Specifications
Dimension tolerance
±0.1mm
Angle tolerance
<0.5°
Surface flatness
l/8@632.8nm
Wavefront distortion
Surface quality
20-10
Parallelism
<20 arcsec
Perpendicularity
<5 arcmin
Clear aperture
>80%
The following parameters are typically required to specify when ordering:
► Sizes Diameter x Length (mm)
► Initial transmission 1.0—99%
► Coating on S1&S2 AR@1064nm, R<0.1%
Chinese 
