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ZnSe |
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Zinc Selenide
|
Optics
Performance |
Transparecy range (μm) |
0.5-22 |
|
Transmission percent |
≥70%
from 2.5 – 10.6μm
at 3 mm THK |
Refractive Index
|
At
0.6328μm |
2.5914 |
|
At
1.063 μm |
2.4865 |
|
At
2.500 μm |
2.4508 |
|
At
10.6 μm |
2.4015 |
|
Absorption (cm-1) |
1.65x10-3 at10.6μm |
|
Pulse Damaga Threshold
(w/cm2) |
>
5x104 |
|
Mechanic Performance |
Fiexural Strength (Mpa) |
66-83 |
|
Hardness (HK0.05) |
192-212 |
|
Density (g/cm3) |
5.268 |
|
Thermal
Performance |
Specific Heat
(Cal/gm.℃) |
Thermal Conductivity(W/s.cm℃) |
|
290
℃ |
0.0871 |
290
℃ |
0.0438 |
|
334 ℃ |
0.0882 |
334 ℃ |
0.0431 |
|
370℃ |
0.0883 |
370℃ |
0.0418 |
|
Thermal Expansion
(a x10-6) |
100℃
7.6 |
200℃
7.7 |
300℃
8.0 |
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