Mirror Specifications | ||
Substratea | Zerodur® | |
Surface Flatness | λ/10 @ 632.8 nm (Peak to Valley) | |
Surface Quality | 10-5 Scratch-Dig | |
Back Surface | Fine Ground | |
Clear Aperture | >85% of Diameter | |
Parallelism | ≤3 arcmin | |
Thickness | Ø1/2" Optics | 6.0 mm (0.24") |
Ø1" Optics | 6.0 mm (0.24") | |
Ø2" Optics | 12.0 mm (0.47") | |
Thickness Tolerance | ±0.2 mm | |
Diameter Tolerance | +0.0 mm / -0.1 mm |
1.Material | N-BK7,FS or based on clients' requirements |
2.Dimensional tolerances | 0/-0.05mm |
3.Surface flatness | Lambda/4@633nm |
4.Clear aperture | >90% |
5.Parallelism or centration | 1arc minute |
6.Surface Quality | US Standard 20-10,ISO Standard 3X0.16 |
7.Edge Chip | <0.1mm |
8.Bevel | Based on clients' requests |
9.Coating | Apply metal reflecting coating or dielectric coating or based on clients' requests |