News Release

SPIE Senior Membership

read more...

Company Profile

OUR VISION

To be the major player in the global electro-optical industry.

CORE VALUE

Innovation, Team Work, Excellence, Customer Focus.

read more ...

Terms and Conditions

Terms and Conditions of Sales

read more...

Purchase Terms & Conditions

read more...

Distributor Area

Infrared Optical Material - LiNbO3 Crystal

As one of the most important Functional Materials, Lithium Niobate Crystal is widely used as frequency doublers, switch, retarder, frequency multiplier, parametric oscillator.

Physical properties:
Refractive Index ne=2.208,no=2.297,(λ=632.8nm)
Melting point 1250-1260°C
Density 4.64g/cm3
Hardness,Mohs 5-6
Extinction Ratio 1000:1
Dual graded-index 10-5/cm
Thermal expansion coefficient A-axisα800°C=16.7×10-6/°C
C-axisα600°C=2×10-6/°C
Dielectric constant / 84 / 29 / 43 / 28
Electromechanical Coupling Coefficient Kt 0.20 K31 0.028

Infrared Optical Material

LiNbO3 Crystal

Specification:
Style Diameter(mm) Length(mm) Remark
C801 20-25 50-80 Growth along the C-axis,
used as optical components
A812 20-25 50-80 Growth along the A-axis,
used as optical components
C801 30-60 50-100 Growth along the C-axis,
used as Piezoelectric devices
C845 80-180 40-80 Growth along the C-axis,
used as Piezoelectric devices
[104]847 80-180 40-80 Growth along the 104-axis,
used as Piezoelectric devices