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    Penta Prism is often used in Plumb Level, Surveying, Alignment, Range finding and Optical Tooling. 

    Factory Standard

    • Material: BK7 Grade A optical glass, Corning Fused Silica 7980, JGS1, JGS2
    • Dimension Tolerance: +/-0.1mm
    • 90 Deviation Tolerance:Precision series: up to 2 arc seconds
    • Flatness: Precision series: 1/4 l at 632.8 nm
    • Reflectivity: R > 95% per face from 630 to 680 nm
    • Surface Quality: 60-40 scratch and dig
    • Coating: On request
    • Protective Bevel available

    Contact us for manufacturing limit or custom specifications.

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