|
Still deciding? Get samples of $ !
Request Sample
|
| Customization: | Available |
|---|---|
| After-sales Service: | Replace, Refund |
| Warranty: | 12months |
Suppliers with verified business licenses
Audited by an independent third-party inspection agency
| 1.Material | BK7 Glass, Fused Silica or Color glass |
| 2.Dimensional tolerances | 0/-0.1mm |
| 3.Clear aperture | >90% |
| 4.Surface flatness | Lambda/2@633nm |
| 5.Parallelism | 1 Arc minute |
| 6.Surface Quality | US Standard 40-20,ISO Standard 3X0.25 |
| 7.Edge Chip | <0.1mm |
| 8.Bevel | Based on clients' requests |
| 9.Coating | AR, HR, PR or based on clients' requests |






