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Nonlinear Optical Crystal
更新时间: 2021-11-03 09:43:03 访问次数: 0



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 methodTirafa
Crystal structureTripartite
Lattice constanta=b=5.148Å     c=13.863 Å
Melting point (℃)1250
Curie temperature1140℃
Density (g/cm3)4.64
Hardness5(mohs)
Spectral transmission wavelength0.4-2.9um
Refractive indexno=2.286 ne=2.203 (632.8nm)
Non-linear coefficientd33=34.45,d31=d15=5.95,d22=13.07 (pmv-1)
Electro-optic coefficientγ13=8.6,γ22=3.4,γ33=30.8,γ51=28.0,γ22=6.00(pmv-1)
Spectral transmission range Transmittance370~5000nm >68% (632.8nm)
Thermal expansion coefficienta11=15.4×10-6/k,a33=7.5×10-6/k
SizeAnything equal to or less than Ø3″Surface Quality10/5
Size toleranceZ axis: ±0.3mm
X axis, Y axis: ±0.1mm
Flatness

v8 (632.8nm)

ChamferLess than 0.5mm, 45 º±5 ºCoatingR<0.2%(1064nm)
Crystal orientation accuracyZ轴: 5′ 
X、Y轴:<10′
Wavefront distortion

<N4(633nm)

Parallelism<10′Extinction Ratio>400:1(633nm)φ6mm光束
PackageClass 100 clean bag, Class 1000 super clean room


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


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