作为一种主要的光学产品材料,熔融石英的主要特性是:
高纯度和耐腐蚀性
软化温度高,耐热性强
低热膨胀系数,抗热休克性
从紫外波段到红外波段具有良好的透光性能
抗辐射能力强
Optical | Refractive Index at ne | 1.4601 |
Refractive Index at nF' - nC' | 0.0068 | |
Refractive Index at nD | 1.4584 | |
Refractive Index at nF - nC | 0.0068 | |
Thermal Coefficient of Refractive Index at nC microns for +20 ℃ | 100 x 10-7 | |
Transmission Range, microns | 0.18 - 3.5 | |
Thermal Linear Expansion, ℃-1 for ±50 ℃ | 0.18 - 3.5 | |
Thermal Conductivity, W/(m * ℃) at 20 ℃ | 1.35 | |
Thermal | Specific Heat Capacity, J/(kg * ℃) | 0.708 x 103 |
Melting Point, ℃ | 1900 | |
Density, g/cm3 at 20 ℃ | 2.21 | |
Young Modulus (E), Pa | 7.36 x 1010 | |
Mechanical | Shear Modulus (G), Pa | 3.14 x 1010 |
Poisson Ratio | 0.17 | |
Chemical | Solubility in water, gram/100cm3 | Insoluble |
Solubility in acids | Insoluble |
Wavelength, Microns | Refractive Index |
0.17 | 1.615 |
0.185 | 1.575 |
0.2 | 1.55 |
0.2144 | 1.5337 |
0.2803 | 1.494 |
0.3021 | 1.4872 |
0.365 | 1.4745 |
0.4046 | 1.4696 |
0.4358 | 1.4666 |
0.5461 | 1.4601 |
0.5876 | 1.4585 |
0.5893 | 1.4584 |
0.6438 | 1.4567 |
0.6563 | 1.4564 |
0.8621 | 1.4525 |
1.083 | 1.4494 |
1.395 | 1.4458 |
1.7091 | 1.4421 |
2.0581 | 1.4372 |
3.2439 | 1.4131 |
Wavelength, Microns | Internal Transmittance |
0.17 | 0.63 |
0.2 | 0.96 |
0.4 | 0.999 |
0.5 | 0.999 |
0.7 | 0.999 |
0.9 | 0.999 |
1 | 0.999 |
1.385 | 0.88 |
2 | 0.999 |
2.2 | 0.58 |
2.3 | 0.88 |
2.38 | 0.95 |
2.5 | 0.79 |
2.72 | 0 |
2.8 | 0 |
2.9 | 0.295 |
3 | 0.67 |
Wavelength, Microns | Internal Transmittance |
0.22 | 0.22 |
0.23 | 0.435 |
0.24 | 0.525 |
0.26 | 0.8 |
0.27 | 0.93 |
0.28 | 0.999 |
0.7 | 0.999 |
1 | 0.999 |
1.5 | 0.999 |
2 | 0.999 |
2.72 | 0.999 |
2.8 | 0.955 |
2.9 | 0.9 |
3 | 0.87 |
3.75 | 0.18 |