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Low cost Achromatic Lens

S-DLB

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Low cost Achromatic Lens
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S-DLB
An economic general use achromatic lens suitable for an optical system, which does not require high surface quality imaging such as a microscope lens or telescope lens.
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Name Diameter φD Focal length Delivery Price Add to cart
i
Reasonable Achromatic Lens 20mm Diameter 149.8mm Focal Length
S-DLB-20-150PM 		20mm 149.8mm
6-12 weeks
€39.10
Material BK7, SF2
Design wavelength Blue: 486.1nm, Green: 546.1nm, Red: 656.3nm
Centration ＜3′
Coating Antireflection Coating for the Visible
Cement Ultraviolet Hardened Adhesive
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ20mm
Focal length f 149.8mm
Edge Thickness te 4.6mm
Center Thickness tc 5.4mm
Back focal length fb 147.0mm
i
Reasonable Achromatic Lens 25mm Diameter 69.9mm Focal Length
S-DLB-25-70PM 		25mm 69.9mm
6-12 weeks
€56.40
Material BK7, SF2
Design wavelength Blue: 486.1nm, Green: 546.1nm, Red: 656.3nm
Centration ＜3′
Coating Antireflection Coating for the Visible
Cement Ultraviolet Hardened Adhesive
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ25mm
Focal length f 69.9mm
Edge Thickness te 6.3mm
Center Thickness tc 9mm
Back focal length fb 65.3mm
i
Reasonable Achromatic Lens 25mm Diameter 149.6mm Focal Length
S-DLB-25-150PM 		25mm 149.6mm
6-12 weeks
€47.80
Material BK7, SF2
Design wavelength Blue: 486.1nm, Green: 546.1nm, Red: 656.3nm
Centration ＜3′
Coating Antireflection Coating for the Visible
Cement Ultraviolet Hardened Adhesive
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ25mm
Focal length f 149.6mm
Edge Thickness te 5.5mm
Center Thickness tc 6.7mm
Back focal length fb 146.2mm
i
Reasonable Achromatic Lens 30mm Diameter 120.1mm Focal Length
S-DLB-30-120PM 		30mm 120.1mm
6-12 weeks
€52.20
Material BK7, SF2
Design wavelength Blue: 486.1nm, Green: 546.1nm, Red: 656.3nm
Centration ＜3′
Coating Antireflection Coating for the Visible
Cement Ultraviolet Hardened Adhesive
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ30mm
Focal length f 120.1mm
Edge Thickness te 6.6mm
Center Thickness tc 8.8mm
Back focal length fb 115.7mm
i
Reasonable Achromatic Lens 30mm Diameter 300.4mm Focal Length
S-DLB-30-300PM 		30mm 300.4mm
6-12 weeks
€52.20
Material BK7, SF2
Design wavelength Blue: 486.1nm, Green: 546.1nm, Red: 656.3nm
Centration ＜3′
Coating Antireflection Coating for the Visible
Cement Ultraviolet Hardened Adhesive
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ30mm
Focal length f 300.4mm
Edge Thickness te 5.7mm
Center Thickness tc 6.6mm
Back focal length fb 296.9mm
i
Reasonable Achromatic Lens 10mm Diameter 40.0mm Focal Length
S-DLB-10-40PM 		10mm 40.0mm
6-12 weeks
€34.80
Material BK7, SF2
Design wavelength Blue: 486.1nm, Green: 546.1nm, Red: 656.3nm
Centration ＜3′
Coating Antireflection Coating for the Visible
Cement Ultraviolet Hardened Adhesive
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ10mm
Focal length f 40.0mm
Edge Thickness te 4.6mm
Center Thickness tc 5.3mm
Back focal length fb 37.5mm
i
Reasonable Achromatic Lens 15mm Diameter 25.2mm Focal Length
S-DLB-15-25PM 		15mm 25.2mm
6-12 weeks
€56.40
Material BK7, SF2
Design wavelength Blue: 486.1nm, Green: 546.1nm, Red: 656.3nm
Centration ＜3′
Coating Antireflection Coating for the Visible
Cement Ultraviolet Hardened Adhesive
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ15mm
Focal length f 25.2mm
Edge Thickness te 6mm
Center Thickness tc 8.8mm
Back focal length fb 20.7mm
i
Reasonable Achromatic Lens 15mm Diameter 50.1mm Focal Length
S-DLB-15-50PM 		15mm 50.1mm
6-12 weeks
€47.80
Material BK7, SF2
Design wavelength Blue: 486.1nm, Green: 546.1nm, Red: 656.3nm
Centration ＜3′
Coating Antireflection Coating for the Visible
Cement Ultraviolet Hardened Adhesive
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ15mm
Focal length f 50.1mm
Edge Thickness te 5mm
Center Thickness tc 6.3mm
Back focal length fb 47.1mm
i
Reasonable Achromatic Lens 20mm Diameter 30.6mm Focal Length
S-DLB-20-30PM 		20mm 30.6mm
6-12 weeks
€65.10
Material BK7, SF2
Design wavelength Blue: 486.1nm, Green: 546.1nm, Red: 656.3nm
Centration ＜3′
Coating Antireflection Coating for the Visible
Cement Ultraviolet Hardened Adhesive
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ20mm
Focal length f 30.6mm
Edge Thickness te 6.8mm
Center Thickness tc 10.9mm
Back focal length fb 24.9mm
i
Reasonable Achromatic Lens 20mm Diameter 60.2mm Focal Length
S-DLB-20-60PM 		20mm 60.2mm
6-12 weeks
€52.20
Material BK7, SF2
Design wavelength Blue: 486.1nm, Green: 546.1nm, Red: 656.3nm
Centration ＜3′
Coating Antireflection Coating for the Visible
Cement Ultraviolet Hardened Adhesive
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ20mm
Focal length f 60.2mm
Edge Thickness te 5.4mm
Center Thickness tc 7.4mm
Back focal length fb 56.6mm
i
Reasonable Achromatic Lens 20mm Diameter 99.5mm Focal Length
S-DLB-20-100PM 		20mm −99.5mm
6-12 weeks
€39.10
Material BK7, SF2
Design wavelength Blue: 486.1nm, Green: 546.1nm, Red: 656.3nm
Centration ＜3′
Coating Antireflection Coating for the Visible
Cement Ultraviolet Hardened Adhesive
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ20mm
Focal length f 99.5mm
Edge Thickness te 4.9mm
Center Thickness tc 6.1mm
Back focal length fb 96.4mm
i
Reasonable Achromatic Lens 20mm Diameter 200.1mm Focal Length
S-DLB-20-200PM 		20mm 200.1mm
6-12 weeks
€39.10
Material BK7, SF2
Design wavelength Blue: 486.1nm, Green: 546.1nm, Red: 656.3nm
Centration ＜3′
Coating Antireflection Coating for the Visible
Cement Ultraviolet Hardened Adhesive
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ20mm
Focal length f 200.1mm
Edge Thickness te 4.5mm
Center Thickness tc 5.1mm
Back focal length fb 197.3mm
i
Reasonable Achromatic Lens 25mm Diameter 100.2mm Focal Length
S-DLB-25-100PM 		25mm 100.2mm
6-12 weeks
€47.80
Material BK7, SF2
Design wavelength Blue: 486.1nm, Green: 546.1nm, Red: 656.3nm
Centration ＜3′
Coating Antireflection Coating for the Visible
Cement Ultraviolet Hardened Adhesive
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ25mm
Focal length f 100.2mm
Edge Thickness te 5.9mm
Center Thickness tc 7.7mm
Back focal length fb 96.5mm
i
Reasonable Achromatic Lens 30mm Diameter 60.3mm Focal Length
S-DLB-30-60PM 		30mm 60.3mm
6-12 weeks
€69.40
Material BK7, SF2
Design wavelength Blue: 486.1nm, Green: 546.1nm, Red: 656.3nm
Centration ＜3′
Coating Antireflection Coating for the Visible
Cement Ultraviolet Hardened Adhesive
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ30mm
Focal length f 60.3mm
Edge Thickness te 8.1mm
Center Thickness tc 12.6mm
Back focal length fb 53.9mm
i
Reasonable Achromatic Lens 30mm Diameter 150.0mm Focal Length
S-DLB-30-150PM 		30mm 150.0mm
6-12 weeks
€52.20
Material BK7, SF2
Design wavelength Blue: 486.1nm, Green: 546.1nm, Red: 656.3nm
Centration ＜3′
Coating Antireflection Coating for the Visible
Cement Ultraviolet Hardened Adhesive
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ30mm
Focal length f 150.0mm
Edge Thickness te 6.3mm
Center Thickness tc 8.1mm
Back focal length fb 146.0mm
i
Reasonable Achromatic Lens 10mm Diameter 20.0mm Focal Length
S-DLB-10-20PM 		10mm 20.0mm
6-12 weeks
€39.10
Material BK7, SF2
Design wavelength Blue: 486.1nm, Green: 546.1nm, Red: 656.3nm
Centration ＜3′
Coating Antireflection Coating for the Visible
Cement Ultraviolet Hardened Adhesive
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ10mm
Focal length f 20.0mm
Edge Thickness te 5.1mm
Center Thickness tc 6.7mm
Back focal length fb 16.6mm
i
Reasonable Achromatic Lens 10mm Diameter 50.0mm Focal Length
S-DLB-10-50PM 		10mm 50.0mm
6-12 weeks
€32.40
Material BK7, SF2
Design wavelength Blue: 486.1nm, Green: 546.1nm, Red: 656.3nm
Centration ＜3′
Coating Antireflection Coating for the Visible
Cement Ultraviolet Hardened Adhesive
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ10mm
Focal length f 50.0mm
Edge Thickness te 4.4mm
Center Thickness tc 5mm
Back focal length fb 47.5mm
i
Reasonable Achromatic Lens 15mm Diameter 30.1mm Focal Length
S-DLB-15-30PM 		15mm 30.1mm
6-12 weeks
€52.20
Material BK7, SF2
Design wavelength Blue: 486.1nm, Green: 546.1nm, Red: 656.3nm
Centration ＜3′
Coating Antireflection Coating for the Visible
Cement Ultraviolet Hardened Adhesive
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ15mm
Focal length f 30.1mm
Edge Thickness te 5.7mm
Center Thickness tc 8mm
Back focal length fb 26.0mm
i
Reasonable Achromatic Lens 15mm Diameter 79.9mm Focal Length
S-DLB-15-80PM 		15mm 79.9mm
6-12 weeks
€39.10
Material BK7, SF2
Design wavelength Blue: 486.1nm, Green: 546.1nm, Red: 656.3nm
Centration ＜3′
Coating Antireflection Coating for the Visible
Cement Ultraviolet Hardened Adhesive
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ15mm
Focal length f 79.9mm
Edge Thickness te 4.7mm
Center Thickness tc 5.5mm
Back focal length fb 77.1mm
i
Reasonable Achromatic Lens 20mm Diameter 40.1mm Focal Length
S-DLB-20-40PM 		20mm 40.1mm
6-12 weeks
€60.70
Material BK7, SF2
Design wavelength Blue: 486.1nm, Green: 546.1nm, Red: 656.3nm
Centration ＜3′
Coating Antireflection Coating for the Visible
Cement Ultraviolet Hardened Adhesive
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ20mm
Focal length f 40.1mm
Edge Thickness te 6.2mm
Center Thickness tc 9.2mm
Back focal length fb 35.3mm
i
Reasonable Achromatic Lens 20mm Diameter 70.1mm Focal Length
S-DLB-20-70PM 		20mm 70.1mm
6-12 weeks
€47.80
Material BK7, SF2
Design wavelength Blue: 486.1nm, Green: 546.1nm, Red: 656.3nm
Centration ＜3′
Coating Antireflection Coating for the Visible
Cement Ultraviolet Hardened Adhesive
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ20mm
Focal length f 70.1mm
Edge Thickness te 5.2mm
Center Thickness tc 6.9mm
Back focal length fb 66.7mm
i
Reasonable Achromatic Lens 20mm Diameter 120.3mm Focal Length
S-DLB-20-120PM 		20mm 120.3mm
6-12 weeks
€39.10
Material BK7, SF2
Design wavelength Blue: 486.1nm, Green: 546.1nm, Red: 656.3nm
Centration ＜3′
Coating Antireflection Coating for the Visible
Cement Ultraviolet Hardened Adhesive
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ20mm
Focal length f 120.3mm
Edge Thickness te 4.7mm
Center Thickness tc 5.7mm
Back focal length fb 117.3mm
i
Reasonable Achromatic Lens 25mm Diameter 50.1mm Focal Length
S-DLB-25-50PM 		25mm 50.1mm
6-12 weeks
€65.10
Material BK7, SF2
Design wavelength Blue: 486.1nm, Green: 546.1nm, Red: 656.3nm
Centration ＜3′
Coating Antireflection Coating for the Visible
Cement Ultraviolet Hardened Adhesive
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ25mm
Focal length f 50.1mm
Edge Thickness te 7.1mm
Center Thickness tc 10.9mm
Back focal length fb 44.9mm
i
Reasonable Achromatic Lens 25mm Diameter 119.8mm Focal Length
S-DLB-25-120PM 		25mm 119.8mm
6-12 weeks
€47.80
Material BK7, SF2
Design wavelength Blue: 486.1nm, Green: 546.1nm, Red: 656.3nm
Centration ＜3′
Coating Antireflection Coating for the Visible
Cement Ultraviolet Hardened Adhesive
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ25mm
Focal length f 119.8mm
Edge Thickness te 5.6mm
Center Thickness tc 7.2mm
Back focal length fb 116.2mm
i
Reasonable Achromatic Lens 30mm Diameter 100.7mm Focal Length
S-DLB-30-100PM 		30mm 100.7mm
6-12 weeks
€52.20
Material BK7, SF2
Design wavelength Blue: 486.1nm, Green: 546.1nm, Red: 656.3nm
Centration ＜3′
Coating Antireflection Coating for the Visible
Cement Ultraviolet Hardened Adhesive
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ30mm
Focal length f 100.7mm
Edge Thickness te 6.8mm
Center Thickness tc 9.5mm
Back focal length fb 96.0mm
i
Reasonable Achromatic Lens 30mm Diameter 200.2mm Focal Length
S-DLB-30-200PM 		30mm 200.2mm
6-12 weeks
€52.20
Material BK7, SF2
Design wavelength Blue: 486.1nm, Green: 546.1nm, Red: 656.3nm
Centration ＜3′
Coating Antireflection Coating for the Visible
Cement Ultraviolet Hardened Adhesive
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ30mm
Focal length f 200.2mm
Edge Thickness te 6mm
Center Thickness tc 7.3mm
Back focal length fb 196.4mm
i
Reasonable Achromatic Lens 10mm Diameter 25.0mm Focal Length
S-DLB-10-25PM 		10mm 25.0mm
6-12 weeks
€39.10
Material BK7, SF2
Design wavelength Blue: 486.1nm, Green: 546.1nm, Red: 656.3nm
Centration ＜3′
Coating Antireflection Coating for the Visible
Cement Ultraviolet Hardened Adhesive
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ10mm
Focal length f 25.0mm
Edge Thickness te 4.9mm
Center Thickness tc 6.1mm
Back focal length fb 22.1mm
i
Reasonable Achromatic Lens 10mm Diameter 100.5mm Focal Length
S-DLB-10-100PM 		10mm 100.5mm
6-12 weeks
€30.40
Material BK7, SF2
Design wavelength Blue: 486.1nm, Green: 546.1nm, Red: 656.3nm
Centration ＜3′
Coating Antireflection Coating for the Visible
Cement Ultraviolet Hardened Adhesive
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ10mm
Focal length f 100.5mm
Edge Thickness te 4.2mm
Center Thickness tc 4.5mm
Back focal length fb 98.1mm
i
Reasonable Achromatic Lens 15mm Diameter 40.1mm Focal Length
S-DLB-15-40PM 		15mm 40.1mm
6-12 weeks
€47.80
Material BK7, SF2
Design wavelength Blue: 486.1nm, Green: 546.1nm, Red: 656.3nm
Centration ＜3′
Coating Antireflection Coating for the Visible
Cement Ultraviolet Hardened Adhesive
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ15mm
Focal length f 40.1mm
Edge Thickness te 5.2mm
Center Thickness tc 6.9mm
Back focal length fb 36.5mm
i
Reasonable Achromatic Lens 15mm Diameter 100.0mm Focal Length
S-DLB-15-100PM 		15mm 100.0mm
6-12 weeks
€34.80
Material BK7, SF2
Design wavelength Blue: 486.1nm, Green: 546.1nm, Red: 656.3nm
Centration ＜3′
Coating Antireflection Coating for the Visible
Cement Ultraviolet Hardened Adhesive
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ15mm
Focal length f 100.0mm
Edge Thickness te 4.5mm
Center Thickness tc 5.2mm
Back focal length fb 97.3mm
i
Reasonable Achromatic Lens 20mm Diameter 50.2mm Focal Length
S-DLB-20-50PM 		20mm 50.2mm
6-12 weeks
€56.40
Material BK7, SF2
Design wavelength Blue: 486.1nm, Green: 546.1nm, Red: 656.3nm
Centration ＜3′
Coating Antireflection Coating for the Visible
Cement Ultraviolet Hardened Adhesive
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ20mm
Focal length f 50.2mm
Edge Thickness te 5.7mm
Center Thickness tc 8.1mm
Back focal length fb 46.0mm
i
Reasonable Achromatic Lens 20mm Diameter 79.9mm Focal Length
S-DLB-20-80PM 		20mm 79.9mm
3-5 days
€43.50
Material BK7, SF2
Design wavelength Blue: 486.1nm, Green: 546.1nm, Red: 656.3nm
Centration ＜3′
Coating Antireflection Coating for the Visible
Cement Ultraviolet Hardened Adhesive
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ20mm
Focal length f 79.9mm
Edge Thickness te 5.1mm
Center Thickness tc 6.6mm
Back focal length fb 76.6mm

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◦Specification except surface quality is almost the same as DLB series. Except when used in high-precision experiment using a laser, this lens is recommended.
◦It is optimized so that focal length gap is small in the visible light range and the aberration is minimized.

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