Fused Silica, Plano Concave Lenses (Uncoated)

SLSQ-N

Fused Silica, Plano Concave Lenses (Uncoated)
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SLSQ-N
Synthetic fused silica Lens for wavelengths less than 350nm ultraviolet light.
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Plano Concave Lens Synthetic Fused Silica 30mm Diameter −60mm Focal Length
SLSQ-30-60N
30mm 60mm
6-12 weeks
€111.10
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ30mm
Focal length f −60mm
Edge thickness te 6.4mm
Center thickness tc 2mm
Back focal length fb −61.4mm
Radius of curvature r 27.6mm
Centration <1′
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Plano Concave Lens Synthetic Fused Silica 50.8mm Diameter −90mm Focal Length
SLSQ-50.8-90N
50.8mm 90mm
6-12 weeks
€239.50
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ50.8mm
Focal length f −90mm
Edge thickness te 11.7mm
Center thickness tc 3mm
Back focal length fb −92.1mm
Radius of curvature r 41.4mm
Centration <1′
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Plano Concave Lens Synthetic Fused Silica 20mm Diameter −80mm Focal Length
SLSQ-20-80N
20mm 80mm
6-12 weeks
€98.50
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ20mm
Focal length f −80mm
Edge thickness te 3.4mm
Center thickness tc 2mm
Back focal length fb −81.4mm
Radius of curvature r 36.8mm
Centration <1′
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Plano Concave Lens Synthetic Fused Silica 30mm Diameter −90mm Focal Length
SLSQ-30-90N
30mm 90mm
1 week
€111.10
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ30mm
Focal length f −90mm
Edge thickness te 4.8mm
Center thickness tc 2mm
Back focal length fb −91.4mm
Radius of curvature r 41.4mm
Centration <1′
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Plano Concave Lens Synthetic Fused Silica 50.8mm Diameter −200mm Focal Length
SLSQ-50.8-200N
50.8mm 200mm
6-12 weeks
€207.40
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ50.8mm
Focal length f −200mm
Edge thickness te 6.6mm
Center thickness tc 3mm
Back focal length fb −202.1mm
Radius of curvature r 92mm
Centration <1′
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Plano Concave Lens Synthetic Fused Silica 10mm Diameter −25mm Focal Length
SLSQ-10-25N
10mm 25mm
1 week
€89.60
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ10mm
Focal length f −25mm
Edge thickness te 3.1mm
Center thickness tc 2mm
Back focal length fb −26.4mm
Radius of curvature r 11.5mm
Centration <1′
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Plano Concave Lens Synthetic Fused Silica 20mm Diameter −120mm Focal Length
SLSQ-20-120N
20mm 120mm
6-12 weeks
€98.50
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ20mm
Focal length f −120mm
Edge thickness te 2.9mm
Center thickness tc 2mm
Back focal length fb −121.4mm
Radius of curvature r 55.2mm
Centration <1′
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Plano Concave Lens Synthetic Fused Silica 30mm Diameter −150mm Focal Length
SLSQ-30-150N
30mm 150mm
6-12 weeks
€111.10
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ30mm
Focal length f −150mm
Edge thickness te 3.7mm
Center thickness tc 2mm
Back focal length fb −151.4mm
Radius of curvature r 69mm
Centration <1′
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Plano Concave Lens Synthetic Fused Silica 10mm Diameter −50mm Focal Length
SLSQ-10-50N
10mm 50mm
6-12 weeks
€80.60
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ10mm
Focal length f −50mm
Edge thickness te 2.6mm
Center thickness tc 2mm
Back focal length fb −51.4mm
Radius of curvature r 23mm
Centration <1′
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Plano Concave Lens Synthetic Fused Silica 25mm Diameter −35mm Focal Length
SLSQ-25-35N
25mm 35mm
1 week
€106.20
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ25mm
Focal length f −35mm
Edge thickness te 8mm
Center thickness tc 2mm
Back focal length fb −36.4mm
Radius of curvature r 16.1mm
Centration <1′
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Plano Concave Lens Synthetic Fused Silica 30mm Diameter −220mm Focal Length
SLSQ-30-220N
30mm 220mm
1 week
€111.10
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ30mm
Focal length f −220mm
Edge thickness te 3.1mm
Center thickness tc 2mm
Back focal length fb −221.4mm
Radius of curvature r 101.2mm
Centration <1′
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Plano Concave Lens Synthetic Fused Silica 10mm Diameter −80mm Focal Length
SLSQ-10-80N
10mm 80mm
6-12 weeks
€80.60
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ10mm
Focal length f −80mm
Edge thickness te 2.3mm
Center thickness tc 2mm
Back focal length fb −81.4mm
Radius of curvature r 36.8mm
Centration <1′
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Plano Concave Lens Synthetic Fused Silica 25mm Diameter −60mm Focal Length
SLSQ-25-60N
25mm 60mm
6-12 weeks
€100.00
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ25mm
Focal length f −60mm
Edge thickness te 5mm
Center thickness tc 2mm
Back focal length fb −61.4mm
Radius of curvature r 27.6mm
Centration <1′
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Plano Concave Lens Synthetic Fused Silica 40mm Diameter −60mm Focal Length
SLSQ-40-60N
40mm 60mm
1 week
€175.30
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ40mm
Focal length f −60mm
Edge thickness te 10.6mm
Center thickness tc 2mm
Back focal length fb −61.4mm
Radius of curvature r 27.6mm
Centration <1′
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Plano Concave Lens Synthetic Fused Silica 12.7mm Diameter −20mm Focal Length
SLSQ-12.7-20N
12.7mm 20mm
1 week
€89.60
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ12.7mm
Focal length f −20mm
Edge thickness te 4.5mm
Center thickness tc 2mm
Back focal length fb −21.4mm
Radius of curvature r 9.2mm
Centration <1′
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Plano Concave Lens Synthetic Fused Silica 25mm Diameter −90mm Focal Length
SLSQ-25-90N
25mm 90mm
6-12 weeks
€100.00
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ25mm
Focal length f −90mm
Edge thickness te 3.9mm
Center thickness tc 2mm
Back focal length fb −91.4mm
Radius of curvature r 41.4mm
Centration <1′
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Plano Concave Lens Synthetic Fused Silica 40mm Diameter −120mm Focal Length
SLSQ-40-120N
40mm 120mm
6-12 weeks
€152.30
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ40mm
Focal length f −120mm
Edge thickness te 5.8mm
Center thickness tc 2mm
Back focal length fb −121.4mm
Radius of curvature r 55.2mm
Centration <1′
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Plano Concave Lens Synthetic Fused Silica 12.7mm Diameter −40mm Focal Length
SLSQ-12.7-40N
12.7mm 40mm
6-12 weeks
€80.60
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ12.7mm
Focal length f −40mm
Edge thickness te 3.1mm
Center thickness tc 2mm
Back focal length fb −41.4mm
Radius of curvature r 18.40mm
Centration <1′
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Plano Concave Lens Synthetic Fused Silica 25mm Diameter −150mm Focal Length
SLSQ-25-150N
25mm 150mm
6-12 weeks
€100.00
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ25mm
Focal length f −150mm
Edge thickness te 3.1mm
Center thickness tc 2mm
Back focal length fb −151.4mm
Radius of curvature r 69mm
Centration <1′
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Plano Concave Lens Synthetic Fused Silica 25.4mm Diameter −30mm Focal Length
SLSQ-25.4-30N
25.4mm 30mm
6-12 weeks
€107.40
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ25.4mm
Focal length f −30mm
Edge thickness te 10.4mm
Center thickness tc 2mm
Back focal length fb −31.4mm
Radius of curvature r 13.8mm
Centration <1′
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Plano Concave Lens Synthetic Fused Silica 40mm Diameter −250mm Focal Length
SLSQ-40-250N
40mm 250mm
6-12 weeks
€140.70
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ40mm
Focal length f −250mm
Edge thickness te 3.8mm
Center thickness tc 2mm
Back focal length fb −251.4mm
Radius of curvature r 115mm
Centration <1′
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Plano Concave Lens Synthetic Fused Silica 15mm Diameter −30mm Focal Length
SLSQ-15-30N
15mm 30mm
1 week
€101.20
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ15mm
Focal length f −30mm
Edge thickness te 4.2mm
Center thickness tc 2mm
Back focal length fb −31.4mm
Radius of curvature r 13.8mm
Centration <1′
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Plano Concave Lens Synthetic Fused Silica 25.4mm Diameter −50mm Focal Length
SLSQ-25.4-50N
25.4mm 50mm
6-12 weeks
€107.40
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ25.4mm
Focal length f −50mm
Edge thickness te 5.8mm
Center thickness tc 2mm
Back focal length fb −51.4mm
Radius of curvature r 23mm
Centration <1′
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Plano Concave Lens Synthetic Fused Silica 50mm Diameter −90mm Focal Length
SLSQ-50-90N
50mm 90mm
6-12 weeks
€239.50
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ50mm
Focal length f −90mm
Edge thickness te 11.4mm
Center thickness tc 3mm
Back focal length fb −92.1mm
Radius of curvature r 41.4mm
Centration <1′
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Plano Concave Lens Synthetic Fused Silica 15mm Diameter −60mm Focal Length
SLSQ-15-60N
15mm 60mm
6-12 weeks
€89.60
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ15mm
Focal length f −60mm
Edge thickness te 3mm
Center thickness tc 2mm
Back focal length fb −61.4mm
Radius of curvature r 27.6mm
Centration <1′
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Plano Concave Lens Synthetic Fused Silica 25.4mm Diameter −80mm Focal Length
SLSQ-25.4-80N
25.4mm 80mm
6-12 weeks
€101.20
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ25.4mm
Focal length f −80mm
Edge thickness te 4.3mm
Center thickness tc 2mm
Back focal length fb −81.4mm
Radius of curvature r 36.8mm
Centration <1′
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Plano Concave Lens Synthetic Fused Silica 50mm Diameter −150mm Focal Length
SLSQ-50-150N
50mm 150mm
1 week
€227.20
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ50mm
Focal length f −150mm
Edge thickness te 7.7mm
Center thickness tc 3mm
Back focal length fb −152.1mm
Radius of curvature r 69mm
Centration <1′
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Plano Concave Lens Synthetic Fused Silica 15mm Diameter −90mm Focal Length
SLSQ-15-90N
15mm 90mm
6-12 weeks
€89.60
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ15mm
Focal length f −90mm
Edge thickness te 2.7mm
Center thickness tc 2mm
Back focal length fb −91.4mm
Radius of curvature r 41.4mm
Centration <1′
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Plano Concave Lens Synthetic Fused Silica 25.4mm Diameter −150mm Focal Length
SLSQ-25.4-150N
25.4mm 150mm
1 week
€101.20
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ25.4mm
Focal length f −150mm
Edge thickness te 3.2mm
Center thickness tc 2mm
Back focal length fb −151.4mm
Radius of curvature r 69mm
Centration <1′
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Plano Concave Lens Synthetic Fused Silica 50mm Diameter −220mm Focal Length
SLSQ-50-220N
50mm 220mm
1 week
€195.10
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ50mm
Focal length f −220mm
Edge thickness te 6.1mm
Center thickness tc 3mm
Back focal length fb −222.1mm
Radius of curvature r 101.2mm
Centration <1′
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Plano Concave Lens Synthetic Fused Silica 20mm Diameter −30mm Focal Length
SLSQ-20-30N
20mm 30mm
1 week
€103.70
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ20mm
Focal length f −30mm
Edge thickness te 6.3mm
Center thickness tc 2mm
Back focal length fb −31.4mm
Radius of curvature r 13.8mm
Centration <1′
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Plano Concave Lens Synthetic Fused Silica 30mm Diameter −40mm Focal Length
SLSQ-30-40N
30mm 40mm
6-12 weeks
€117.30
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ30mm
Focal length f −40mm
Edge thickness te 9.7mm
Center thickness tc 2mm
Back focal length fb −41.4mm
Radius of curvature r 18.4mm
Centration <1′
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Plano Concave Lens Synthetic Fused Silica 50.8mm Diameter −70mm Focal Length
SLSQ-50.8-70N
50.8mm 70mm
6-12 weeks
€256.80
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ50.8mm
Focal length f −70mm
Edge thickness te 15.4mm
Center thickness tc 3mm
Back focal length fb −72.1mm
Radius of curvature r 32.2mm
Centration <1′
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Plano Concave Lens Synthetic Fused Silica 20mm Diameter −60mm Focal Length
SLSQ-20-60N
20mm 60mm
6-12 weeks
€98.50
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ20mm
Focal length f −60mm
Edge thickness te 3.9mm
Center thickness tc 2mm
Back focal length fb −61.4mm
Radius of curvature r 27.6mm
Centration <1′
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Plano Concave Lens Synthetic Fused Silica 30mm Diameter −70mm Focal Length
SLSQ-30-70N
30mm 70mm
6-12 weeks
€111.10
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ30mm
Focal length f −70mm
Edge thickness te 5.7mm
Center thickness tc 2mm
Back focal length fb −71.4mm
Radius of curvature r 32.2mm
Centration <1′
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Plano Concave Lens Synthetic Fused Silica 50.8mm Diameter −100mm Focal Length
SLSQ-50.8-100N
50.8mm 100mm
6-12 weeks
€232.10
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ50.8mm
Focal length f −100mm
Edge thickness te 10.6mm
Center thickness tc 3mm
Back focal length fb −102.1mm
Radius of curvature r 46mm
Centration <1′
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Plano Concave Lens Synthetic Fused Silica 10mm Diameter −15mm Focal Length
SLSQ-10-15N
10mm 15mm
in stock
€89.60
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ10mm
Focal length f −15mm
Edge thickness te 4.1mm
Center thickness tc 2mm
Back focal length fb −16.4mm
Radius of curvature r 6.9mm
Centration <1′
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Plano Concave Lens Synthetic Fused Silica 20mm Diameter −90mm Focal Length
SLSQ-20-90N
20mm 90mm
6-12 weeks
€98.50
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ20mm
Focal length f −90mm
Edge thickness te 3.2mm
Center thickness tc 2mm
Back focal length fb −91.4mm
Radius of curvature r 41.4mm
Centration <1′
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Plano Concave Lens Synthetic Fused Silica 30mm Diameter −100mm Focal Length
SLSQ-30-100N
30mm 100mm
1 week
€111.10
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ30mm
Focal length f −100mm
Edge thickness te 4.5mm
Center thickness tc 2mm
Back focal length fb −101.4mm
Radius of curvature r 46mm
Centration <1′
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Plano Concave Lens Synthetic Fused Silica 50.8mm Diameter −250mm Focal Length
SLSQ-50.8-250N
50.8mm 250mm
6-12 weeks
€207.40
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ50.8mm
Focal length f −250mm
Edge thickness te 5.8mm
Center thickness tc 3mm
Back focal length fb −252.1mm
Radius of curvature r 115mm
Centration <1′
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Plano Concave Lens Synthetic Fused Silica 10mm Diameter −30mm Focal Length
SLSQ-10-30N
10mm 30mm
6-12 weeks
€80.60
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ10mm
Focal length f −30mm
Edge thickness te 2.9mm
Center thickness tc 2mm
Back focal length fb −31.4mm
Radius of curvature r 13.8mm
Centration <1′
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Plano Concave Lens Synthetic Fused Silica 20mm Diameter −150mm Focal Length
SLSQ-20-150N
20mm 150mm
6-12 weeks
€98.50
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ20mm
Focal length f −150mm
Edge thickness te 2.7mm
Center thickness tc 2mm
Back focal length fb −151.4mm
Radius of curvature r 69mm
Centration <1′
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Plano Concave Lens Synthetic Fused Silica 30mm Diameter −170mm Focal Length
SLSQ-30-170N
30mm 170mm
1 week
€111.10
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ30mm
Focal length f −170mm
Edge thickness te 3.5mm
Center thickness tc 2mm
Back focal length fb −171.4mm
Radius of curvature r 78.2mm
Centration <1′
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Plano Concave Lens Synthetic Fused Silica 10mm Diameter −60mm Focal Length
SLSQ-10-60N
10mm 60mm
6-12 weeks
€80.60
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ10mm
Focal length f −60mm
Edge thickness te 2.5mm
Center thickness tc 2mm
Back focal length fb −61.4mm
Radius of curvature r 27.6mm
Centration <1′
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Plano Concave Lens Synthetic Fused Silica 25mm Diameter −40mm Focal Length
SLSQ-25-40N
25mm 40mm
in stock
€106.20
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ25mm
Focal length f −40mm
Edge thickness te 6.9mm
Center thickness tc 2mm
Back focal length fb −41.4mm
Radius of curvature r 18.4mm
Centration <1′
i
Plano Concave Lens Synthetic Fused Silica 30mm Diameter −250mm Focal Length
SLSQ-30-250N
30mm 250mm
1 week
€111.10
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ30mm
Focal length f −250mm
Edge thickness te 3mm
Center thickness tc 2mm
Back focal length fb −251.4mm
Radius of curvature r 115mm
Centration <1′
i
Plano Concave Lens Synthetic Fused Silica 10mm Diameter −90mm Focal Length
SLSQ-10-90N
10mm 90mm
6-12 weeks
€80.60
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ10mm
Focal length f −90mm
Edge thickness te 2.3mm
Center thickness tc 2mm
Back focal length fb −91.4mm
Radius of curvature r 41.4mm
Centration <1′
i
Plano Concave Lens Synthetic Fused Silica 25mm Diameter −70mm Focal Length
SLSQ-25-70N
25mm 70mm
6-12 weeks
€100.00
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ25mm
Focal length f −70mm
Edge thickness te 4.5mm
Center thickness tc 2mm
Back focal length fb −71.4mm
Radius of curvature r 32.2mm
Centration <1′
i
Plano Concave Lens Synthetic Fused Silica 40mm Diameter −70mm Focal Length
SLSQ-40-70N
40mm 70mm
6-12 weeks
€175.30
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ40mm
Focal length f −70mm
Edge thickness te 9mm
Center thickness tc 2mm
Back focal length fb −71.4mm
Radius of curvature r 32.2mm
Centration <1′
i
Plano Concave Lens Synthetic Fused Silica 12.7mm Diameter −25mm Focal Length
SLSQ-12.7-25N
12.7mm 25mm
6-12 weeks
€89.60
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ12.7mm
Focal length f −25mm
Edge thickness te 3.9mm
Center thickness tc 2mm
Back focal length fb −26.4mm
Radius of curvature r 11.50mm
Centration <1′
i
Plano Concave Lens Synthetic Fused Silica 25mm Diameter −100mm Focal Length
SLSQ-25-100N
25mm 100mm
6-12 weeks
€100.00
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ25mm
Focal length f −100mm
Edge thickness te 3.7mm
Center thickness tc 2mm
Back focal length fb −101.4mm
Radius of curvature r 46mm
Centration <1′
i
Plano Concave Lens Synthetic Fused Silica 40mm Diameter −150mm Focal Length
SLSQ-40-150N
40mm 150mm
1 week
€140.70
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ40mm
Focal length f −150mm
Edge thickness te 5mm
Center thickness tc 2mm
Back focal length fb −151.4mm
Radius of curvature r 69mm
Centration <1′
i
Plano Concave Lens Synthetic Fused Silica 15mm Diameter −20mm Focal Length
SLSQ-15-20N
15mm 20mm
1 week
€101.20
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ15mm
Focal length f −20mm
Edge thickness te 5.9mm
Center thickness tc 2mm
Back focal length fb −21.4mm
Radius of curvature r 9.2mm
Centration <1′
i
Plano Concave Lens Synthetic Fused Silica 25mm Diameter −170mm Focal Length
SLSQ-25-170N
25mm 170mm
6-12 weeks
€100.00
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ25mm
Focal length f −170mm
Edge thickness te 3mm
Center thickness tc 2mm
Back focal length fb −171.4mm
Radius of curvature r 78.2mm
Centration <1′
i
Plano Concave Lens Synthetic Fused Silica 25.4mm Diameter −35mm Focal Length
SLSQ-25.4-35N
25.4mm 35mm
6-12 weeks
€107.40
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ25.4mm
Focal length f −35mm
Edge thickness te 8.2mm
Center thickness tc 2mm
Back focal length fb −36.4mm
Radius of curvature r 16.1mm
Centration <1′
i
Plano Concave Lens Synthetic Fused Silica 50mm Diameter −70mm Focal Length
SLSQ-50-70N
50mm 70mm
1 week
€253.10
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ50mm
Focal length f −70mm
Edge thickness te 14.9mm
Center thickness tc 3mm
Back focal length fb −72.1mm
Radius of curvature r 32.2mm
Centration <1′
i
Plano Concave Lens Synthetic Fused Silica 15mm Diameter −40mm Focal Length
SLSQ-15-40N
15mm 40mm
1 week
€89.60
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ15mm
Focal length f −40mm
Edge thickness te 3.6mm
Center thickness tc 2mm
Back focal length fb −41.4mm
Radius of curvature r 18.4mm
Centration <1′
i
Plano Concave Lens Synthetic Fused Silica 25.4mm Diameter −60mm Focal Length
SLSQ-25.4-60N
25.4mm 60mm
6-12 weeks
€101.20
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ25.4mm
Focal length f −60mm
Edge thickness te 5.1mm
Center thickness tc 2mm
Back focal length fb −61.4mm
Radius of curvature r 27.6mm
Centration <1′
i
Plano Concave Lens Synthetic Fused Silica 50mm Diameter −100mm Focal Length
SLSQ-50-100N
50mm 100mm
6-12 weeks
€227.20
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ50mm
Focal length f −100mm
Edge thickness te 10.4mm
Center thickness tc 3mm
Back focal length fb −102.1mm
Radius of curvature r 46mm
Centration <1′
i
Plano Concave Lens Synthetic Fused Silica 15mm Diameter −70mm Focal Length
SLSQ-15-70N
15mm 70mm
1 week
€89.60
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ15mm
Focal length f −70mm
Edge thickness te 2.9mm
Center thickness tc 2mm
Back focal length fb −71.4mm
Radius of curvature r 32.2mm
Centration <1′
i
Plano Concave Lens Synthetic Fused Silica 25.4mm Diameter −90mm Focal Length
SLSQ-25.4-90N
25.4mm 90mm
6-12 weeks
€101.20
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ25.4mm
Focal length f −90mm
Edge thickness te 4mm
Center thickness tc 2mm
Back focal length fb −91.4mm
Radius of curvature r 41.4mm
Centration <1′
i
Plano Concave Lens Synthetic Fused Silica 50mm Diameter −170mm Focal Length
SLSQ-50-170N
50mm 170mm
6-12 weeks
€227.20
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ50mm
Focal length f −170mm
Edge thickness te 7.1mm
Center thickness tc 3mm
Back focal length fb −172.1mm
Radius of curvature r 78.2mm
Centration <1′
i
Plano Concave Lens Synthetic Fused Silica 15mm Diameter −100mm Focal Length
SLSQ-15-100N
15mm 100mm
6-12 weeks
€89.60
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ15mm
Focal length f −100mm
Edge thickness te 2.6mm
Center thickness tc 2mm
Back focal length fb −101.4mm
Radius of curvature r 46mm
Centration <1′
i
Plano Concave Lens Synthetic Fused Silica 25.4mm Diameter −200mm Focal Length
SLSQ-25.4-200N
25.4mm 200mm
6-12 weeks
€101.20
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ25.4mm
Focal length f −200mm
Edge thickness te 2.9mm
Center thickness tc 2mm
Back focal length fb −201.4mm
Radius of curvature r 92mm
Centration <1′
i
Plano Concave Lens Synthetic Fused Silica 50mm Diameter −250mm Focal Length
SLSQ-50-250N
50mm 250mm
6-12 weeks
€195.10
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ50mm
Focal length f −250mm
Edge thickness te 5.8mm
Center thickness tc 3mm
Back focal length fb −252.1mm
Radius of curvature r 115mm
Centration <1′
i
Plano Concave Lens Synthetic Fused Silica 20mm Diameter −40mm Focal Length
SLSQ-20-40N
20mm 40mm
6-12 weeks
€103.70
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ20mm
Focal length f −40mm
Edge thickness te 5mm
Center thickness tc 2mm
Back focal length fb −41.4mm
Radius of curvature r 18.4mm
Centration <1′
i
Plano Concave Lens Synthetic Fused Silica 30mm Diameter −50mm Focal Length
SLSQ-30-50N
30mm 50mm
1 week
€117.30
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ30mm
Focal length f −50mm
Edge thickness te 7.6mm
Center thickness tc 2mm
Back focal length fb −51.4mm
Radius of curvature r 23mm
Centration <1′
i
Plano Concave Lens Synthetic Fused Silica 50.8mm Diameter −80mm Focal Length
SLSQ-50.8-80N
50.8mm 80mm
6-12 weeks
€256.80
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ50.8mm
Focal length f −80mm
Edge thickness te 13.2mm
Center thickness tc 3mm
Back focal length fb −82.1mm
Radius of curvature r 36.8mm
Centration <1′
i
Plano Concave Lens Synthetic Fused Silica 20mm Diameter −70mm Focal Length
SLSQ-20-70N
20mm 70mm
6-12 weeks
€98.50
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ20mm
Focal length f −70mm
Edge thickness te 3.6mm
Center thickness tc 2mm
Back focal length fb −71.4mm
Radius of curvature r 32.2mm
Centration <1′
i
Plano Concave Lens Synthetic Fused Silica 30mm Diameter −80mm Focal Length
SLSQ-30-80N
30mm 80mm
1 week
€111.10
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ30mm
Focal length f −80mm
Edge thickness te 5.2mm
Center thickness tc 2mm
Back focal length fb −81.4mm
Radius of curvature r 36.8mm
Centration <1′
i
Plano Concave Lens Synthetic Fused Silica 50.8mm Diameter −150mm Focal Length
SLSQ-50.8-150N
50.8mm 150mm
6-12 weeks
€232.10
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ50.8mm
Focal length f −150mm
Edge thickness te 7.8mm
Center thickness tc 3mm
Back focal length fb −152.1mm
Radius of curvature r 69mm
Centration <1′
i
Plano Concave Lens Synthetic Fused Silica 10mm Diameter −20mm Focal Length
SLSQ-10-20N
10mm 20mm
1 week
€89.60
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ10mm
Focal length f −20mm
Edge thickness te 3.5mm
Center thickness tc 2mm
Back focal length fb −21.4mm
Radius of curvature r 9.2mm
Centration <1′
i
Plano Concave Lens Synthetic Fused Silica 20mm Diameter −100mm Focal Length
SLSQ-20-100N
20mm 100mm
1 week
€98.50
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ20mm
Focal length f −100mm
Edge thickness te 3.1mm
Center thickness tc 2mm
Back focal length fb −101.4mm
Radius of curvature r 46mm
Centration <1′
i
Plano Concave Lens Synthetic Fused Silica 30mm Diameter −120mm Focal Length
SLSQ-30-120N
30mm 120mm
1 week
€111.10
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ30mm
Focal length f −120mm
Edge thickness te 4.1mm
Center thickness tc 2mm
Back focal length fb −121.4mm
Radius of curvature r 55.2mm
Centration <1′
i
Plano Concave Lens Synthetic Fused Silica 50.8mm Diameter −300mm Focal Length
SLSQ-50.8-300N
50.8mm 300mm
6-12 weeks
€207.40
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ50.8mm
Focal length f −300mm
Edge thickness te 5.4mm
Center thickness tc 3mm
Back focal length fb −302.1mm
Radius of curvature r 138mm
Centration <1′
i
Plano Concave Lens Synthetic Fused Silica 10mm Diameter −40mm Focal Length
SLSQ-10-40N
10mm 40mm
1 week
€80.60
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ10mm
Focal length f −40mm
Edge thickness te 2.7mm
Center thickness tc 2mm
Back focal length fb −41.4mm
Radius of curvature r 18.4mm
Centration <1′
i
Plano Concave Lens Synthetic Fused Silica 25mm Diameter −30mm Focal Length
SLSQ-25-30N
25mm 30mm
6-12 weeks
€106.20
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ25mm
Focal length f −30mm
Edge thickness te 10mm
Center thickness tc 2mm
Back focal length fb −31.4mm
Radius of curvature r 13.8mm
Centration <1′
i
Plano Concave Lens Synthetic Fused Silica 30mm Diameter −200mm Focal Length
SLSQ-30-200N
30mm 200mm
6-12 weeks
€111.10
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ30mm
Focal length f −200mm
Edge thickness te 3.2mm
Center thickness tc 2mm
Back focal length fb −201.4mm
Radius of curvature r 92mm
Centration <1′
i
Plano Concave Lens Synthetic Fused Silica 10mm Diameter −70mm Focal Length
SLSQ-10-70N
10mm 70mm
6-12 weeks
€80.60
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ10mm
Focal length f −70mm
Edge thickness te 2.4mm
Center thickness tc 2mm
Back focal length fb −71.4mm
Radius of curvature r 32.2mm
Centration <1′
i
Plano Concave Lens Synthetic Fused Silica 25mm Diameter −50mm Focal Length
SLSQ-25-50N
25mm 50mm
6-12 weeks
€106.20
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ25mm
Focal length f −50mm
Edge thickness te 5.7mm
Center thickness tc 2mm
Back focal length fb −51.4mm
Radius of curvature r 23mm
Centration <1′
i
Plano Concave Lens Synthetic Fused Silica 40mm Diameter −50mm Focal Length
SLSQ-40-50N
40mm 50mm
1 week
€175.30
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ40mm
Focal length f −50mm
Edge thickness te 13.6mm
Center thickness tc 2mm
Back focal length fb −51.4mm
Radius of curvature r 23mm
Centration <1′
i
Plano Concave Lens Synthetic Fused Silica 10mm Diameter −100mm Focal Length
SLSQ-10-100N
10mm 100mm
6-12 weeks
€80.60
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ10mm
Focal length f −100mm
Edge thickness te 2.3mm
Center thickness tc 2mm
Back focal length fb −101.4mm
Radius of curvature r 46mm
Centration <1′
i
Plano Concave Lens Synthetic Fused Silica 25mm Diameter −80mm Focal Length
SLSQ-25-80N
25mm 80mm
6-12 weeks
€100.00
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ25mm
Focal length f −80mm
Edge thickness te 4.2mm
Center thickness tc 2mm
Back focal length fb −81.4mm
Radius of curvature r 36.8mm
Centration <1′
i
Plano Concave Lens Synthetic Fused Silica 40mm Diameter −100mm Focal Length
SLSQ-40-100N
40mm 100mm
6-12 weeks
€152.30
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ40mm
Focal length f −100mm
Edge thickness te 6.6mm
Center thickness tc 2mm
Back focal length fb −101.4mm
Radius of curvature r 46mm
Centration <1′
i
Plano Concave Lens Synthetic Fused Silica 12.7mm Diameter −30mm Focal Length
SLSQ-12.7-30N
12.7mm 30mm
6-12 weeks
€80.60
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ12.7mm
Focal length f −30mm
Edge thickness te 3.5mm
Center thickness tc 2mm
Back focal length fb −31.4mm
Radius of curvature r 13.80mm
Centration <1′
i
Plano Concave Lens Synthetic Fused Silica 25mm Diameter −120mm Focal Length
SLSQ-25-120N
25mm 120mm
6-12 weeks
€100.00
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ25mm
Focal length f −120mm
Edge thickness te 3.4mm
Center thickness tc 2mm
Back focal length fb −121.4mm
Radius of curvature r 55.2mm
Centration <1′
i
Plano Concave Lens Synthetic Fused Silica 40mm Diameter −200mm Focal Length
SLSQ-40-200N
40mm 200mm
1 week
€140.70
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ40mm
Focal length f −200mm
Edge thickness te 4.2mm
Center thickness tc 2mm
Back focal length fb −201.4mm
Radius of curvature r 92mm
Centration <1′
i
Plano Concave Lens Synthetic Fused Silica 15mm Diameter −25mm Focal Length
SLSQ-15-25N
15mm 25mm
6-12 weeks
€101.20
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ15mm
Focal length f −25mm
Edge thickness te 4.8mm
Center thickness tc 2mm
Back focal length fb −26.4mm
Radius of curvature r 11.5mm
Centration <1′
i
Plano Concave Lens Synthetic Fused Silica 25mm Diameter −200mm Focal Length
SLSQ-25-200N
25mm 200mm
1 week
€100.00
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ25mm
Focal length f −200mm
Edge thickness te 2.9mm
Center thickness tc 2mm
Back focal length fb −201.4mm
Radius of curvature r 92mm
Centration <1′
i
Plano Concave Lens Synthetic Fused Silica 25.4mm Diameter −40mm Focal Length
SLSQ-25.4-40N
25.4mm 40mm
6-12 weeks
€107.40
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ25.4mm
Focal length f −40mm
Edge thickness te 7.1mm
Center thickness tc 2mm
Back focal length fb −41.4mm
Radius of curvature r 18.4mm
Centration <1′
i
Plano Concave Lens Synthetic Fused Silica 50mm Diameter −80mm Focal Length
SLSQ-50-80N
50mm 80mm
6-12 weeks
€253.10
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ50mm
Focal length f −80mm
Edge thickness te 12.8mm
Center thickness tc 3mm
Back focal length fb −82.1mm
Radius of curvature r 36.8mm
Centration <1′
i
Plano Concave Lens Synthetic Fused Silica 15mm Diameter −50mm Focal Length
SLSQ-15-50N
15mm 50mm
6-12 weeks
€89.60
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ15mm
Focal length f −50mm
Edge thickness te 3.3mm
Center thickness tc 2mm
Back focal length fb −51.4mm
Radius of curvature r 23mm
Centration <1′
i
Plano Concave Lens Synthetic Fused Silica 25.4mm Diameter −70mm Focal Length
SLSQ-25.4-70N
25.4mm 70mm
in stock
€101.20
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ25.4mm
Focal length f −70mm
Edge thickness te 4.6mm
Center thickness tc 2mm
Back focal length fb −71.4mm
Radius of curvature r 32.2mm
Centration <1′
i
Plano Concave Lens Synthetic Fused Silica 50mm Diameter −120mm Focal Length
SLSQ-50-120N
50mm 120mm
6-12 weeks
€227.20
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ50mm
Focal length f −120mm
Edge thickness te 9mm
Center thickness tc 3mm
Back focal length fb −122.1mm
Radius of curvature r 55.2mm
Centration <1′
i
Plano Concave Lens Synthetic Fused Silica 15mm Diameter −80mm Focal Length
SLSQ-15-80N
15mm 80mm
6-12 weeks
€89.60
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ15mm
Focal length f −80mm
Edge thickness te 2.8mm
Center thickness tc 2mm
Back focal length fb −81.4mm
Radius of curvature r 36.8mm
Centration <1′
i
Plano Concave Lens Synthetic Fused Silica 25.4mm Diameter −100mm Focal Length
SLSQ-25.4-100N
25.4mm 100mm
6-12 weeks
€101.20
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ25.4mm
Focal length f −100mm
Edge thickness te 3.8mm
Center thickness tc 2mm
Back focal length fb −101.4mm
Radius of curvature r 46mm
Centration <1′
i
Plano Concave Lens Synthetic Fused Silica 50mm Diameter −200mm Focal Length
SLSQ-50-200N
50mm 200mm
6-12 weeks
€195.10
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ50mm
Focal length f −200mm
Edge thickness te 6.5mm
Center thickness tc 3mm
Back focal length fb −202.1mm
Radius of curvature r 92mm
Centration <1′
i
Plano Concave Lens Synthetic Fused Silica 20mm Diameter −25mm Focal Length
SLSQ-20-25N
20mm 25mm
1 week
€103.70
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ20mm
Focal length f −25mm
Edge thickness te 7.8mm
Center thickness tc 2mm
Back focal length fb −26.4mm
Radius of curvature r 11.5mm
Centration <1′
i
Plano Concave Lens Synthetic Fused Silica 30mm Diameter −35mm Focal Length
SLSQ-30-35N
30mm 35mm
6-12 weeks
€117.30
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ30mm
Focal length f −35mm
Edge thickness te 12.3mm
Center thickness tc 2mm
Back focal length fb −36.4mm
Radius of curvature r 16.1mm
Centration <1′
i
Plano Concave Lens Synthetic Fused Silica 50mm Diameter −300mm Focal Length
SLSQ-50-300N
50mm 300mm
6-12 weeks
€195.10
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ50mm
Focal length f −300mm
Edge thickness te 5.3mm
Center thickness tc 3mm
Back focal length fb −302.1mm
Radius of curvature r 138mm
Centration <1′
i
Plano Concave Lens Synthetic Fused Silica 20mm Diameter −50mm Focal Length
SLSQ-20-50N
20mm 50mm
6-12 weeks
€98.50
Material Synthetic fused silica
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.46
Coating Uncoated
Clear aperture 90% of the diameter
Surface Quality (Scratch-Dig) 20-10
Diameter φD φ20mm
Focal length f −50mm
Edge thickness te 4.3mm
Center thickness tc 2mm
Back focal length fb −51.4mm
Radius of curvature r 23mm
Centration <1′

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