Specification
| Standard precision | High-precision |
Dimension Tolerance | φ5-150mm+0/-0.2 | φ3-200mm+0/-0.2 |
Thickness Tolerance | 1-50mm+/-0.1 | 1-50mm+/-0.05 |
Parallelism | 1 arc minutes | 10 arc seconds |
Surface Quality | 60/40 | 20/10 |
Flatness | N<λ 2@633nm(at=""> | N<λ 10@633nm(at=""> |
Clear Aperture | >90% | >95% |
Chamfer | Protected <0.5mmx45deg | Protected <0.5mmx45deg |
Production Process