CaF2
CaF2 is an excellent material in laser optics field. It has very wide transmission range from 130nm to 9500 nm, especially, has the high transmission in IR range. CaF2 is widely used in Laser, IR and UV optics.
| Major capability parameter
|
|
| Density | 3.18（g/cm3） |
| Melt point | 1360℃ |
| Index of refraction | 1.39908 at 5mm |
| Solubility | 0.0017g/100cm（20℃∕水） |
| wavelengths | 0.13~11.3mm |
| Hardness | 158.3（100） |
| Flexible coefficient | C11=164、C12=53、C44=33.7 |
| Thermal expansion | 18.85×10-6∕℃ |
| Crystal orientation | <100>、<001>、<111>±0.5º |
| Size（mm） | Special size and orientation are available upon request |
| Polishing | Single or double |
