OP0526 Double concave lenses

Catalogue Number

OP0526

The negative lens features a defined curvature that produces diverging light when used with parallel input rays. Alternatively, the lens forms a virtual image when the input light is convergent.

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Description

Specification

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OP6825 polariser for liquid crystal display (LCD)

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Material	BK7 (or fused silica)
Design Wavelength	546.1 nm (632.8 nm for cylindrical lenses)
Design Refractive Index	1.5183 ± 0.0005 (1.5147 for cylindrical lenses)
Flatness	λ/4 @632.8 nm (x
Diameter Tolerance	+0.0, -0.15 mm
Paraxial Focal Length	±2%
Centre Tolerance	3 arcminutes
Light Aperture	>80%
Surface Quality	60-40 scratches and abrasions
Bevel	0.25 mm x 45°

Material	BK7 (Or Fused Silica)
Design Wavelength	546.1nm (632.8 nm for Cylindrical lenses )
Design Index	1.5183 ±0.0005 (1.5147 for Cylindrical lenses)
Flatness	l/4@632.8nm (x
Diameter Tolerance	+0.0, -0.15mm
Paraxial Focal Length	±2%
Center Tolerance	3 arc minutes
Clear Aperture	>80%
Surface Quality	60-40 scratch and dig
Bevel	0.25 mm x 45°

OP0526 Double concave lenses

Specification

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