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LiTaO3 optics LiTaO3 lens
Category: Crystals
Publish Time: 2021-12-27 15:51
Lithium Tantalate crystal (LT)LiTaO3 single crystal has excellent electro-optic, piezoelectric and pyroelectric properties and is widely used in pyroelectric devices and color televisions. LiTaO3 wafer is widely used in optic communication, laser and optical electronics fields as the ideal material of SAW device.
Item | LiTaO3 Wafers |
Diameter | 5mm - 152.40mm or customization |
Dimension tolerance | +/-0.1mm or +/-0.01mm |
Thickness | Customized |
Crystal Structure | Trigonal, point group 3m |
Lattice Parameters | a=b=5.148 , c=13.863 |
Density | 4.64 g/cm3 |
Melting Point | 1250 degrees |
Curie Point | 1142+/- degrees |
Mohs Hardness | 55 |
Dielectric Constant | e11/e0 = 85; e33/e0 = 29.5 |
Thermal Conductivity | 38 W/m egrees at 25 egrees |
Thermal Expansion Coefficient | a1=a2 =2x10-6 egrees, a3=2.2x10-6/ degrees at 25degrees |
Piezoelectric Strain Constant | CE11 = 2.04 x 1011 N/m2, CE33 = 2.46 x 1011 N/m2 |
Elastic Stiffness Constant | CE11 = 2.04 x 1011 N/m2, CE33 = 2.46 x 1011 |