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The Window is made from Calcium Fluoride material, which has transparent range from 170-7800nm. The refractive index is 1.399 at 5000nm. It has little hygroscopic susceptibility and high thermal expansion coefficient. The CaF2 window is applicable for wide rang spectrum, and it is particularly useful for excimer laser application.
Specifications:
Material: Calcium Fluoride
Diameter Tolerance: +0.0, -0.1mm
Thickness Tolerance: ± 0.2mm
Clear Aperture: >80%
Parallelism: 1 arc minute
Surface Quality: 80/50
Wavefront Distortion: l/2 per 25mm @632.8nm
Bevel: <0.25mm X 45°
Coating: Uncoated
联系方式:
福州晶元光电科技有限公司
www.crysbase.com
Tel:0591-88190800
Fax:0591-88190655
E - mail: Hunter.Li@crysbase.com |
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