|
|
TeO2 Crystal
|
|
Tellurium Dioxide, or TeO2
are widely used as acousto-optic modulators because of their high acousto-optic
figure of merit.
Main Specifications
|
|
|
|
Boule |
Wafer |
Growth
direction |
[100] [110] [111] |
[110] [001] [111]
|
Dimension |
f 35 ~
50mm |
f 35 ~
50mm
|
Length/Thickness |
50 ~ 60mm |
0.2 ~ 1.0mm
|
Flatness |
|
≤
15 mm
|
Bow |
|
≤
15 mm
|
|
Physical Properties
|
|
Crystal
Structure |
Tetragonal |
Point
Group |
422 |
Lattice
Parameter )nm) |
a
0.4810
c 0.7613 |
Density |
5.99 g/cm3 |
Melting Point |
730�C |
Mohs Hardness |
4.5 |
Transparency
Range (nm) |
350 ~ 500 |
Gradient
of Refractive Index(�10-15)/cm |
≤
5 |
Refractive Index |
no =
2.260
n3 = 2.142 |
Transmittivity |
70%@632.8nm |
Phase
Velocity (m/s) |
616 |
Photo-elastic
Coefficient |
P11=0.074
P13=0.340 P31=0.091 P33=0.240 |
Figure
of Merit( �10-18S3)/g |
M2 793 |
|
|
|
|
|
|
|
|