Transparency Range: 130 - 9000 nm |
Transmission Curve |
Crystal Symmetry: Tetragonal |
Lattice Constants: a= b=4.621Å; c=3.053Å |
Density: 3.18 g/cm3 |
Thermo-Optic Coefficients (@20 deg, 632nm)
dno/dT= 1.1 x 10-6 /oC
dne/dT= 0.58 x 10-6/oC
|
Optical Homogeneity: Δn < 10-6/cm
|
Mohs Hardness: 6 |
Thermal Conductivity: 11.6 W/m/K |
Thermal Expansion Coefficients: |
αa = 13.8 x 10-6/K
αc = 8.5 x 10-6/K
|
Sellmeier Equations (λ in µm):
no2=1+0.48755λ2/(λ2-0.00188) +
0.39875λ2/(λ2-
0.00895)+2.31204λ2/(λ2-
566.136)
ne2=1+0.41344λ2/(λ2-0.00136) +
0.50498λ2/(λ2-
0.00824)+2.49045λ2/(λ2-
565.108) |
Wavelength(nm) |
no |
ne |
Birefringence
(Δn=ne-no) |
Walk-off Angle
at 45° |
5000 |
1.3340 |
1.3428 |
0.023 |
-0.37° |
2500 |
1.3642 |
1.3752 |
0.030 |
-0.45° |
1064 |
1.3731 |
1.3847 |
0.032 |
-0.48° |
800 |
1.3750 |
1.3867 |
0.032 |
-0.48° |
632.8 |
1.3770 |
1.3888 |
0.032 |
-0.49° |
532 |
1.3789 |
1.3907 |
0.033 |
-0.49° |
355 |
1.3869 |
1.3991 |
0.034 |
-0.50° |
266 |
1.3989 |
1.4116 |
0.035 |
-0.52° |