Virtual retinal display

  • US 6,008,781 A
  • Filed: 08/13/1997
  • Issued: 12/28/1999
  • Est. Priority Date: 10/22/1992
  • Status: Expired due to Fees
First Claim
Patent Images

1. An apparatus for displaying an image directly on the retina of an eye comprising:

  • a light source;

    a source of video signals;

    an optical modulator for modulating light from said light source with a video signal form said video signal source;

    a scanner system for horizontally and vertically scanning the video modulated light;

    a depth signal generator;

    a variable focus optical element responsive to said depth signal to vary the focus of the scanned light; and

    optics for projecting said scanned light onto an eye of a user.

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