TeO2 Substrate
Tellurium Dioxide (TeO2) is an excellent acousto-optic crystal material, it is widely applied in the production of Acousto-optic modulator (AOM), Acousto-optical deflector (AOD), Laser Q-switches, RF spectrum analyzers in laser technology science and optoelectronic technology, because of its high figure of merit, which depended on high elastic coefficient and high refractive index.
OST Photonics offers high quality TeO2 substrates for researchers and industries. Crystal size and thickness can be customized according to your requirements. In addition, TeO2 boules are also available upon request.
Features
High elastic coefficient
High refractive index
Excellent physical and mechanical properties
Applications
Acousto-optic modulator, deflector and tunable filter
Laser Q-switches
RF spectrum analyzer
Processing Capability
Orientation: <110>, etc.
Dimension: 1”, 2”, 5x5mm, 10x5mm, 10x10mm, 15x15mm, 20x20mm, etc.
Thickness: 0.5mm, 1.0mm, 2mm, 5mm, 10mm, etc.
Available items: wafers, substrates, blanks and customized optics
Specification and Properties of TeO2 Substrates
Crystal System | Tetragonal, 422 (D4) |
Growth Method | Czochralski |
Crystal Lattice Constant | a = 4.8122 Å, c = 7.6157 Å |
Melting Point | 733 ℃ |
Density | 6.0 g/cm3 |
Hardness | 4 Mohs |
Color | Colorless |
Transmitting Range | 0.33-5.0 μm |
Transmissivity | >70% at 633 nm |
Refractive Index | ne =2.411 no= 2.258 at 633 nm |
Thermal Conductivity | 3 W/mK |
Acoustic Velocity | 0.617 km/sec for shear wave along<110> |
Sound and Light Quality Factors | 1200×10^-18 sec/g for shear mode along<110> |
Orientation | <110>, etc. |
Orientation Tolerance | ±0.5° or better |
Dimension | 1”, 2”, 5x5mm, 10x5mm, 10x10mm, 15x15mm, 20x20mm, etc. |
Dimension Tolerance | ±0.1 mm or better |
Thickness | 0.5mm, 1.0mm, 2mm, 5mm, 10mm, etc. |
Thickness | 0.43mm, 0.5mm, 0.65mm, 1.0mm, etc. |
Surface Finish | Single side polished (SSP)/Double sides polished (DSP) |
Package | Class 100 clean bag, Class 1000 super clean room |