Wuhan Carman Haas Laser Technology Co., Ltd.

China Manufacturer with main products: Co2 Laser Optics, Optic Fabrication, Fiber Optics

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Output Couplers

Update Time: 2014/3/26

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The output coupler is typically composed of ZnSe in order to minimize absorption and thermal distortion while transmitting a high-power laser beam.

Material CVD Zinc Selenide (ZnSe) Laser Grade
Diameter Tolerances  +.000" , -.005"  for parts up to 2.000" ?
    +.000" , -.010"  for parts from 2.50"  to 6.000" ?
Thickness Tolerances ±.010"
Parallelism < 3 arc minutes
Surface Quality < 40/20 scratch  dig Laser Finish
Spectral Performance
Side 1
Partial Reflectance Values as indicated
Tolerances on Reflectance
25-70%      ±2.0%
75-85%      ±2.0%
90-95%      ±1.5%
Side 2
Standard high-efficiency low loss anti-reflectance thin film coating applied to this side only
Reflectance per surface @ 10.6μm for normal incidence <0.20%
Transmission > 99.2%


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