Specifications
Brand Name :
Wuhan Siwer Optics
Place of Origin :
Wuhan,China
MOQ :
4 pieces
Price :
520 USD/piece
Payment Terms :
T/T, Western Union
Supply Ability :
300 pieces/month
Delivery Time :
5-7weeks
Packaging Details :
1.Tissue paper. 2.Plastic foam packaging film. 3.Hard carton box with quakeproof filler
Material :
CVD Zinc Selenide
Size tolerance :
+/-0.1mm
Chamfer :
0.2-0.5mm
Surface quality :
60/40
Surface flatness :
Lambda/2 in 25.4mm
Angle tolerance :
6 arc min
Standard coating :
Customized
Size range :
5-150mm
Usage :
Infared system
Description

CVD ZnSe Anamorphic Prisms

Zinc Sulphide (ZnS) is a widely used IR transmitting material in windows, lenses and prisms. The material transmits at about 50% between 0.4 -12μm before dropping off to zero transmission around 15μm. Its low absorbance in the IR spectrum makes it desirable for CO2 lasers operating at 10.6μm. Zinc Sulphide has a pale yellow to clear appearance and a hardness of HK160. Although the material is resistant to thermal shock, it is not recommended for harsh environments.

Lasers usually feature an elliptical beam profile. While, mostly a circular beam shape is required, like mode-matching to an external resonator, adapting beam size to pass a small aperture of an isolator, and etc. Anamorphic Prism Pairs are used to transform elliptical laser diode beams into nearly circular beams by magnifying the elliptical beam in one dimension.

High Efficiency Infrared Prism , Customized CVD ZnSe Anamorphic Prisms


Optical Properties of ZnSe Prisms

Material CVD Zinc Selenide
Diameter Tolerance +0.0/-0.1 mm
Thickness Tolerance ±0.1 mm
Surface Quality 40/20 Scratch-Dig
Surface Flatness
(Plano Side)
λ/2 at 633nm
Surface Irregularity
(Peak to Valley)
λ/4 at 633nm
Angle tolerance 3 arcmin (5 seconds according to customer requirements)



Transmittance of ZnSe window(T=2mm)

High Efficiency Infrared Prism , Customized CVD ZnSe Anamorphic Prisms

High Efficiency Infrared Prism , Customized CVD ZnSe Anamorphic Prisms


CVD ZnSe properties

Chemical Formula ZnSe
Molecular Weight 144.33
Crystal Class Cubic, hexagonal
Crystal Structure Polycrystalline
Density, g/cm3 at 293 K 5.27
Melting Temperature, K 1790
Thermal Conductivity, W/(m K) at 300 K 18
Thermal Expansion, 1/K  
at 173 K 5.6 x 10-6
at 273 K 7.1 x 10-6
at 473 K 8.3 x 10-6
Specific Heat, cal/(g K) at 296 K 0.081
Debye Temperature, K 246
Bandgap, eV 2.7
Solubility in water at 298 K 0.001 g/100 g H2O
Knoop Hardness, kg/mm2(100 g load) 105
Young's Modulus, GPa 70
Bulk Modulus, GPa 40
Poisson's Ratio 0.28

Production Line

High Efficiency Infrared Prism , Customized CVD ZnSe Anamorphic Prisms


Infrared Elements Selection Guide

High Efficiency Infrared Prism , Customized CVD ZnSe Anamorphic Prisms


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High Efficiency Infrared Prism , Customized CVD ZnSe Anamorphic Prisms

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Brand Name :
Wuhan Siwer Optics
Place of Origin :
Wuhan,China
MOQ :
4 pieces
Price :
520 USD/piece
Payment Terms :
T/T, Western Union
Supply Ability :
300 pieces/month
Contact Supplier
High Efficiency Infrared Prism , Customized CVD ZnSe Anamorphic Prisms
High Efficiency Infrared Prism , Customized CVD ZnSe Anamorphic Prisms
High Efficiency Infrared Prism , Customized CVD ZnSe Anamorphic Prisms
High Efficiency Infrared Prism , Customized CVD ZnSe Anamorphic Prisms

Wuhan Siwer Optics Co.,Ltd

Active Member
6 Years
hubei, wuhan
Business Type :
Manufacturer, Exporter, Seller
Certification Level :
Active Member
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