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Sapphire glass optical windows are made from single crystal aluminum oxide (α-Al2O3). Known for extreme hardness and durability, these components are ideal for demanding environments requiring high transmission from UV to Mid-IR ranges.
| Category | Parameter | Value / Description | Notes |
|---|---|---|---|
| Basic Info | Product Name | Sapphire Glass Optical Window | - |
| Structure | Crystal Structure | Hexagonal Crystal System | Anisotropic |
| Hardness | Mohs Hardness | 9 | Second only to diamond |
| Thermal | Melting Point | 2040 °C | High stability |
| Optical | Transmission Range | 0.15 μm - 5.5 μm | Deep UV to Mid-IR |
| Optical | Abbe Number | 72.2 | Low dispersion |
| Surface | Flatness | λ/10 @ 632.8nm | MIL-O-13830 |
| Surface | Surface Quality | 10-5 Scratch-Dig | High Grade available |
| Chemical | Stability | Excellent | Insoluble in water |