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Porro Prism

  • Description
Product Detail

    Porro Prisms

    Features:
    High Precision Dimension Control, Optional Substrate Material.

    Applications:
    Projection Systems, Imaging Systems, Laser Measurement Systems, etc.

    Description:
    Porro prism is a type of reflection prism which can be used to alter the orientation of an image. Light enters the large face of the prism, then hits on the roof, by total internal reflection twice from the roof, the beam exits again through the large face. An image traveling through a Porro prism is rotated by 180deg but not inverted.

    Specifications: 
    Material BK7 or UV Fused Silica
    Dimension Tolerance +0.0/-0.2mm
    Clear Aperture >80%
    Deviation Up to 180°±10 arc seconds
    Roof Angle Tolerance <5 arc seconds
    Flatness ?/10@632.8nm
    Wavefront Distortion ?/4@632.8nm
    Surface Quality 60/40 scratch and dig
    Chamfer Sharp roof, other protective chamfered

     

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Commander Group Ltd

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