quartz lens

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quartz lens
Posting date : Oct 18, 2011
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Free Member Scince May 09, 2011
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HS-CODE
70-
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Detailed Description
Material:UV-grade fused silica Size:Dia 3.0~200.0mm x thinkness 0.3~60.0mm Dimension tolerance:0/-0.1mm Thickness Tolerance:±0.2mm  Angle tolerance:5 arc sec—3 arc min Optical paralellism:10arc seconds—1 arc minutes Flatness(@633nm):λ/10—1λ Surface quality:60—10scratch and dig Clear aperture:90% Coating:avaliable upon request Bevel 0.25mm x 45

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