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glass double convex lens for measurement instrument |
glass double convex lens Material:bk7 Process:optical cold processing+coating Dimension Tolerance:±0.1mm Flatness(at 632.8nm:lambda/4@ 632.8nm S/D:60/40 Coating:Upon requirement Application Field:Monoculars,binoculars,telescopes,microscopes, cameras& projectors . MMT--your reliable one stop solution partner in China |