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| Density： | 3.98g/cm^3 | |
| Transmission： | ＞85%@633nm | |
| Refractive Index： | 1.76@633nm | |
| Thermal conductivity： | 27.21W/（m×k）@25℃ | |
| Size: | Dia10mm to 150mm |
| Tolerance: | +0/-0.1 |
| Surface Quality : | 40/20 or 20/10 precision |
| Flatness : | 1/4 lambda per inch @633nm, 1/8 lambda per inch @633nm |
| Parallelism : | < 3 arc min |
| Chamfer : | 0.25(+0.25/-0.00)mm × 45 Degree |
| Material : | Germanium monocrystal |
Custom precison optics-infrared optics-coatings. Professional and trustable manufacturer From Prototype to volume production
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