Nonlinear Crystal Lithium Niobate - LN LiNbO3 Crystal Material

Brand Name:Crystro
Certification:SGS/ROHS
Model Number:CR210205-01
Minimum Order Quantity:1pc
Delivery Time:4-5 weeks
Payment Terms:T/T, Western Union, MoneyGram, Paypal
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Address: NO.10, HEZHANG ROAD
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Lithium Niobate - LiNbO3 Crystal Material

LiNbO3 crystal combines low cost, good mechanical and physical properties as well as high optical homogeneity. Therefore, LiNbO3 wedges have been widely used in fiber isolators and circulators.


Crystro provides:

  • LiNbO3 wedges used for fiber optical isolators and circulators.
  • Reliable delivery
  • Strict quality control
  • Technical support
  • Very competitive prices

Basic Properties of LiNbO3

Crystal StuructureTrigonal, Space group R3c, Point group 3m
Melting Point1253℃
Mohs Hardness5
Density4.64g/cm3
DeliquescenceNone
Optical Homogeneity~5x10-5/cm
Transparency Range420-5200nm
Absorption Coefficient~0.1%/cm @1064nm
Refractive Indices at 1064nmne=2.146, no=2.220@1300nm ne=2.156, no=2.232@1064nm ne=2.203, no=2.286@632.8nm
Thermal Expansion Coefficients (at 25℃ )//a,2.0x10-6/K //a,2.2x10-6/K
Thermal Conductivity Coefficients38 W/m/K at 25℃
Thermal Optical Coefficientsdno/dT=-0.874 x 10-6/K at 1.4μm dne/dT=39.073 x 10-6/K at 1.4μm
The Sellmeier Equations (λ in μm)no2=4.9048+0.11768/(λ2-0.04750)-0.027169λ2 ne2=4.5820+0.099169/(λ2-0.04443)-0.02195λ2

Specifications of LiNbO3 wedges

Aperture1.0 x1.0 mm2 to 4 x 4 mm2
Dimension Tolerance±0.05mm
Wedge Angle Tolerance±0.1°
Optical Axis Orientation±0.5°
Flatnessλ/4 @632.8nm
Surface Quality20-10
AR-CoatingR<0.2% @1550nm±40nm
Standard Size1.25mmx1.25mmx0.5mm with 13º or 15º wedge, phi=22.5º

Note: Other sizes and coatings are available upon request.

China Nonlinear Crystal Lithium Niobate - LN LiNbO3 Crystal Material supplier

Nonlinear Crystal Lithium Niobate - LN LiNbO3 Crystal Material

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