Double Convex & Concave Lens

The Double Convex & Concave Lenses present an identical convex or concave surface on both sides of the lens. They have a positive focal length or a negative focal length  and are useful for 1:1 imaging and in multielement systems.



Specifications
 

Material

Optical Glasses, Fused Silica, Silicon, Ge,CaF2, etc

Dimension Tolerance

+0/-0.1mm

Thickness Tolerance

±0.2mm

Surface Quality

60/40 or better

Power(fringe@633nm)

3

Irregularity(fringe@633nm)

0.5

Centration

<3 arc minutes

Focal Length Tolerance

±2%

Clear Aperture

>90%

Chamfer

Protective <0.5mmx45deg

Coating

Request






 

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