Materials
BK7 or Fused Silica or optical glass
Design Wavelength
632.8 nm
Dimmensions(Square or Circle)
3-500mm
Protective Bevel
0.25 mm x 45°
Diameter Tolerance
+0.00, -0.025 mm
Thickness Tolerance
±0.1 mm
Centration
<3 arc minutes
Surface Quality
60/40 or 40/20 scratch and dig