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Holographic illumination system

  • US 6,646,772 B1
  • Filed: 11/13/2001
  • Issued: 11/11/2003
  • Est. Priority Date: 09/14/1999
  • Status: Expired due to Fees
First Claim
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1. A method comprising:

  • a first electrically switchable holographic optical element (ESHOE) receiving illumination light;

    the first ESHOE focusing a first component of the illumination light onto an image display while transmitting the remaining components of the illumination light without substantial alteration;

    the image display receiving the focused first component light;

    image light emitting from the image display in response to the image display receiving the focused first component;

    the first ESHOE receiving and transmitting the image light without substantial alteration.

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