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Nonlinear Optical Crystal

Time:2020/11/04 丨 source:Fast Silver 丨 visit count:



LiNbO3 is a non-linear optical grade crystal, which is widely used in parametric oscillators, frequency doublers, acousto-optic devices, and optical modulators.

Specification
Growth method
Tirafa
Crystal structure
Tripartite
Lattice constant
a=b=5.148Å     c=13.863 Å
Melting point (℃)
1250
Curie temperature
1140℃
Density (g/cm3)
4.64
Hardness
5(mohs)
Spectral transmission wavelength
0.4-2.9um
Refractive index
no=2.286 ne=2.203 (632.8nm)
Non-linear coefficient
d33=34.45,d31=d15=5.95,d22=13.07 (pmv-1)
Electro-optic coefficient
γ13=8.6,γ22=3.4,γ33=30.8,γ51=28.0,γ22=6.00(pmv-1)
Spectral transmission range Transmittance
370~5000nm >68% (632.8nm)
Thermal expansion coefficient
a11=15.4×10-6/k,a33=7.5×10-6/k
Size
Anything equal to or less than Ø3″
Surface Quality
10/5
Size tolerance
Z axis: ±0.3mm
X axis, Y axis: ±0.1mm
Flatness
v8 (632.8nm)
Chamfer
Less than 0.5mm, 45 º±5 º
Coating
R<0.2%(1064nm)
Crystal orientation accuracy
Z轴: 5′ 
X、Y轴:<10′
Wavefront distortion
<N4(633nm)
Parallelism
<10′
Extinction Ratio
>400:1(633nm)φ6mm光束
Package
Class 100 clean bag, Class 1000 super clean room

Fast Silver offers various Nonlinear Optical Crystal:LiTaO3,LiNbO3,KTP
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