Quartz crown fire polishedCaF2 window characteristics
CaF2 window are widely used for the Infrared applications, below is it characteristics:
| Material name | Calcium Fluoride |
| Chemical formula | Ca2F2 |
| Index of Refraction | 1.40 |
| Transmission range | 0.13µm to 12µm |
| Density | 3.18 g/cm3 |
| Hardness | 165 Knoop |
| Young’s modulus | 75.79 GPa |
| Thermal expansion | 18.9*10-6 °K-1 |
| Thermal conductivity | 10 W/(m*°K) |
| Melting point | 1630 °K |
Manufacturing Process
Cutting, double face polishing, chamfering and Anti-Reflect coating.
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