Material

BK7 or UV grade fused silica

Dimension Tolerances

±0.1mm 

Clear Aperture

>80%

Surface Quality

S/D=60/40 

Surface Flatness

λ/4@633nm

Angle Tolerance

±30 arc secs

Chamfer

0.3mm±0.1mm

Coating

Optional

Part No.

A(mm)

B(mm)

H(mm)

PRF1110

15.0

15.0

12.0

PRF1115

23.0

23.0

18.0

PRF1120

31.5

31.5

23