Product Details
Post date : 2012-01-29 08:35:30
Material:optical glass,fused silica, Size:4mm-100mmDimension tolerance:±0.2mm Angle tolerance:±30arc secOptical paralellism:10arc secFlatness:λ/2—λ/8Surface Clear aperture:90% quality:60/40~80/50scratch and digCoating:avaliable uponrequest
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