BK7

Light entering through the hypotenuse is reflected by each of the three surfaces in turn and will emerge through the hypotenuse face parallel to the entering beam regardless of the orientation the incident beam.

Part No.

f (mm)

h (mm)

CNP101

15.0

11.3

CNP102

25.4

19.0

CNP103

38.0

28.5

Material:

BK7 Grade A optical glass

Dimension Tolerance:

+0,-0.2mm

Bevel: 

Propective bevel

Clear Aperture:

>80%

Surface Quality:

60-40 scratch and dig

Flatness:

l /4 @632.8 nm on big surface; 
l /10 @632.8 nm on other surface

Wavefront Distortion

l /2 @632.8

Angle deviation:

180° ±3 arc sec