N-BK7, Plano Convex Lenses (AR 400-700nm)

SLB-P-M

N-BK7, Plano Convex Lenses (AR 400-700nm)
Out of stock
SKU
SLB-P-M
These are simple lenses having a flat surface on one side and a spherical surface on the other.
They are also very close to the form which minimizes spherical aberration for infnite conjugate applications.
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Diameter φD
Focal length
Delivery Price Add to cart
20mm 120mm
1-3 weeks
SGD 57.30
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ20mm
Focal length f 120mm
Edge thickness te 2mm
Center thickness tc 2.8mm
Back focal length fb 118.2mm
Radius of curvature r 62.28mm
Centration <1′
25.4mm 250mm
in stock
SGD 69.50
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ25.4mm
Focal length f 250mm
Edge thickness te 2mm
Center thickness tc 2.6mm
Back focal length fb 248.3mm
Radius of curvature r 129.75mm
Centration <1′
30mm 2500mm
1-3 weeks
SGD 78.00
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ30mm
Focal length f 2500mm
Edge thickness te 2mm
Center thickness tc 2.1mm
Back focal length fb 2498.6mm
Radius of curvature r 1297.5mm
Centration <3′
50mm 350mm
1-3 weeks
SGD 105.50
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ50mm
Focal length f 350mm
Edge thickness te 3mm
Center thickness tc 4.7mm
Back focal length fb 346.9mm
Radius of curvature r 181.65mm
Centration <1′
6mm 8mm
in stock
SGD 81.10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture φD≧φ10mm ; 85% of the diameter
φD<φ10mm ; 83% of the diameter
Surface Quality (Scratch-Dig) φD≧φ10mm ; 20-10
φD<φ10mm ; 40-20 
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ6mm
Focal length f 8mm
Edge thickness te 1mm
Center thickness tc 2.3mm
Back focal length fb 6.5mm
Radius of curvature r 4.15mm
Centration <3′
Availability Please contact
60mm 90mm
1-3 weeks
SGD 141.50
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ60mm
Focal length f 90mm
Edge thickness te 3mm
Center thickness tc 13.9mm
Back focal length fb 80.8mm
Radius of curvature r 46.71mm
Centration <1′
10mm 80mm
in stock
SGD 53.70
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture φD≧φ10mm ; 85% of the diameter
φD<φ10mm ; 83% of the diameter
Surface Quality (Scratch-Dig) φD≧φ10mm ; 20-10
φD<φ10mm ; 40-20 
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ10mm
Focal length f 80mm
Edge thickness te 2mm
Center thickness tc 2.3mm
Back focal length fb 78.5mm
Radius of curvature r 41.52mm
Centration <1′
Availability Please contact
100mm 1000mm
1-3 weeks
SGD 318.90
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ100mm
Focal length f 1000mm
Edge thickness te 3mm
Center thickness tc 5.4mm
Back focal length fb 996.4mm
Radius of curvature r 519mm
Centration <1′
20mm 200mm
1-3 weeks
SGD 57.30
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ20mm
Focal length f 200mm
Edge thickness te 2mm
Center thickness tc 2.5mm
Back focal length fb 198.4mm
Radius of curvature r 103.8mm
Centration <1′
25.4mm 700mm
1-3 weeks
SGD 69.50
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ25.4mm
Focal length f 700mm
Edge thickness te 2mm
Center thickness tc 2.2mm
Back focal length fb 698.5mm
Radius of curvature r 363.3mm
Centration <3′
30mm 5000mm
1-3 weeks
SGD 81.10
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ30mm
Focal length f 5000mm
Edge thickness te 2mm
Center thickness tc 2.1mm
Back focal length fb 4998.6mm
Radius of curvature r 2595mm
Centration <3′
50mm 500mm
1-3 weeks
SGD 104.30
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ50mm
Focal length f 500mm
Edge thickness te 3mm
Center thickness tc 4.2mm
Back focal length fb 497.2mm
Radius of curvature r 259.5mm
Centration <1′
6mm 12mm
1-3 weeks
SGD 81.10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture φD≧φ10mm ; 85% of the diameter
φD<φ10mm ; 83% of the diameter
Surface Quality (Scratch-Dig) φD≧φ10mm ; 20-10
φD<φ10mm ; 40-20 
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ6mm
Focal length f 12mm
Edge thickness te 1mm
Center thickness tc 1.8mm
Back focal length fb 10.8mm
Radius of curvature r 6.23mm
Centration <3′
Availability Please contact
60mm 150mm
1-3 weeks
SGD 138.40
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ60mm
Focal length f 150mm
Edge thickness te 3mm
Center thickness tc 9mm
Back focal length fb 144.1mm
Radius of curvature r 77.85mm
Centration <1′
12.7mm 25mm
1-3 weeks
SGD 53.70
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture φD≧φ10mm ; 85% of the diameter
φD<φ10mm ; 83% of the diameter
Surface Quality (Scratch-Dig) φD≧φ10mm ; 20-10
φD<φ10mm ; 40-20 
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ12.7mm
Focal length f 25mm
Edge thickness te 2mm
Center thickness tc 3.7mm
Back focal length fb 22.6mm
Radius of curvature r 12.98mm
Centration <1′
Availability Please contact
25mm 40mm
in stock
SGD 74.40
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ25mm
Focal length f 40mm
Edge thickness te 2mm
Center thickness tc 6.2mm
Back focal length fb 36mm
Radius of curvature r 20.76mm
Centration <1′
30mm 40mm
in stock
SGD 86.00
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ30mm
Focal length f 40mm
Edge thickness te 2mm
Center thickness tc 8.4mm
Back focal length fb 34.5mm
Radius of curvature r 20.76mm
Centration <1′
40mm 70mm
1-3 weeks
SGD 103.70
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ40mm
Focal length f 70mm
Edge thickness te 2mm
Center thickness tc 8mm
Back focal length fb 64.7mm
Radius of curvature r 36.33mm
Centration <1′
50mm 800mm
1-3 weeks
SGD 104.30
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ50mm
Focal length f 800mm
Edge thickness te 3mm
Center thickness tc 3.8mm
Back focal length fb 797.4mm
Radius of curvature r 415.2mm
Centration <3′
6mm 25mm
in stock
SGD 75.60
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture φD≧φ10mm ; 85% of the diameter
φD<φ10mm ; 83% of the diameter
Surface Quality (Scratch-Dig) φD≧φ10mm ; 20-10
φD<φ10mm ; 40-20 
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ6mm
Focal length f 25mm
Edge thickness te 1mm
Center thickness tc 1.4mm
Back focal length fb 24.1mm
Radius of curvature r 12.98mm
Centration <3′
Availability Please contact
60mm 250mm
in stock
SGD 133.50
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ60mm
Focal length f 250mm
Edge thickness te 3mm
Center thickness tc 6.5mm
Back focal length fb 245.7mm
Radius of curvature r 129.75mm
Centration <1′
12.7mm 50mm
1-3 weeks
SGD 53.70
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture φD≧φ10mm ; 85% of the diameter
φD<φ10mm ; 83% of the diameter
Surface Quality (Scratch-Dig) φD≧φ10mm ; 20-10
φD<φ10mm ; 40-20 
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ12.7mm
Focal length f 50mm
Edge thickness te 2mm
Center thickness tc 2.8mm
Back focal length fb 48.2mm
Radius of curvature r 25.95mm
Centration <1′
Availability Please contact
25mm 70mm
in stock
SGD 70.70
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ25mm
Focal length f 70mm
Edge thickness te 2mm
Center thickness tc 4.2mm
Back focal length fb 67.2mm
Radius of curvature r 36.33mm
Centration <1′
30mm 70mm
1-3 weeks
SGD 79.30
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ30mm
Focal length f 70mm
Edge thickness te 2mm
Center thickness tc 5.2mm
Back focal length fb 66.5mm
Radius of curvature r 36.33mm
Centration <1′
40mm 100mm
in stock
SGD 96.30
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ40mm
Focal length f 100mm
Edge thickness te 2mm
Center thickness tc 6mm
Back focal length fb 96mm
Radius of curvature r 51.9mm
Centration <1′
50mm 1200mm
1-3 weeks
SGD 104.30
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ50mm
Focal length f 1200mm
Edge thickness te 3mm
Center thickness tc 3.5mm
Back focal length fb 1197.7mm
Radius of curvature r 622.8mm
Centration <3′
7mm 12mm
1-3 weeks
SGD 75.60
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture φD≧φ10mm ; 85% of the diameter
φD<φ10mm ; 83% of the diameter
Surface Quality (Scratch-Dig) φD≧φ10mm ; 20-10
φD<φ10mm ; 40-20 
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ7mm
Focal length f 12mm
Edge thickness te 1.9mm
Center thickness tc 3mm
Back focal length fb 10.1mm
Radius of curvature r 6.23mm
Centration <3′
Availability Please contact
60mm 500mm
in stock
SGD 133.50
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ60mm
Focal length f 500mm
Edge thickness te 3mm
Center thickness tc 4.7mm
Back focal length fb 496.9mm
Radius of curvature r 259.5mm
Centration <1′
12.7mm 80mm
in stock
SGD 53.70
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture φD≧φ10mm ; 85% of the diameter
φD<φ10mm ; 83% of the diameter
Surface Quality (Scratch-Dig) φD≧φ10mm ; 20-10
φD<φ10mm ; 40-20 
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ12.7mm
Focal length f 80mm
Edge thickness te 2mm
Center thickness tc 2.5mm
Back focal length fb 78.4mm
Radius of curvature r 41.52mm
Centration <1′
Availability Please contact
25mm 100mm
in stock
SGD 69.50
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ25mm
Focal length f 100mm
Edge thickness te 2mm
Center thickness tc 3.5mm
Back focal length fb 97.7mm
Radius of curvature r 51.9mm
Centration <1′
30mm 100mm
1-3 weeks
SGD 74.40
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ30mm
Focal length f 100mm
Edge thickness te 2mm
Center thickness tc 4.2mm
Back focal length fb 97.2mm
Radius of curvature r 51.9mm
Centration <1′
40mm 170mm
in stock
SGD 92.10
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ40mm
Focal length f 170mm
Edge thickness te 2mm
Center thickness tc 4.3mm
Back focal length fb 167.2mm
Radius of curvature r 88.23mm
Centration <1′
50mm 2500mm
1-3 weeks
SGD 110.40
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ50mm
Focal length f 2500mm
Edge thickness te 3mm
Center thickness tc 3.2mm
Back focal length fb 2497.9mm
Radius of curvature r 1297.5mm
Centration <3′
7mm 25mm
in stock
SGD 69.50
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture φD≧φ10mm ; 85% of the diameter
φD<φ10mm ; 83% of the diameter
Surface Quality (Scratch-Dig) φD≧φ10mm ; 20-10
φD<φ10mm ; 40-20 
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ7mm
Focal length f 25mm
Edge thickness te 1.7mm
Center thickness tc 2.1mm
Back focal length fb 23.6mm
Radius of curvature r 12.98mm
Centration <3′
Availability Please contact
80mm 150mm
1-3 weeks
SGD 237.80
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ80mm
Focal length f 150mm
Edge thickness te 3mm
Center thickness tc 14.1mm
Back focal length fb 140.8mm
Radius of curvature r 77.85mm
Centration <1′
15mm 25mm
in stock
SGD 57.90
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ15mm
Focal length f 25mm
Edge thickness te 2mm
Center thickness tc 4.4mm
Back focal length fb 22.1mm
Radius of curvature r 12.98mm
Centration <1′
25mm 170mm
in stock
SGD 69.50
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ25mm
Focal length f 170mm
Edge thickness te 2mm
Center thickness tc 2.9mm
Back focal length fb 168.1mm
Radius of curvature r 88.23mm
Centration <1′
30mm 170mm
1-3 weeks
SGD 74.40
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ30mm
Focal length f 170mm
Edge thickness te 2mm
Center thickness tc 3.3mm
Back focal length fb 167.8mm
Radius of curvature r 88.23mm
Centration <1′
40mm 300mm
1-3 weeks
SGD 92.10
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ40mm
Focal length f 300mm
Edge thickness te 2mm
Center thickness tc 3.3mm
Back focal length fb 297.7mm
Radius of curvature r 155.7mm
Centration <1′
50mm 5000mm
1-3 weeks
SGD 115.90
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ50mm
Focal length f 5000mm
Edge thickness te 3mm
Center thickness tc 3.1mm
Back focal length fb 4997.9mm
Radius of curvature r 2595mm
Centration <3′
7mm 50mm
1-3 weeks
SGD 69.50
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture φD≧φ10mm ; 85% of the diameter
φD<φ10mm ; 83% of the diameter
Surface Quality (Scratch-Dig) φD≧φ10mm ; 20-10
φD<φ10mm ; 40-20 
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ7mm
Focal length f 50mm
Edge thickness te 1.6mm
Center thickness tc 1.8mm
Back focal length fb 48.8mm
Radius of curvature r 25.95mm
Centration <3′
Availability Please contact
80mm 300mm
in stock
SGD 226.20
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ80mm
Focal length f 300mm
Edge thickness te 3mm
Center thickness tc 8.2mm
Back focal length fb 294.6mm
Radius of curvature r 155.7mm
Centration <1′
15mm 50mm
in stock
SGD 57.90
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ15mm
Focal length f 50mm
Edge thickness te 2mm
Center thickness tc 3.1mm
Back focal length fb 48mm
Radius of curvature r 25.95mm
Centration <1′
25mm 250mm
1-3 weeks
SGD 69.50
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ25mm
Focal length f 250mm
Edge thickness te 2mm
Center thickness tc 2.6mm
Back focal length fb 248.3mm
Radius of curvature r 129.75mm
Centration <1′
30mm 250mm
1-3 weeks
SGD 74.40
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ30mm
Focal length f 250mm
Edge thickness te 2mm
Center thickness tc 2.9mm
Back focal length fb 248.1mm
Radius of curvature r 129.75mm
Centration <1′
40mm 450mm
1-3 weeks
SGD 92.10
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ40mm
Focal length f 450mm
Edge thickness te 2mm
Center thickness tc 2.9mm
Back focal length fb 448.1mm
Radius of curvature r 233.55mm
Centration <3′
50.8mm 90mm
1-3 weeks
SGD 115.20
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ50.8mm
Focal length f 90mm
Edge thickness te 3mm
Center thickness tc 10.3mm
Back focal length fb 83.2mm
Radius of curvature r 46.71mm
Centration <1′
8mm 15mm
in stock
SGD 75.60
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture φD≧φ10mm ; 85% of the diameter
φD<φ10mm ; 83% of the diameter
Surface Quality (Scratch-Dig) φD≧φ10mm ; 20-10
φD<φ10mm ; 40-20 
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ8mm
Focal length f 15mm
Edge thickness te 1.5mm
Center thickness tc 2.6mm
Back focal length fb 13.3mm
Radius of curvature r 7.79mm
Centration <3′
Availability Please contact
80mm 500mm
in stock
SGD 226.20
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ80mm
Focal length f 500mm
Edge thickness te 3mm
Center thickness tc 6.1mm
Back focal length fb 496mm
Radius of curvature r 259.5mm
Centration <1′
15mm 80mm
in stock
SGD 57.90
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ15mm
Focal length f 80mm
Edge thickness te 2mm
Center thickness tc 2.7mm
Back focal length fb 78.2mm
Radius of curvature r 41.52mm
Centration <1′
25.4mm 40mm
in stock
SGD 74.40
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ25.4mm
Focal length f 40mm
Edge thickness te 1.9mm
Center thickness tc 6.2mm
Back focal length fb 36mm
Radius of curvature r 20.76mm
Centration <1′
30mm 400mm
1-3 weeks
SGD 74.40
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ30mm
Focal length f 400mm
Edge thickness te 2mm
Center thickness tc 2.5mm
Back focal length fb 398.2mm
Radius of curvature r 207.6mm
Centration <3′
50mm 70mm
in stock
SGD 122.00
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ50mm
Focal length f 70mm
Edge thickness te 3mm
Center thickness tc 13mm
Back focal length fb 61.5mm
Radius of curvature r 36.33mm
Centration <1′
50.8mm 150mm
1-3 weeks
SGD 110.40
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ50.8mm
Focal length f 150mm
Edge thickness te 2.8mm
Center thickness tc 7.1mm
Back focal length fb 145.3mm
Radius of curvature r 77.85mm
Centration <1′
8mm 30mm
1-3 weeks
SGD 69.50
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture φD≧φ10mm ; 85% of the diameter
φD<φ10mm ; 83% of the diameter
Surface Quality (Scratch-Dig) φD≧φ10mm ; 20-10
φD<φ10mm ; 40-20 
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ8mm
Focal length f 30mm
Edge thickness te 1.5mm
Center thickness tc 2mm
Back focal length fb 28.7mm
Radius of curvature r 15.57mm
Centration <3′
Availability Please contact
80mm 1000mm
1-3 weeks
SGD 226.20
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ80mm
Focal length f 1000mm
Edge thickness te 3mm
Center thickness tc 4.5mm
Back focal length fb 997mm
Radius of curvature r 519mm
Centration <3′
15mm 120mm
in stock
SGD 57.90
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ15mm
Focal length f 120mm
Edge thickness te 2mm
Center thickness tc 2.5mm
Back focal length fb 118.4mm
Radius of curvature r 62.28mm
Centration <1′
20mm 30mm
in stock
SGD 60.40
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ20mm
Focal length f 30mm
Edge thickness te 2mm
Center thickness tc 5.6mm
Back focal length fb 26.3mm
Radius of curvature r 15.57mm
Centration <1′
25.4mm 70mm
1-3 weeks
SGD 70.70
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ25.4mm
Focal length f 70mm
Edge thickness te 1.9mm
Center thickness tc 4.2mm
Back focal length fb 67.2mm
Radius of curvature r 36.33mm
Centration <1′
30mm 600mm
1-3 weeks
SGD 74.40
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ30mm
Focal length f 600mm
Edge thickness te 2mm
Center thickness tc 2.4mm
Back focal length fb 598.4mm
Radius of curvature r 311.4mm
Centration <3′
50mm 100mm
in stock
SGD 112.80
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ50mm
Focal length f 100mm
Edge thickness te 3mm
Center thickness tc 9.4mm
Back focal length fb 93.8mm
Radius of curvature r 51.9mm
Centration <1′
50.8mm 250mm
1-3 weeks
SGD 107.90
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ50.8mm
Focal length f 250mm
Edge thickness te 2.9mm
Center thickness tc 5.4mm
Back focal length fb 246.4mm
Radius of curvature r 129.75mm
Centration <1′
10mm 15mm
in stock
SGD 53.70
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture φD≧φ10mm ; 85% of the diameter
φD<φ10mm ; 83% of the diameter
Surface Quality (Scratch-Dig) φD≧φ10mm ; 20-10
φD<φ10mm ; 40-20 
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ10mm
Focal length f 15mm
Edge thickness te 2mm
Center thickness tc 3.8mm
Back focal length fb 12.5mm
Radius of curvature r 7.79mm
Centration <1′
Availability Please contact
100mm 250mm
1-3 weeks
SGD 336.00
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ100mm
Focal length f 250mm
Edge thickness te 3mm
Center thickness tc 13mm
Back focal length fb 241.4mm
Radius of curvature r 129.75mm
Centration <1′
20mm 60mm
in stock
SGD 57.30
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ20mm
Focal length f 60mm
Edge thickness te 2mm
Center thickness tc 3.6mm
Back focal length fb 57.6mm
Radius of curvature r 31.14mm
Centration <1′
25.4mm 100mm
1-3 weeks
SGD 69.50
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ25.4mm
Focal length f 100mm
Edge thickness te 1.9mm
Center thickness tc 3.5mm
Back focal length fb 97.7mm
Radius of curvature r 51.9mm
Centration <1′
30mm 900mm
in stock
SGD 74.40
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ30mm
Focal length f 900mm
Edge thickness te 2mm
Center thickness tc 2.2mm
Back focal length fb 898.5mm
Radius of curvature r 467.1mm
Centration <3′
50mm 170mm
in stock
SGD 110.40
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ50mm
Focal length f 170mm
Edge thickness te 3mm
Center thickness tc 6.6mm
Back focal length fb 165.6mm
Radius of curvature r 88.23mm
Centration <1′
5mm 12mm
1-3 weeks
SGD 87.20
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture φD≧φ10mm ; 85% of the diameter
φD<φ10mm ; 83% of the diameter
Surface Quality (Scratch-Dig) φD≧φ10mm ; 20-10
φD<φ10mm ; 40-20 
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ5mm
Focal length f 12mm
Edge thickness te 1.2mm
Center thickness tc 1.8mm
Back focal length fb 10.8mm
Radius of curvature r 6.23mm
Centration <3′
Availability Please contact
50.8mm 500mm
1-3 weeks
SGD 104.30
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ50.8mm
Focal length f 500mm
Edge thickness te 3mm
Center thickness tc 4.2mm
Back focal length fb 497.2mm
Radius of curvature r 259.5mm
Centration <1′
10mm 30mm
in stock
SGD 53.70
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture φD≧φ10mm ; 85% of the diameter
φD<φ10mm ; 83% of the diameter
Surface Quality (Scratch-Dig) φD≧φ10mm ; 20-10
φD<φ10mm ; 40-20 
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ10mm
Focal length f 30mm
Edge thickness te 2mm
Center thickness tc 2.8mm
Back focal length fb 28.1mm
Radius of curvature r 15.57mm
Centration <1′
Availability Please contact
100mm 400mm
1-3 weeks
SGD 318.90
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ100mm
Focal length f 400mm
Edge thickness te 3mm
Center thickness tc 9.1mm
Back focal length fb 394.4mm
Radius of curvature r 207.6mm
Centration <1′
20mm 90mm
1-3 weeks
SGD 57.30
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ20mm
Focal length f 90mm
Edge thickness te 2mm
Center thickness tc 3.1mm
Back focal length fb 88mm
Radius of curvature r 46.71mm
Centration <1′
25.4mm 170mm
1-3 weeks
SGD 69.50
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ25.4mm
Focal length f 170mm
Edge thickness te 2mm
Center thickness tc 2.9mm
Back focal length fb 168.1mm
Radius of curvature r 88.23mm
Centration <1′
30mm 1500mm
1-3 weeks
SGD 75.60
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ30mm
Focal length f 1500mm
Edge thickness te 2mm
Center thickness tc 2.1mm
Back focal length fb 1498.6mm
Radius of curvature r 778.5mm
Centration <3′
50mm 250mm
1-3 weeks
SGD 107.90
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ50mm
Focal length f 250mm
Edge thickness te 3mm
Center thickness tc 5.4mm
Back focal length fb 246.4mm
Radius of curvature r 129.75mm
Centration <1′
5mm 25mm
1-3 weeks
SGD 81.10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture φD≧φ10mm ; 85% of the diameter
φD<φ10mm ; 83% of the diameter
Surface Quality (Scratch-Dig) φD≧φ10mm ; 20-10
φD<φ10mm ; 40-20 
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ5mm
Focal length f 25mm
Edge thickness te 1.1mm
Center thickness tc 1.4mm
Back focal length fb 24.1mm
Radius of curvature r 12.98mm
Centration <3′
Availability Please contact
60mm 70mm
1-3 weeks
SGD 145.10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ60mm
Focal length f 70mm
Edge thickness te 3mm
Center thickness tc 18.8mm
Back focal length fb 57.6mm
Radius of curvature r 36.33mm
Centration <1′
10mm 60mm
1-3 weeks
SGD 53.70
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture φD≧φ10mm ; 85% of the diameter
φD<φ10mm ; 83% of the diameter
Surface Quality (Scratch-Dig) φD≧φ10mm ; 20-10
φD<φ10mm ; 40-20 
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ10mm
Focal length f 60mm
Edge thickness te 2mm
Center thickness tc 2.4mm
Back focal length fb 58.4mm
Radius of curvature r 31.14mm
Centration <1′
Availability Please contact
100mm 700mm
1-3 weeks
SGD 318.90
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ100mm
Focal length f 700mm
Edge thickness te 3mm
Center thickness tc 6.5mm
Back focal length fb 695.7mm
Radius of curvature r 363.3mm
Centration <1′
20mm 150mm
in stock
SGD 57.30
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ20mm
Focal length f 150mm
Edge thickness te 2mm
Center thickness tc 2.6mm
Back focal length fb 148.3mm
Radius of curvature r 77.85mm
Centration <1′
25.4mm 300mm
1-3 weeks
SGD 69.50
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ25.4mm
Focal length f 300mm
Edge thickness te 2mm
Center thickness tc 2.5mm
Back focal length fb 298.4mm
Radius of curvature r 155.7mm
Centration <3′
30mm 3000mm
1-3 weeks
SGD 80.50
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ30mm
Focal length f 3000mm
Edge thickness te 2mm
Center thickness tc 2.1mm
Back focal length fb 2998.6mm
Radius of curvature r 1557mm
Centration <3′
50mm 400mm
1-3 weeks
SGD 104.30
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ50mm
Focal length f 400mm
Edge thickness te 3mm
Center thickness tc 4.5mm
Back focal length fb 397mm
Radius of curvature r 207.6mm
Centration <1′
6mm 9mm
1-3 weeks
SGD 81.10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture φD≧φ10mm ; 85% of the diameter
φD<φ10mm ; 83% of the diameter
Surface Quality (Scratch-Dig) φD≧φ10mm ; 20-10
φD<φ10mm ; 40-20 
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ6mm
Focal length f 9mm
Edge thickness te 1mm
Center thickness tc 2.1mm
Back focal length fb 7.6mm
Radius of curvature r 4.67mm
Centration <3′
Availability Please contact
60mm 100mm
1-3 weeks
SGD 140.20
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ60mm
Focal length f 100mm
Edge thickness te 3mm
Center thickness tc 12.5mm
Back focal length fb 91.7mm
Radius of curvature r 51.9mm
Centration <1′
10mm 100mm
in stock
SGD 53.70
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture φD≧φ10mm ; 85% of the diameter
φD<φ10mm ; 83% of the diameter
Surface Quality (Scratch-Dig) φD≧φ10mm ; 20-10
φD<φ10mm ; 40-20 
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ10mm
Focal length f 100mm
Edge thickness te 2mm
Center thickness tc 2.2mm
Back focal length fb 98.5mm
Radius of curvature r 51.9mm
Centration <1′
Availability Please contact
25mm 30mm
in stock
SGD 75.60
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ25mm
Focal length f 30mm
Edge thickness te 2mm
Center thickness tc 8.3mm
Back focal length fb 24.5mm
Radius of curvature r 15.57mm
Centration <1′
25.4mm 1000mm
1-3 weeks
SGD 69.50
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ25.4mm
Focal length f 1000mm
Edge thickness te 2mm
Center thickness tc 2.2mm
Back focal length fb 998.5mm
Radius of curvature r 519mm
Centration <3′
40mm 50mm
in stock
SGD 109.10
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ40mm
Focal length f 50mm
Edge thickness te 2mm
Center thickness tc 11.4mm
Back focal length fb 42.5mm
Radius of curvature r 25.95mm
Centration <1′
50mm 600mm
1-3 weeks
SGD 104.30
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ50mm
Focal length f 600mm
Edge thickness te 3mm
Center thickness tc 4mm
Back focal length fb 597.4mm
Radius of curvature r 311.4mm
Centration <3′
6mm 15mm
in stock
SGD 81.10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture φD≧φ10mm ; 85% of the diameter
φD<φ10mm ; 83% of the diameter
Surface Quality (Scratch-Dig) φD≧φ10mm ; 20-10
φD<φ10mm ; 40-20 
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ6mm
Focal length f 15mm
Edge thickness te 1mm
Center thickness tc 1.6mm
Back focal length fb 13.9mm
Radius of curvature r 7.79mm
Centration <3′
Availability Please contact
60mm 170mm
in stock
SGD 137.20
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ60mm
Focal length f 170mm
Edge thickness te 3mm
Center thickness tc 8.3mm
Back focal length fb 164.6mm
Radius of curvature r 88.23mm
Centration <1′
12.7mm 30mm
in stock
SGD 53.70
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture φD≧φ10mm ; 85% of the diameter
φD<φ10mm ; 83% of the diameter
Surface Quality (Scratch-Dig) φD≧φ10mm ; 20-10
φD<φ10mm ; 40-20 
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ12.7mm
Focal length f 30mm
Edge thickness te 2mm
Center thickness tc 3.4mm
Back focal length fb 27.8mm
Radius of curvature r 15.57mm
Centration <1′
Availability Please contact
25mm 50mm
in stock
SGD 73.20
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ25mm
Focal length f 50mm
Edge thickness te 2mm
Center thickness tc 5.2mm
Back focal length fb 46.6mm
Radius of curvature r 25.95mm
Centration <1′
30mm 50mm
in stock
SGD 83.50
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ30mm
Focal length f 50mm
Edge thickness te 2mm
Center thickness tc 6.8mm
Back focal length fb 45.5mm
Radius of curvature r 25.95mm
Centration <1′
40mm 80mm
in stock
SGD 101.20
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ40mm
Focal length f 80mm
Edge thickness te 2mm
Center thickness tc 7.1mm
Back focal length fb 75.3mm
Radius of curvature r 41.52mm
Centration <1′
50mm 900mm
1-3 weeks
SGD 104.30
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ50mm
Focal length f 900mm
Edge thickness te 3mm
Center thickness tc 3.7mm
Back focal length fb 897.6mm
Radius of curvature r 467.1mm
Centration <3′
6mm 30mm
in stock
SGD 75.60
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture φD≧φ10mm ; 85% of the diameter
φD<φ10mm ; 83% of the diameter
Surface Quality (Scratch-Dig) φD≧φ10mm ; 20-10
φD<φ10mm ; 40-20 
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ6mm
Focal length f 30mm
Edge thickness te 1mm
Center thickness tc 1.3mm
Back focal length fb 29.1mm
Radius of curvature r 15.57mm
Centration <3′
Availability Please contact
60mm 300mm
1-3 weeks
SGD 133.50
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ60mm
Focal length f 300mm
Edge thickness te 3mm
Center thickness tc 5.9mm
Back focal length fb 296.1mm
Radius of curvature r 155.7mm
Centration <1′
12.7mm 60mm
in stock
SGD 53.70
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture φD≧φ10mm ; 85% of the diameter
φD<φ10mm ; 83% of the diameter
Surface Quality (Scratch-Dig) φD≧φ10mm ; 20-10
φD<φ10mm ; 40-20 
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ12.7mm
Focal length f 60mm
Edge thickness te 2mm
Center thickness tc 2.7mm
Back focal length fb 58.3mm
Radius of curvature r 31.14mm
Centration <1′
Availability Please contact
25mm 80mm
1-3 weeks
SGD 69.50
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ25mm
Focal length f 80mm
Edge thickness te 2mm
Center thickness tc 3.9mm
Back focal length fb 77.4mm
Radius of curvature r 41.52mm
Centration <1′
30mm 80mm
in stock
SGD 76.80
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ30mm
Focal length f 80mm
Edge thickness te 2mm
Center thickness tc 4.8mm
Back focal length fb 76.8mm
Radius of curvature r 41.52mm
Centration <1′
40mm 120mm
in stock
SGD 93.90
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ40mm
Focal length f 120mm
Edge thickness te 2mm
Center thickness tc 5.3mm
Back focal length fb 116.5mm
Radius of curvature r 62.28mm
Centration <1′
50mm 1500mm
in stock
SGD 106.70
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ50mm
Focal length f 1500mm
Edge thickness te 3mm
Center thickness tc 3.4mm
Back focal length fb 1497.8mm
Radius of curvature r 778.5mm
Centration <3′
7mm 15mm
in stock
SGD 75.60
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture φD≧φ10mm ; 85% of the diameter
φD<φ10mm ; 83% of the diameter
Surface Quality (Scratch-Dig) φD≧φ10mm ; 20-10
φD<φ10mm ; 40-20 
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ7mm
Focal length f 15mm
Edge thickness te 1.8mm
Center thickness tc 2.6mm
Back focal length fb 13.3mm
Radius of curvature r 7.79mm
Centration <3′
Availability Please contact
60mm 1000mm
1-3 weeks
SGD 133.50
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ60mm
Focal length f 1000mm
Edge thickness te 3mm
Center thickness tc 3.9mm
Back focal length fb 997.5mm
Radius of curvature r 519mm
Centration <3′
12.7mm 100mm
1-3 weeks
SGD 53.70
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture φD≧φ10mm ; 85% of the diameter
φD<φ10mm ; 83% of the diameter
Surface Quality (Scratch-Dig) φD≧φ10mm ; 20-10
φD<φ10mm ; 40-20 
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ12.7mm
Focal length f 100mm
Edge thickness te 2mm
Center thickness tc 2.4mm
Back focal length fb 98.5mm
Radius of curvature r 51.90mm
Centration <1′
Availability Please contact
25mm 120mm
1-3 weeks
SGD 69.50
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ25mm
Focal length f 120mm
Edge thickness te 2mm
Center thickness tc 3.3mm
Back focal length fb 117.8mm
Radius of curvature r 62.28mm
Centration <1′
30mm 120mm
1-3 weeks
SGD 74.40
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ30mm
Focal length f 120mm
Edge thickness te 2mm
Center thickness tc 3.8mm
Back focal length fb 117.5mm
Radius of curvature r 62.28mm
Centration <1′
40mm 200mm
1-3 weeks
SGD 92.10
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ40mm
Focal length f 200mm
Edge thickness te 2mm
Center thickness tc 3.9mm
Back focal length fb 197.4mm
Radius of curvature r 103.8mm
Centration <1′
50mm 3000mm
1-3 weeks
SGD 114.00
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ50mm
Focal length f 3000mm
Edge thickness te 3mm
Center thickness tc 3.2mm
Back focal length fb 2997.9mm
Radius of curvature r 1557mm
Centration <3′
7mm 30mm
in stock
SGD 69.50
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture φD≧φ10mm ; 85% of the diameter
φD<φ10mm ; 83% of the diameter
Surface Quality (Scratch-Dig) φD≧φ10mm ; 20-10
φD<φ10mm ; 40-20 
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ7mm
Focal length f 30mm
Edge thickness te 1.6mm
Center thickness tc 2mm
Back focal length fb 28.7mm
Radius of curvature r 15.57mm
Centration <3′
Availability Please contact
80mm 200mm
in stock
SGD 231.70
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ80mm
Focal length f 200mm
Edge thickness te 3mm
Center thickness tc 11mm
Back focal length fb 192.7mm
Radius of curvature r 103.8mm
Centration <1′
15mm 30mm
in stock
SGD 57.90
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ15mm
Focal length f 30mm
Edge thickness te 2mm
Center thickness tc 3.9mm
Back focal length fb 27.4mm
Radius of curvature r 15.57mm
Centration <1′
25mm 200mm
1-3 weeks
SGD 69.50
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ25mm
Focal length f 200mm
Edge thickness te 2mm
Center thickness tc 2.8mm
Back focal length fb 198.2mm
Radius of curvature r 103.8mm
Centration <1′
30mm 200mm
in stock
SGD 74.40
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ30mm
Focal length f 200mm
Edge thickness te 2mm
Center thickness tc 3.1mm
Back focal length fb 198mm
Radius of curvature r 103.8mm
Centration <1′
40mm 350mm
1-3 weeks
SGD 92.10
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ40mm
Focal length f 350mm
Edge thickness te 2mm
Center thickness tc 3.1mm
Back focal length fb 348mm
Radius of curvature r 181.65mm
Centration <1′
50.8mm 70mm
in stock
SGD 122.00
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ50.8mm
Focal length f 70mm
Edge thickness te 3mm
Center thickness tc 13.4mm
Back focal length fb 61.2mm
Radius of curvature r 36.33mm
Centration <1′
8mm 10mm
1-3 weeks
SGD 75.60
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture φD≧φ10mm ; 85% of the diameter
φD<φ10mm ; 83% of the diameter
Surface Quality (Scratch-Dig) φD≧φ10mm ; 20-10
φD<φ10mm ; 40-20 
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ8mm
Focal length f 10mm
Edge thickness te 1.5mm
Center thickness tc 3.4mm
Back focal length fb 7.8mm
Radius of curvature r 5.19mm
Centration <3′
Availability Please contact
80mm 350mm
1-3 weeks
SGD 226.20
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ80mm
Focal length f 350mm
Edge thickness te 3mm
Center thickness tc 7.5mm
Back focal length fb 345.1mm
Radius of curvature r 181.65mm
Centration <1′
15mm 60mm
in stock
SGD 57.90
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ15mm
Focal length f 60mm
Edge thickness te 2mm
Center thickness tc 2.9mm
Back focal length fb 58.1mm
Radius of curvature r 31.14mm
Centration <1′
25.4mm 30mm
1-3 weeks
SGD 75.60
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ25.4mm
Focal length f 30mm
Edge thickness te 1.7mm
Center thickness tc 8.3mm
Back focal length fb 24.5mm
Radius of curvature r 15.57mm
Centration <1′
30mm 300mm
in stock
SGD 74.40
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ30mm
Focal length f 300mm
Edge thickness te 2mm
Center thickness tc 2.7mm
Back focal length fb 298.2mm
Radius of curvature r 155.7mm
Centration <1′
40mm 500mm
1-3 weeks
SGD 92.10
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ40mm
Focal length f 500mm
Edge thickness te 2mm
Center thickness tc 2.8mm
Back focal length fb 498.2mm
Radius of curvature r 259.5mm
Centration <3′
50.8mm 100mm
1-3 weeks
SGD 112.80
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ50.8mm
Focal length f 100mm
Edge thickness te 3mm
Center thickness tc 9.6mm
Back focal length fb 93.7mm
Radius of curvature r 51.9mm
Centration <1′
8mm 20mm
in stock
SGD 75.60
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture φD≧φ10mm ; 85% of the diameter
φD<φ10mm ; 83% of the diameter
Surface Quality (Scratch-Dig) φD≧φ10mm ; 20-10
φD<φ10mm ; 40-20 
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ8mm
Focal length f 20mm
Edge thickness te 1.5mm
Center thickness tc 2.3mm
Back focal length fb 18.5mm
Radius of curvature r 10.38mm
Centration <3′
Availability Please contact
80mm 700mm
1-3 weeks
SGD 226.20
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ80mm
Focal length f 700mm
Edge thickness te 3mm
Center thickness tc 5.2mm
Back focal length fb 696.6mm
Radius of curvature r 363.3mm
Centration <1′
15mm 90mm
in stock
SGD 57.90
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ15mm
Focal length f 90mm
Edge thickness te 2mm
Center thickness tc 2.6mm
Back focal length fb 88.3mm
Radius of curvature r 46.71mm
Centration <1′
25.4mm 50mm
1-3 weeks
SGD 73.20
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ25.4mm
Focal length f 50mm
Edge thickness te 1.9mm
Center thickness tc 5.2mm
Back focal length fb 46.6mm
Radius of curvature r 25.95mm
Centration <1′
30mm 450mm
1-3 weeks
SGD 74.40
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ30mm
Focal length f 450mm
Edge thickness te 2mm
Center thickness tc 2.5mm
Back focal length fb 448.4mm
Radius of curvature r 233.55mm
Centration <3′
50mm 80mm
in stock
SGD 117.10
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ50mm
Focal length f 80mm
Edge thickness te 3mm
Center thickness tc 11.4mm
Back focal length fb 72.5mm
Radius of curvature r 41.52mm
Centration <1′
50.8mm 170mm
1-3 weeks
SGD 110.40
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ50.8mm
Focal length f 170mm
Edge thickness te 3mm
Center thickness tc 6.6mm
Back focal length fb 165.7mm
Radius of curvature r 88.23mm
Centration <1′
8mm 40mm
1-3 weeks
SGD 69.50
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture φD≧φ10mm ; 85% of the diameter
φD<φ10mm ; 83% of the diameter
Surface Quality (Scratch-Dig) φD≧φ10mm ; 20-10
φD<φ10mm ; 40-20 
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ8mm
Focal length f 40mm
Edge thickness te 1.5mm
Center thickness tc 1.9mm
Back focal length fb 38.8mm
Radius of curvature r 20.76mm
Centration <3′
Availability Please contact
100mm 150mm
1-3 weeks
SGD 365.20
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ100mm
Focal length f 150mm
Edge thickness te 3mm
Center thickness tc 21.2mm
Back focal length fb 136.1mm
Radius of curvature r 77.85mm
Centration <1′
15mm 150mm
in stock
SGD 57.90
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ15mm
Focal length f 150mm
Edge thickness te 2mm
Center thickness tc 2.4mm
Back focal length fb 148.4mm
Radius of curvature r 77.85mm
Centration <1′
20mm 40mm
1-3 weeks
SGD 59.10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ20mm
Focal length f 40mm
Edge thickness te 2mm
Center thickness tc 4.6mm
Back focal length fb 37mm
Radius of curvature r 20.76mm
Centration <1′
25.4mm 80mm
1-3 weeks
SGD 69.50
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ25.4mm
Focal length f 80mm
Edge thickness te 1.9mm
Center thickness tc 3.9mm
Back focal length fb 77.4mm
Radius of curvature r 41.52mm
Centration <1′
30mm 700mm
1-3 weeks
SGD 74.40
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ30mm
Focal length f 700mm
Edge thickness te 2mm
Center thickness tc 2.3mm
Back focal length fb 698.5mm
Radius of curvature r 363.3mm
Centration <3′
50mm 120mm
in stock
SGD 111.60
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ50mm
Focal length f 120mm
Edge thickness te 3mm
Center thickness tc 8.2mm
Back focal length fb 114.6mm
Radius of curvature r 62.28mm
Centration <1′
5mm 8mm
1-3 weeks
SGD 87.20
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture φD≧φ10mm ; 85% of the diameter
φD<φ10mm ; 83% of the diameter
Surface Quality (Scratch-Dig) φD≧φ10mm ; 20-10
φD<φ10mm ; 40-20 
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ5mm
Focal length f 8mm
Edge thickness te 1.4mm
Center thickness tc 2.3mm
Back focal length fb 6.5mm
Radius of curvature r 4.15mm
Centration <3′
Availability Please contact
50.8mm 300mm
1-3 weeks
SGD 106.70
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ50.8mm
Focal length f 300mm
Edge thickness te 2.9mm
Center thickness tc 5mm
Back focal length fb 296.7mm
Radius of curvature r 155.7mm
Centration <1′
10mm 20mm
in stock
SGD 53.70
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture φD≧φ10mm ; 85% of the diameter
φD<φ10mm ; 83% of the diameter
Surface Quality (Scratch-Dig) φD≧φ10mm ; 20-10
φD<φ10mm ; 40-20 
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ10mm
Focal length f 20mm
Edge thickness te 2mm
Center thickness tc 3.3mm
Back focal length fb 17.8mm
Radius of curvature r 10.38mm
Centration <1′
Availability Please contact
100mm 300mm
1-3 weeks
SGD 330.50
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ100mm
Focal length f 300mm
Edge thickness te 3mm
Center thickness tc 11.2mm
Back focal length fb 292.6mm
Radius of curvature r 155.7mm
Centration <1′
20mm 70mm
1-3 weeks
SGD 57.30
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ20mm
Focal length f 70mm
Edge thickness te 2mm
Center thickness tc 3.4mm
Back focal length fb 67.8mm
Radius of curvature r 36.33mm
Centration <1′
25.4mm 120mm
1-3 weeks
SGD 69.50
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ25.4mm
Focal length f 120mm
Edge thickness te 2mm
Center thickness tc 3.3mm
Back focal length fb 117.8mm
Radius of curvature r 62.28mm
Centration <1′
30mm 1000mm
in stock
SGD 74.40
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ30mm
Focal length f 1000mm
Edge thickness te 2mm
Center thickness tc 2.2mm
Back focal length fb 998.5mm
Radius of curvature r 519mm
Centration <3′
50mm 200mm
1-3 weeks
SGD 110.40
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ50mm
Focal length f 200mm
Edge thickness te 3mm
Center thickness tc 6.1mm
Back focal length fb 196mm
Radius of curvature r 103.8mm
Centration <1′
5mm 15mm
in stock
SGD 87.20
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture φD≧φ10mm ; 85% of the diameter
φD<φ10mm ; 83% of the diameter
Surface Quality (Scratch-Dig) φD≧φ10mm ; 20-10
φD<φ10mm ; 40-20 
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ5mm
Focal length f 15mm
Edge thickness te 1.2mm
Center thickness tc 1.6mm
Back focal length fb 13.9mm
Radius of curvature r 7.79mm
Centration <3′
Availability Please contact
50.8mm 700mm
1-3 weeks
SGD 104.30
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ50.8mm
Focal length f 700mm
Edge thickness te 3mm
Center thickness tc 3.9mm
Back focal length fb 697.4mm
Radius of curvature r 363.3mm
Centration <3′
10mm 40mm
in stock
SGD 53.70
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture φD≧φ10mm ; 85% of the diameter
φD<φ10mm ; 83% of the diameter
Surface Quality (Scratch-Dig) φD≧φ10mm ; 20-10
φD<φ10mm ; 40-20 
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ10mm
Focal length f 40mm
Edge thickness te 2mm
Center thickness tc 2.6mm
Back focal length fb 38.3mm
Radius of curvature r 20.76mm
Centration <1′
Availability Please contact
100mm 500mm
1-3 weeks
SGD 318.90
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ100mm
Focal length f 500mm
Edge thickness te 3mm
Center thickness tc 7.9mm
Back focal length fb 494.8mm
Radius of curvature r 259.5mm
Centration <1′
20mm 100mm
1-3 weeks
SGD 57.30
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ20mm
Focal length f 100mm
Edge thickness te 2mm
Center thickness tc 3mm
Back focal length fb 98mm
Radius of curvature r 51.9mm
Centration <1′
25.4mm 200mm
1-3 weeks
SGD 69.50
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ25.4mm
Focal length f 200mm
Edge thickness te 2mm
Center thickness tc 2.8mm
Back focal length fb 198.2mm
Radius of curvature r 103.8mm
Centration <1′
30mm 2000mm
1-3 weeks
SGD 78.00
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ30mm
Focal length f 2000mm
Edge thickness te 2mm
Center thickness tc 2.1mm
Back focal length fb 1998.6mm
Radius of curvature r 1038mm
Centration <3′
50mm 300mm
in stock
SGD 106.70
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ50mm
Focal length f 300mm
Edge thickness te 3mm
Center thickness tc 5mm
Back focal length fb 296.7mm
Radius of curvature r 155.7mm
Centration <1′
5mm 30mm
in stock
SGD 81.10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture φD≧φ10mm ; 85% of the diameter
φD<φ10mm ; 83% of the diameter
Surface Quality (Scratch-Dig) φD≧φ10mm ; 20-10
φD<φ10mm ; 40-20 
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ5mm
Focal length f 30mm
Edge thickness te 1.1mm
Center thickness tc 1.3mm
Back focal length fb 29.1mm
Radius of curvature r 15.57mm
Centration <3′
Availability Please contact
60mm 80mm
1-3 weeks
SGD 142.70
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ60mm
Focal length f 80mm
Edge thickness te 3mm
Center thickness tc 15.8mm
Back focal length fb 69.6mm
Radius of curvature r 41.52mm
Centration <1′
10mm 70mm
1-3 weeks
SGD 53.70
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture φD≧φ10mm ; 85% of the diameter
φD<φ10mm ; 83% of the diameter
Surface Quality (Scratch-Dig) φD≧φ10mm ; 20-10
φD<φ10mm ; 40-20 
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ10mm
Focal length f 70mm
Edge thickness te 2mm
Center thickness tc 2.3mm
Back focal length fb 68.5mm
Radius of curvature r 36.33mm
Centration <1′
Availability Please contact
100mm 800mm
1-3 weeks
SGD 318.90
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ100mm
Focal length f 800mm
Edge thickness te 3mm
Center thickness tc 6mm
Back focal length fb 796mm
Radius of curvature r 415.2mm
Centration <1′
20mm 170mm
in stock
SGD 57.30
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ20mm
Focal length f 170mm
Edge thickness te 2mm
Center thickness tc 2.6mm
Back focal length fb 168.2mm
Radius of curvature r 88.23mm
Centration <1′
25.4mm 500mm
1-3 weeks
SGD 69.50
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ25.4mm
Focal length f 500mm
Edge thickness te 2mm
Center thickness tc 2.3mm
Back focal length fb 498.4mm
Radius of curvature r 259.5mm
Centration <3′
30mm 4000mm
1-3 weeks
SGD 80.50
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ30mm
Focal length f 4000mm
Edge thickness te 2mm
Center thickness tc 2.1mm
Back focal length fb 3998.6mm
Radius of curvature r 2076mm
Centration <3′
50mm 450mm
1-3 weeks
SGD 104.30
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ50mm
Focal length f 450mm
Edge thickness te 3mm
Center thickness tc 4.3mm
Back focal length fb 447.1mm
Radius of curvature r 233.55mm
Centration <1′
6mm 10mm
1-3 weeks
SGD 81.10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture φD≧φ10mm ; 85% of the diameter
φD<φ10mm ; 83% of the diameter
Surface Quality (Scratch-Dig) φD≧φ10mm ; 20-10
φD<φ10mm ; 40-20 
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ6mm
Focal length f 10mm
Edge thickness te 1mm
Center thickness tc 2mm
Back focal length fb 8.7mm
Radius of curvature r 5.19mm
Centration <3′
Availability Please contact
60mm 120mm
1-3 weeks
SGD 139.00
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ60mm
Focal length f 120mm
Edge thickness te 3mm
Center thickness tc 10.7mm
Back focal length fb 113mm
Radius of curvature r 62.28mm
Centration <1′
12.7mm 20mm
in stock
SGD 53.70
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture φD≧φ10mm ; 85% of the diameter
φD<φ10mm ; 83% of the diameter
Surface Quality (Scratch-Dig) φD≧φ10mm ; 20-10
φD<φ10mm ; 40-20 
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ12.7mm
Focal length f 20mm
Edge thickness te 2mm
Center thickness tc 4.2mm
Back focal length fb 17.2mm
Radius of curvature r 10.38mm
Centration <1′
Availability Please contact
25mm 35mm
in stock
SGD 75.60
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ25mm
Focal length f 35mm
Edge thickness te 2mm
Center thickness tc 7mm
Back focal length fb 30.4mm
Radius of curvature r 18.17mm
Centration <1′
30mm 35mm
in stock
SGD 86.00
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ30mm
Focal length f 35mm
Edge thickness te 2mm
Center thickness tc 9.9mm
Back focal length fb 28.5mm
Radius of curvature r 18.17mm
Centration <1′
40mm 60mm
in stock
SGD 105.50
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ40mm
Focal length f 60mm
Edge thickness te 2mm
Center thickness tc 9.3mm
Back focal length fb 53.9mm
Radius of curvature r 31.14mm
Centration <1′
50mm 700mm
1-3 weeks
SGD 104.30
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ50mm
Focal length f 700mm
Edge thickness te 3mm
Center thickness tc 3.9mm
Back focal length fb 697.5mm
Radius of curvature r 363.3mm
Centration <3′
6mm 20mm
1-3 weeks
SGD 75.60
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture φD≧φ10mm ; 85% of the diameter
φD<φ10mm ; 83% of the diameter
Surface Quality (Scratch-Dig) φD≧φ10mm ; 20-10
φD<φ10mm ; 40-20 
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ6mm
Focal length f 20mm
Edge thickness te 1mm
Center thickness tc 1.4mm
Back focal length fb 19.1mm
Radius of curvature r 10.38mm
Centration <3′
Availability Please contact
60mm 200mm
1-3 weeks
SGD 136.00
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ60mm
Focal length f 200mm
Edge thickness te 3mm
Center thickness tc 7.4mm
Back focal length fb 195.1mm
Radius of curvature r 103.8mm
Centration <1′
12.7mm 40mm
in stock
SGD 53.70
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture φD≧φ10mm ; 85% of the diameter
φD<φ10mm ; 83% of the diameter
Surface Quality (Scratch-Dig) φD≧φ10mm ; 20-10
φD<φ10mm ; 40-20 
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ12.7mm
Focal length f 40mm
Edge thickness te 2mm
Center thickness tc 3mm
Back focal length fb 38mm
Radius of curvature r 20.76mm
Centration <1′
Availability Please contact
25mm 60mm
1-3 weeks
SGD 72.00
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ25mm
Focal length f 60mm
Edge thickness te 2mm
Center thickness tc 4.6mm
Back focal length fb 57mm
Radius of curvature r 31.14mm
Centration <1′
30mm 60mm
1-3 weeks
SGD 81.10
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ30mm
Focal length f 60mm
Edge thickness te 2mm
Center thickness tc 5.9mm
Back focal length fb 56.1mm
Radius of curvature r 31.14mm
Centration <1′
40mm 90mm
in stock
SGD 98.80
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ40mm
Focal length f 90mm
Edge thickness te 2mm
Center thickness tc 6.5mm
Back focal length fb 85.7mm
Radius of curvature r 46.71mm
Centration <1′
50mm 1000mm
1-3 weeks
SGD 104.30
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ50mm
Focal length f 1000mm
Edge thickness te 3mm
Center thickness tc 3.6mm
Back focal length fb 997.6mm
Radius of curvature r 519mm
Centration <3′
7mm 10mm
in stock
SGD 75.60
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture φD≧φ10mm ; 85% of the diameter
φD<φ10mm ; 83% of the diameter
Surface Quality (Scratch-Dig) φD≧φ10mm ; 20-10
φD<φ10mm ; 40-20 
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ7mm
Focal length f 10mm
Edge thickness te 2mm
Center thickness tc 3.4mm
Back focal length fb 7.8mm
Radius of curvature r 5.19mm
Centration <3′
Availability Please contact
60mm 400mm
1-3 weeks
SGD 133.50
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ60mm
Focal length f 400mm
Edge thickness te 3mm
Center thickness tc 5.2mm
Back focal length fb 396.6mm
Radius of curvature r 207.6mm
Centration <1′
12.7mm 70mm
1-3 weeks
SGD 53.70
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture φD≧φ10mm ; 85% of the diameter
φD<φ10mm ; 83% of the diameter
Surface Quality (Scratch-Dig) φD≧φ10mm ; 20-10
φD<φ10mm ; 40-20 
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ12.7mm
Focal length f 70mm
Edge thickness te 2mm
Center thickness tc 2.6mm
Back focal length fb 68.3mm
Radius of curvature r 36.33mm
Centration <1′
Availability Please contact
25mm 90mm
in stock
SGD 69.50
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ25mm
Focal length f 90mm
Edge thickness te 2mm
Center thickness tc 3.7mm
Back focal length fb 87.6mm
Radius of curvature r 46.71mm
Centration <1′
30mm 90mm
1-3 weeks
SGD 74.40
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ30mm
Focal length f 90mm
Edge thickness te 2mm
Center thickness tc 4.5mm
Back focal length fb 87.1mm
Radius of curvature r 46.71mm
Centration <1′
40mm 150mm
in stock
SGD 92.10
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ40mm
Focal length f 150mm
Edge thickness te 2mm
Center thickness tc 4.6mm
Back focal length fb 147mm
Radius of curvature r 77.85mm
Centration <1′
50mm 2000mm
1-3 weeks
SGD 110.40
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ50mm
Focal length f 2000mm
Edge thickness te 3mm
Center thickness tc 3.3mm
Back focal length fb 1997.8mm
Radius of curvature r 1038mm
Centration <3′
7mm 20mm
1-3 weeks
SGD 75.60
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture φD≧φ10mm ; 85% of the diameter
φD<φ10mm ; 83% of the diameter
Surface Quality (Scratch-Dig) φD≧φ10mm ; 20-10
φD<φ10mm ; 40-20 
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ7mm
Focal length f 20mm
Edge thickness te 1.7mm
Center thickness tc 2.3mm
Back focal length fb 18.5mm
Radius of curvature r 10.38mm
Centration <3′
Availability Please contact
80mm 100mm
in stock
SGD 243.30
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ80mm
Focal length f 100mm
Edge thickness te 3mm
Center thickness tc 21.8mm
Back focal length fb 85.6mm
Radius of curvature r 51.9mm
Centration <1′
15mm 20mm
in stock
SGD 57.90
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ15mm
Focal length f 20mm
Edge thickness te 2mm
Center thickness tc 5.2mm
Back focal length fb 16.6mm
Radius of curvature r 10.38mm
Centration <1′
25mm 150mm
in stock
SGD 69.50
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ25mm
Focal length f 150mm
Edge thickness te 2mm
Center thickness tc 3mm
Back focal length fb 148mm
Radius of curvature r 77.85mm
Centration <1′
30mm 150mm
1-3 weeks
SGD 74.40
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ30mm
Focal length f 150mm
Edge thickness te 2mm
Center thickness tc 3.5mm
Back focal length fb 147.7mm
Radius of curvature r 77.85mm
Centration <1′
40mm 250mm
1-3 weeks
SGD 92.10
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ40mm
Focal length f 250mm
Edge thickness te 2mm
Center thickness tc 3.6mm
Back focal length fb 247.7mm
Radius of curvature r 129.75mm
Centration <1′
50mm 4000mm
1-3 weeks
SGD 114.00
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ50mm
Focal length f 4000mm
Edge thickness te 3mm
Center thickness tc 3.2mm
Back focal length fb 3997.9mm
Radius of curvature r 2076mm
Centration <3′
7mm 40mm
1-3 weeks
SGD 69.50
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture φD≧φ10mm ; 85% of the diameter
φD<φ10mm ; 83% of the diameter
Surface Quality (Scratch-Dig) φD≧φ10mm ; 20-10
φD<φ10mm ; 40-20 
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ7mm
Focal length f 40mm
Edge thickness te 1.6mm
Center thickness tc 1.9mm
Back focal length fb 38.8mm
Radius of curvature r 20.76mm
Centration <3′
Availability Please contact
80mm 250mm
in stock
SGD 226.20
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ80mm
Focal length f 250mm
Edge thickness te 3mm
Center thickness tc 9.3mm
Back focal length fb 243.9mm
Radius of curvature r 129.75mm
Centration <1′
15mm 40mm
in stock
SGD 57.90
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ15mm
Focal length f 40mm
Edge thickness te 2mm
Center thickness tc 3.4mm
Back focal length fb 37.8mm
Radius of curvature r 20.76mm
Centration <1′
25mm 220mm
in stock
SGD 69.50
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ25mm
Focal length f 220mm
Edge thickness te 2mm
Center thickness tc 2.7mm
Back focal length fb 218.2mm
Radius of curvature r 114.18mm
Centration <1′
30mm 220mm
in stock
SGD 74.40
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ30mm
Focal length f 220mm
Edge thickness te 2mm
Center thickness tc 3mm
Back focal length fb 218mm
Radius of curvature r 114.18mm
Centration <1′
40mm 400mm
in stock
SGD 92.10
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ40mm
Focal length f 400mm
Edge thickness te 2mm
Center thickness tc 3mm
Back focal length fb 398mm
Radius of curvature r 207.6mm
Centration <1′
50.8mm 80mm
1-3 weeks
SGD 117.10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ50.8mm
Focal length f 80mm
Edge thickness te 3mm
Center thickness tc 11.7mm
Back focal length fb 72.3mm
Radius of curvature r 41.52mm
Centration <1′
8mm 12mm
1-3 weeks
SGD 75.60
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture φD≧φ10mm ; 85% of the diameter
φD<φ10mm ; 83% of the diameter
Surface Quality (Scratch-Dig) φD≧φ10mm ; 20-10
φD<φ10mm ; 40-20 
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ8mm
Focal length f 12mm
Edge thickness te 1.5mm
Center thickness tc 3mm
Back focal length fb 10.1mm
Radius of curvature r 6.23mm
Centration <3′
Availability Please contact
80mm 400mm
1-3 weeks
SGD 226.20
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ80mm
Focal length f 400mm
Edge thickness te 3mm
Center thickness tc 6.9mm
Back focal length fb 395.5mm
Radius of curvature r 207.6mm
Centration <1′
15mm 70mm
in stock
SGD 57.90
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ15mm
Focal length f 70mm
Edge thickness te 2mm
Center thickness tc 2.8mm
Back focal length fb 68.2mm
Radius of curvature r 36.33mm
Centration <1′
25.4mm 35mm
in stock
SGD 75.60
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ25.4mm
Focal length f 35mm
Edge thickness te 1.8mm
Center thickness tc 7mm
Back focal length fb 30.4mm
Radius of curvature r 18.17mm
Centration <1′
30mm 350mm
1-3 weeks
SGD 74.40
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ30mm
Focal length f 350mm
Edge thickness te 2mm
Center thickness tc 2.6mm
Back focal length fb 348.3mm
Radius of curvature r 181.65mm
Centration <3′
40mm 1000mm
1-3 weeks
SGD 92.10
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ40mm
Focal length f 1000mm
Edge thickness te 2mm
Center thickness tc 2.4mm
Back focal length fb 998.4mm
Radius of curvature r 519mm
Centration <3′
50.8mm 120mm
1-3 weeks
SGD 111.60
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ50.8mm
Focal length f 120mm
Edge thickness te 2.8mm
Center thickness tc 8.2mm
Back focal length fb 114.6mm
Radius of curvature r 62.28mm
Centration <1′
8mm 25mm
in stock
SGD 69.50
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture φD≧φ10mm ; 85% of the diameter
φD<φ10mm ; 83% of the diameter
Surface Quality (Scratch-Dig) φD≧φ10mm ; 20-10
φD<φ10mm ; 40-20 
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ8mm
Focal length f 25mm
Edge thickness te 1.5mm
Center thickness tc 2.1mm
Back focal length fb 23.6mm
Radius of curvature r 12.98mm
Centration <3′
Availability Please contact
80mm 800mm
1-3 weeks
SGD 226.20
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ80mm
Focal length f 800mm
Edge thickness te 3mm
Center thickness tc 4.9mm
Back focal length fb 796.8mm
Radius of curvature r 415.2mm
Centration <1′
15mm 100mm
in stock
SGD 57.90
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ15mm
Focal length f 100mm
Edge thickness te 2mm
Center thickness tc 2.5mm
Back focal length fb 98.3mm
Radius of curvature r 51.9mm
Centration <1′
25.4mm 60mm
in stock
SGD 72.00
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ25.4mm
Focal length f 60mm
Edge thickness te 1.9mm
Center thickness tc 4.6mm
Back focal length fb 57mm
Radius of curvature r 31.14mm
Centration <1′
30mm 500mm
1-3 weeks
SGD 74.40
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ30mm
Focal length f 500mm
Edge thickness te 2mm
Center thickness tc 2.4mm
Back focal length fb 498.4mm
Radius of curvature r 259.5mm
Centration <3′
50mm 90mm
1-3 weeks
SGD 115.20
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ50mm
Focal length f 90mm
Edge thickness te 3mm
Center thickness tc 10.3mm
Back focal length fb 83.2mm
Radius of curvature r 46.71mm
Centration <1′
50.8mm 200mm
1-3 weeks
SGD 110.40
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ50.8mm
Focal length f 200mm
Edge thickness te 2.9mm
Center thickness tc 6.1mm
Back focal length fb 196mm
Radius of curvature r 103.8mm
Centration <1′
8mm 50mm
1-3 weeks
SGD 69.50
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture φD≧φ10mm ; 85% of the diameter
φD<φ10mm ; 83% of the diameter
Surface Quality (Scratch-Dig) φD≧φ10mm ; 20-10
φD<φ10mm ; 40-20 
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ8mm
Focal length f 50mm
Edge thickness te 1.5mm
Center thickness tc 1.8mm
Back focal length fb 48.8mm
Radius of curvature r 25.95mm
Centration <3′
Availability Please contact
100mm 200mm
1-3 weeks
SGD 347.60
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ100mm
Focal length f 200mm
Edge thickness te 3mm
Center thickness tc 15.8mm
Back focal length fb 189.6mm
Radius of curvature r 103.8mm
Centration <1′
20mm 25mm
in stock
SGD 62.80
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ20mm
Focal length f 25mm
Edge thickness te 2mm
Center thickness tc 6.7mm
Back focal length fb 20.6mm
Radius of curvature r 12.98mm
Centration <1′
20mm 50mm
in stock
SGD 57.30
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ20mm
Focal length f 50mm
Edge thickness te 2mm
Center thickness tc 4mm
Back focal length fb 47.4mm
Radius of curvature r 25.95mm
Centration <1′
25.4mm 90mm
1-3 weeks
SGD 69.50
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ25.4mm
Focal length f 90mm
Edge thickness te 1.9mm
Center thickness tc 3.7mm
Back focal length fb 87.6mm
Radius of curvature r 46.71mm
Centration <1′
30mm 800mm
1-3 weeks
SGD 74.40
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ30mm
Focal length f 800mm
Edge thickness te 2mm
Center thickness tc 2.3mm
Back focal length fb 798.5mm
Radius of curvature r 415.2mm
Centration <3′
50mm 150mm
in stock
SGD 110.40
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ50mm
Focal length f 150mm
Edge thickness te 3mm
Center thickness tc 7.1mm
Back focal length fb 145.3mm
Radius of curvature r 77.85mm
Centration <1′
5mm 10mm
in stock
SGD 87.20
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture φD≧φ10mm ; 85% of the diameter
φD<φ10mm ; 83% of the diameter
Surface Quality (Scratch-Dig) φD≧φ10mm ; 20-10
φD<φ10mm ; 40-20 
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ5mm
Focal length f 10mm
Edge thickness te 1.3mm
Center thickness tc 2mm
Back focal length fb 8.7mm
Radius of curvature r 5.19mm
Centration <3′
Availability Please contact
50.8mm 400mm
1-3 weeks
SGD 104.30
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ50.8mm
Focal length f 400mm
Edge thickness te 3mm
Center thickness tc 4.5mm
Back focal length fb 397mm
Radius of curvature r 207.6mm
Centration <1′
10mm 25mm
in stock
SGD 53.70
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture φD≧φ10mm ; 85% of the diameter
φD<φ10mm ; 83% of the diameter
Surface Quality (Scratch-Dig) φD≧φ10mm ; 20-10
φD<φ10mm ; 40-20 
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ10mm
Focal length f 25mm
Edge thickness te 2mm
Center thickness tc 3mm
Back focal length fb 23mm
Radius of curvature r 12.98mm
Centration <1′
Availability Please contact
100mm 350mm
1-3 weeks
SGD 324.40
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ100mm
Focal length f 350mm
Edge thickness te 3mm
Center thickness tc 10mm
Back focal length fb 343.4mm
Radius of curvature r 181.65mm
Centration <1′
20mm 80mm
in stock
SGD 57.30
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ20mm
Focal length f 80mm
Edge thickness te 2mm
Center thickness tc 3.2mm
Back focal length fb 77.9mm
Radius of curvature r 41.52mm
Centration <1′
25.4mm 150mm
1-3 weeks
SGD 69.50
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ25.4mm
Focal length f 150mm
Edge thickness te 2mm
Center thickness tc 3mm
Back focal length fb 148mm
Radius of curvature r 77.85mm
Centration <1′
30mm 1200mm
1-3 weeks
SGD 75.60
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ30mm
Focal length f 1200mm
Edge thickness te 2mm
Center thickness tc 2.2mm
Back focal length fb 1198.6mm
Radius of curvature r 622.8mm
Centration <3′
50mm 220mm
in stock
SGD 109.10
Surface Quality (Scratch-Dig) 20-10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ50mm
Focal length f 220mm
Edge thickness te 3mm
Center thickness tc 5.8mm
Back focal length fb 216.2mm
Radius of curvature r 114.18mm
Centration <1′
5mm 20mm
1-3 weeks
SGD 81.10
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture φD≧φ10mm ; 85% of the diameter
φD<φ10mm ; 83% of the diameter
Surface Quality (Scratch-Dig) φD≧φ10mm ; 20-10
φD<φ10mm ; 40-20 
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ5mm
Focal length f 20mm
Edge thickness te 1.1mm
Center thickness tc 1.4mm
Back focal length fb 19.1mm
Radius of curvature r 10.38mm
Centration <3′
Availability Please contact
50.8mm 1000mm
1-3 weeks
SGD 104.30
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ50.8mm
Focal length f 1000mm
Edge thickness te 3mm
Center thickness tc 3.6mm
Back focal length fb 997.6mm
Radius of curvature r 519mm
Centration <3′
10mm 50mm
in stock
SGD 53.70
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture φD≧φ10mm ; 85% of the diameter
φD<φ10mm ; 83% of the diameter
Surface Quality (Scratch-Dig) φD≧φ10mm ; 20-10
φD<φ10mm ; 40-20 
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ10mm
Focal length f 50mm
Edge thickness te 2mm
Center thickness tc 2.5mm
Back focal length fb 48.4mm
Radius of curvature r 25.95mm
Centration <1′
Availability Please contact
100mm 600mm
1-3 weeks
SGD 318.90
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Broadband Multilayer antireflection coating (400 - 700nm)
Transmmittance > Average 99%
Laser Damage Threshold 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz)
Clear aperture 85% of the diameter
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating 400 - 700nm
Diameter φD φ100mm
Focal length f 600mm
Edge thickness te 3mm
Center thickness tc 7mm
Back focal length fb 595.4mm
Radius of curvature r 311.4mm
Centration <1′

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