| Coad | 666999 | Type | Plane Dichroic Mirror | |
| Dimension(mm) | 25.4 x 6.35 | AOI(°) | 45 | |
| Diameter | 25.4mm +0/-0.1mm | Thickness | 6.35mm +0/-0.1mm | |
| HR Wavelength (nm) | 266 | HT Wavelength (nm) | 532 + 1064 | |
| Substrate | UVFS | Clear Aperture | ≥20mm | |
| Parallelism | <5 arcmin | Protective Chamfer | 0.1-0.4mm x 45° | |
| Surface Quality S1 | 10-5 S-D per CA (MIL-PRF-13830B) | Surface Quality S2 | 10-5 S-D per CA (MIL-PRF-13830B) | |
| Surface Flatness | <λ/8@633nm over Xmm CA | Coating Type | IBS | |
| Reflectivity | >99.5% | Transmittance | >90% | |
| Coating Parameter S1 | HRs>99.5%@266nm+Rp<2%;Rs<10%@532nm+Rp<2%;Rs<10%@1064nm | Coating Parameter S2 | Uncoated |














Product evaluation
%High praise
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