ZnSe
Quantity : 999
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• CVD laser grade ZnSe and IR grade ZnSe.
• Greater than 90% transmission from 3-12μm.
• Low dispersion and low absorption.
• Ideal for thermal Imaging, FLIR, and medical systems.
• High performance, cost-effective ZnS fabrication.
• Adequate ZnSe substrates and blanks available.
Main Properties
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Growing Method |
Chemical Vapor Deposition(CVD) |
|
Melting Point |
1525℃ |
|
Transmission Band |
0.6-20um |
|
Bulk Absorption Coefficient |
5X10-4cm-1@10.6um |
|
Density |
5.268g/cm3 |
|
Refractive Index |
2.4015 at 10.6um |
|
Young's Modulus |
67.2 GPa |
|
Thermal Conductivity |
0.18W/cm/℃ |
|
Specific Heat |
0.356J/g/℃ |
|
Thermal Expansion |
7.57x10-6/℃ at 20℃ |
Crysmit supply ZnSe with:
|
Diameter |
+0/-0.10mm |
|
Length |
+/-0.2mm |
|
Chamfer |
0.20+/-0.10mm @ 45° |
|
Surface Figure (power/irregularity) at 0.63µm |
1.0 fringe/0.5 fringe |
|
Parallelism |
< 40 arc Seconds |
|
Perpendicularity |
< 5 arc min |
|
Surface Quality |
40/20Scratch/Dig |
Contact : amiee ye,
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