Fe:LiNbO3 crystals
Main features
- High electro-optic coefficient (r41 = 5 pm/V)
- High phase conjugation efficiency
- Available in large size elements or wafers up to 3”
- Customization available upon request
Application examples
- Spatial light modulators
- Optical switches
- Holographic recording
- Optical waveguides
Request custom
- Description
- Properties
- Standard specifications
Lithium niobate (LiNbO3, LN) crystal doped with iron (Fe:LiNbO3) is an attractive photorefractive material, due to the high photorefractive sensitivity, high electro-optic coefficients, and diffraction efficiency, chemo-mechanical properties. Fe:LiNbO3 crystals are grown by Czochralsky method and available in large size. A wide range of available dopants and levels enable to adjust material properties for particular applications. What is more, Fe:LiNbO3 crystals are easy to handle, low cost, therefore suitable for volume production.
Main properties | |
---|---|
Chemical formula | Fe:LiNbO3 |
Crystal structure | Trigonal, 3m |
Density | 4,64 g/cm3 |
Mohs hardness | 5 |
Transmission range | 0,35-5,5 μm |
Refractive indices @0,63 μm | ne = 2,20 no = 2,29 |
Electro-optic coefficients | r22 = 6,8 pm/V r31 = 10 pm/V r33 = 32 pm/V |
Dielectric constants | e11 = 85 e33 = 30 |
Fe:LiNbO3 crystals | |
---|---|
Dopant level, Fe2O3 | 0,02 mol. % 0,03 mol. % 0,05 mol. % 0,1 mol. % |
Orientation | 90° cut (X-cut, Y-cut) |
Clear aperture | 85% |
Face dimensions tolerance | +0,0/-0,2 mm |
Thickness tolerance | ±0,2 mm |
Parallelism error | <3 arcmin |
Protective chamfers | <0,3 mm at 45° |
Surface quality | 20-10 S-D |
Wavefront distortion | <λ/4@632,8 nm |
Coatings | None, antireflective or indium tin oxide coatings available upon request |
Electrodes | None, available upon request |
Mount | Unmounted |
Order your item
Face dimensions
Length
Doping level
SKU
PRICE
QUANTITY
10x10 mm
5 mm
0,05 % Fe2O3
4052
Request
10x10 mm
5 mm
0,02 % Fe2O3
6457
Request
10x10 mm
5 mm
0,03 % Fe2O3
6458
Request
10x10 mm
5 mm
0,1 % Fe2O3
7005
Request
10x10 mm
1 mm
0,02 % Fe2O3
7006
Request
10x10 mm
1 mm
0,03 % Fe2O3
7007
Request
10x10 mm
1 mm
0,05 % Fe2O3
7008
Request
10x10 mm
1 mm
0,1 % Fe2O3
7009
Request
20x20 mm
1 mm
0,02 % Fe2O3
7010
Request
20x20 mm
1 mm
0,03 % Fe2O3
7011
Request
20x20 mm
1 mm
0,05 % Fe2O3
7012
Request
20x20 mm
1 mm
0,1 % Fe2O3
7013
Request
1
/1
Show all