製品仕様
| Material | Cu |
|---|---|
| Density, g/cm3 | 7.4 |
| Surface quality | 40-20 scratch & dig (MIL-PRF-13830B) |
| Clear aperture | >80% of diameter |
| Diameter tolerance | +0.0 -0.12 mm |
| Thickness tolerance | ±0.25 mm |
| Surface flatness | λ/4 @ 633 nm |
| Operation wavelength | 10.6 µm |
| Coating | protected gold |
| Reflectivity for unpolarised radiation | > 99% |
| Code | Diameter | Thickness |
|---|---|---|
| 570-6250 | ø 25.4 mm | 6 mm |
| 570-6380 | ø 38,1 mm | 10 mm |
| 570-6500 | ø 50.8 mm | 10 mm |