Faraday Rotator Glass is a novel and important transparent optical functional material in the high-tech field of optoelectronics. Stanford Optics has rich experience in manufacturing and supplying high-quality Optical Products.
Material |
TG20 |
TG28 |
Thermal coefficient of refraction (10-7/℃) |
74 |
– |
Optical path thermal coefficient (10-7/℃) |
105 |
– |
Transmission window (nm) |
520-1400 |
520-1400 |
Thermal expansion coefficient (10-7/℃) |
51.3 |
69 |
Transition temperature (℃) |
760 |
759 |
Sag temperature (℃) |
800 |
800 |
Density (g/cm3) |
4.32 |
4.99 |
Young's modulus (GPa) |
108 |
- |
Poisson's ratio |
0.22 |
- |
Knoop hardness (Kg/cm2) |
760 |
- |
Optical and Spectral Properties |
||
Refractive index (1064nm) |
1.6721 |
1.736 |
Refractive index (@589.3nm) |
1.6888 |
1.75 |
Nonlinear refractive index (10-13 e.s.u) |
2.46 |
2.42 |
Abbe number |
53.14 |
50.98 |
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