| Coad | 671673 | Type | Damage-Resistant Ultraviolet Mirror | |
| Diameter(mm) | 38.10 | Thickness(mm) | 5.50 | |
| Diameter Tolerance | +0/-0.1mm | Thickness Tolerance | +0/-0.1mm | |
| Wavelength(nm) | 193 | AOI(°) | 28 - 32 | |
| Substrate | UVFS Corning 7980 Standard Grade (0F) | Clear Aperture | ≥34mm | |
| Parallelism | <1 arcmin | Surface Quality S1 | 20-10 S-D as per MIL-PRF-13830B | |
| Surface Quality S2 | Inspection polished | Surface Flatness | <λ/8@633nm over CA | |
| GDD | - | Laser Damage Threshold | - | |
| Coating Type | IBS Coating | Coating Specifications | S1:HRa>98%@193.4nm / S2:Uncoated |














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%High praise
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