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  Right Angle Prisms

    The Right-angle Prism is used as a mirror to deviate light through 90 degree,
    and also as a retroreflector to deflect light 180 degree by total internal reflection.

    Cretor Optics (CNCO) offers all kinds of right-anglel prisms which made of
    optical glass, optical crystal and laser crystal from UV, VIS to IR. The main
    materials as follows:
    BK7 glass and all catalog optical glass, Sapphire crystal, Quartz crystal,
    Silicon monocrystal,Fused Silica, etc.

     Surface Quality: 80/50, 60/40, 40/20, 20/10, 10/5.
     Clear Aperture : 90% of circle or ellipse to actual for entrance and exit surface.
     Coating: We provide different single layer or multiplayer anti-reflecting (AR)
        coating against differrent requirements. Customize available.

Specifications/Categories Precision Standard
Size Range A=B=C, from 10mm to 200mm, customize available
Size Tolerance +/-0.05mm +/-0.1mm
Angle Tolerance 30´´
Surface Quality 40/20 60/40
Flatness 1/8 lambda per inch @633nm 1/2 lambda per inch @633nm
Bevel 0.1-0.3mm*45° 0.1-0.3mm*45°
Material BK7, Sapphire, Fused Silica, etc.

* For more information or other materials and requests, please Contact us.


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