| Coad | 669634 | Substrate | UVFS | |
| Type | Metallic Coated Flat Mirror | Diameter(mm) | 35.90 / 25.40(Elliptical) | |
| Clear Aperture | 90% CA | Diameter Tolerance | +0.0/-0.1mm | |
| Parallelism | - | Thickness(mm) | 6.00 | |
| Quantity | 1 | Thickness Tolerance | ±0.20mm | |
| Surface Quality S1 | 40-20 | Wavelength(nm) | 480 - 20000 | |
| Surface Quality S2 | Fine Polishing | AOI(°) | 0 - 45 | |
| Inclination Angle | - | Surface Flatness | λ/10@633nm | |
| Laser Damage Threshold | - | Coating Type | Silver Coating (with Silicon Dioxide Protection Layer) | |
| Coating Specifications | Ravg>96%@480-2000nm,Ravg>97.5%@2000-20000m | |||














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