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Infrared Optical Material - LiNbO3 Crystal
As one of the most important Functional Materials, Lithium Niobate Crystal is widely used as frequency doublers, switch, retarder, frequency multiplier, parametric oscillator.
| Physical properties： | |
|---|---|
| Refractive Index | ne=2.208，no=2.297,(λ=632.8nm) |
| Melting point | 1250-1260°C |
| Density | 4.64g/cm3 |
| Hardness,Mohs | 5-6 |
| Extinction Ratio | 1000:1 |
| Dual graded-index | 10-5/cm |
| Thermal expansion coefficient | A-axisα800°C=16.7×10-6/°C C-axisα600°C=2×10-6/°C |
| Dielectric constant | / 84 / 29 / 43 / 28 |
| Electromechanical Coupling Coefficient | Kt 0.20 K31 0.028 |
LiNbO3 Crystal
| Specification： | |||
|---|---|---|---|
| Style | Diameter(mm) | Length(mm) | Remark |
| C801 | 20-25 | 50-80 | Growth along the C-axis, used as optical components |
| A812 | 20-25 | 50-80 | Growth along the A-axis, used as optical components |
| C801 | 30-60 | 50-100 | Growth along the C-axis, used as Piezoelectric devices |
| C845 | 80-180 | 40-80 | Growth along the C-axis, used as Piezoelectric devices |
| [104]847 | 80-180 | 40-80 | Growth along the 104-axis, used as Piezoelectric devices |