Categories By Element

Categories By Function

Double-concave Lenses Maximize
Download SDS file

Double-concave Lenses

Negative lens with the form most suited to producing diverging light or a virtual image, where the input light is converging.

More details

Materials: BK7, Fused Silica, CaF2

Specification for lenses (Cylindrical Lenses)

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°



Send us an inquiry now to find out more information and the latest prices,thanks!

Please include item quantity, size and purity.

Check code Refresh check code

Follow Us On