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Optical Window Size:Dia 3.0~200.0mm x thickness 0.3~60.0mm Dimension tolerance:0/-0.1mm better performance

 parameter:

 

Material     

Bk7

Diameter Tolerance +0.0, -0.1mm
Thickness Tolerance ± 0.2mm
Clear Aperture

> 85%

Parallelism <1 arc minute
Surface Quality 60-40 scratch and dig
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