Diameter | 0.2-300mm |
Thickness | 0.1-100mm |
Dimension tolerance | +/-0.1mm or +/-0.02mm |
Surface quality (scratch & dig) | 60/40, 40/20 or better |
Clear aperture | >85%, >90% |
Surface accuracy | L/10 L/2 L |
Parallelism | +/-3' ,+/-30'' |
Bevel | 0.1~0.3mm x 45 degree |
Coating | AR, BBAR or Custom |