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Custom Optical BK7 Glass Half Penta Prisms For Optical Instrument optical glass bk7/k9 half pentagonal prism Factory custom Optical glass half penta prism with reflective coating optical prism 2.4mm spot diameter 15 degrees Fan Angle Powell Lens manufacture powell prism Customized 70 90 110 degrees Powell Prism Optical Prism BK7 optical prism manufacture 9.02*9.02*3.14mm square Powell Lenses 15 degree optical Powell prism Fan Angle 15 degrees 9mm diameter Powell prism optical prism 5 degree divergence angle diameter 9mm 3GB optical glass Powell prism 1 < ... 678910 ... > 21
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9.02*9.02*3.14mm square Powell Lenses 15 degree optical Powell prism Fan Angle 15 degrees 9mm diameter Powell prism optical prism 5 degree divergence angle diameter 9mm 3GB optical glass Powell prism 1 < ... 678910 ... > 21
Fan Angle 15 degrees 9mm diameter Powell prism optical prism 5 degree divergence angle diameter 9mm 3GB optical glass Powell prism 1 < ... 678910 ... > 21