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THREE PIECE PRISM EYE-PIECE

  • US 20140160576A1
  • Filed: 12/12/2012
  • Published: 06/12/2014
  • Est. Priority Date: 12/12/2012
  • Status: Active Grant
First Claim
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1. An apparatus, comprising:

  • a first prism having a first surface, the first prism having a second surface and a third surface;

    a second prism having a first surface proximate to the second surface of the first prism and having a second surface, the second surface of the second prism being flat, there being an air gap between the first surface of the second prism and the second surface of the first prism; and

    a correcting plate having a first surface proximate the third surface of the first prism, the correcting plate having a second surface that is flat;

    the first prism, the second prism, and the correcting plate are configured such that light that enters the first surface of the first prism is emitted from the second surface of the second prism;

    the first prism, the second prism, and the correcting plate are configured such that light that enters into the second surface of the correcting plate is emitted from the second surface of the second prism.

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