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Imaging system for a head-mounted display

  • US 5,406,415 A
  • Filed: 09/22/1992
  • Issued: 04/11/1995
  • Est. Priority Date: 09/22/1992
  • Status: Expired due to Term
First Claim
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1. An imaging system for a head-mounted display, said head-mounted display comprising a headgear structure to be worn on the head of a person, said imaging system comprising:

  • means for projecting a source image within the headgear structure;

    an incurvate projection surface positioned within the headgear structure for displaying the projected source image; and

    a first lens proximate the person'"'"'s eye for re-imaging the projected image displayed on said incurvate projection surface as a wide field virtual image, wherein said means for projecting a source image comprises a second lens having an aperture size sufficient to image the projected image onto the incurvate projection surface, said aperture size being independent of an exit pupil of said first lens.

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