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Lithium tantalate (LiTaO3) single crystal

Lithium tantalate (LiTaO3) single crystal

 

Major capability parameter
Material purity
>99.995%
Crystal structure
M6
Unit cell constant
a=5.154Å   c=13.783 Å
Melt point(℃)
1650
Density
7.45(g/cm3)
Hardness
5.5~6(mohs)
Color
Colorless
Index of refraction
no=2.176 ne=2.180 (633nm)
Through scope
0.4~5.0mm
Resistance coefficient
1015wm
Dielectric constants
es11/eo:39~43 es33/eo:42~43
et11/eo:51~54 et33/eo:43~46
Thermal expansion
aa=1.61×10-6/k,ac=4.1×10-6/k
Product
Name
Product
Direction
Size
LiTaO3 Boule
Crystal great
X、Y、Z±1º
Ø2″×50mm
Ø3″×50mm
LiTaO3 Wafer
Double            flip  Ra<10Å
X, y, z or y, rotating or not take place side
10×10×0.5mm
Ø2″×0.5mm
Ø3″×0.5mm
Ø3″×1.0mm
Pack
100 clean bag,1000 exactly clean bag

 

Lithium tantalate  (LiTaO3) single crystal has a very good electro-optical, piezoelectric and pyroelectric properties, widely used in pyroelectric devices and color television.

 

Ferroelectric phase crystal Lithium Niobate(LiNbO3) is an "universal" materials, It has good mechanical, physical properties and with low cost, LiNbO3 widely used in the IT industry centered on the optical technology industry and as a nonlinear optical crystal, electro-optic crystal, piezoelectric crystal, acousto-optic crystal, and birefringent crystal.

 

 
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