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Photoelectric Crystal
更新时间: 2021-11-03 09:40:43 访问次数: 0



LiTaO3 single crystal has very good electro-optical, piezoelectric and pyroelectric properties, and is widely used in pyroelectric devices and color TVs.

Specification
Purity>99.995%
Crystal structureOblique hexahedron
Lattice constanta=5.154Å   c=13.783 Å
Melting point (℃)1650
Curie temperature610℃
Density7.45(g/cm3
Hardness5.5~6(mohs)
ColorColorless
Refractive indexno=2.176 ne=2.180 (633nm)
Through range0.4~5.0mm
Resistivity1015wm
Boundary constantes11/eo:39~43 es33/eo:42~43
et11/eo:51~54 et33/eo:43~46
Thermal expansion coefficientaa=1.61×10-6/k,ac=4.1×10-6/k
Standard product
NameProductDirectionStandard size
LTBCrystal rodX、Y、Z±1ºØ2″×50mm 
Ø3″×50mm
LTW

Epitaxial polishing wafer
Double throw
  Ra<10Å

X、Y、Z Or Y rotation with or without positioning edge10×10×0.5mm 
Ø2″×0.5mm 
Ø3″×0.5mm 
Ø3″×1.0mm
PackingClass 100 clean bag, Class 1000 super clean room



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