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triangular prism for periscope instrument |
optical wedge prism Material:BK7, Fused Silica, BaF2, KBr, Silicon, Germanium and ZnSe Process:optical cold processing+coating Dimension Tolerance:±0.1mm Flatness(at 632.8nm:lambda/4@ 632.8nm S/D:40/20 Angle Tolerance:2 arc minute Coating:Upon requirement Application Field:Mtelescope, periscope and other optical system. MMT--your reliable one stop solution partner in China |