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Product Name: TeO2 Raw Material Crystal for Laser Use Shipping: FedEx, DHL, UPS... Currency: USD, Euro, RMB Trademark: FineWin Transport Package: Box Specification: customerised Origin: China Product Description Laser-Grade Tellurium Dioxide (TeO2 or Paratellurite)Tellurium Dioxide Crystal (TeO2) is one of the best Acousto-Optic crystals even grown, and extensively used in AO modulators, deflectors, AO tunable filters (AOTFs), laser Q-switches, RF spectrum analyzers. We provides various laser-grade Tellurium Dioxide deviceTeO2 Devices (24x15.2x14.2mm)TeO2 Devices (10x9x5mm)TeO2 Crystal Features:Laser-Grade TeO2 raw materialStrict Quality ControlCompetitive Price and Huge OEM DiscountFast Delivery - directly from our factory via UPS ExpressCutomized Products AvailableFree Technical Support AlwaysTeO2 Properties :Transmitting Range:0.33 ~ 5.0 micronsTransmission:>70% at 633nmRefractive Index:no = 2.258; ne =2.411 at 633nmMelting Point:733°CMohs Hardness:»4Density:6.0g/cm3Color:ColorlessHygroscopic SusceptibilitynoThermal Conductivity:0.03 W/cm·KSound Velocity :617m/s for shear wave along <110> ; 4260m/s for longitudinal wave along <001>Physical PropertiesCrystal StructureTetragonalPoint Group422Lattice Parameter )nm)a 0.4810c 0.7613Density5.99 g/cm3Melting Point730°CMohs Hardness4.5Transparency Range (nm)350 ~ 500Gradient of Refractive Index(×10-15)/cm≤5Refractive Indexno= 2.260n3= 2.142Transmittivity70%@632.8nmPhase Velocity (m/s)616Photo-elastic CoefficientP11=0.074 P13=0.340 P31=0.091 P33=0.240Figure of Merit( ×10-18S3)/gM2793Application:TeO2 crystals can be used to produce kinds of acousto-optic device, such as acousto-optic deflector, acousto-optic Q-switched and SAWD. Thus, these crystals are widely used in lidar, the scanning of TV and large screen's displayer, the optical memory of photon computer and laser communication.We can provide 2inch, 3inch 4inch TeO2 ingots and all specs of wafers,bars, and blocks. Any of your questions and comments are warmly welcome.Characteristic:TeO2, Colorless synthetic single crystal, grown from melt with Czochralski methodSymmetry: Tetragonal, 422 (D4)Lattice distances: a = 4.8122 A; c = 7.6157 AMolecular weight: 159.5Density, g/cm3: 5.99 ± 0.03Melting point: 7330СHardness: 3 - 4 Moh's hardness scaleThermal expansion, ·10-6К-1: α11= 17.7; α22= 17.7; α33= 5.5Transmission: 0.35 - 5.0 μmFacilities:
