Commercial Grade Germanium Windows
Commercial Grade Germanium Windows
Product name : Commercial Grade Germanium Windows
Description :
Ge Windows are available with a broadband AR coating for the 8-12 μm spectral range deposited on both surfaces. This coating greatly reduces the high surface reflectivity of the substrate, yielding an average transmission in excess of 90% over the entire AR coating range.
Specification
| Material | Germanium |
| Diameter Tolerance | +0.0/-0.1mm |
| Thickness Tolerance | ±0.1mm |
| Surface Accuracy | λ/4@632.8nm |
| Surface Quality | 60-40 |
| Centration | <1 arc min |
| Clear Aperture | >90% |
| Bevelling | <0.2x45∘ |
| Coating | Uncoated |
| Model | Description | Price(USD) | Quantity | |
|---|---|---|---|---|
| 0 | UW01203RGE | Germanium Round Window, Ø 12.7mm, Thickness 3mm, Uncoated | - | |
| 1 | UW02503RGE | Germanium Round Window, Ø 25.4mm, Thickness 3mm, Uncoated | - | |
| 2 | UW01203SGE | Germanium Square Window, Size (H=L) 12.7mm, Thickness 3mm, Uncoated | - | |
| 3 | UW02503SGE | Germanium Square Window, Size (H=L) 25.4mm, Thickness 3mm, Uncoated | - |