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Method and apparatus for calibration of an electronic vision device

  • US 6,244,703 B1
  • Filed: 03/15/2000
  • Issued: 06/12/2001
  • Est. Priority Date: 03/16/1999
  • Status: Expired due to Fees
First Claim
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1. A method of adaptively calibrating an electronic vision device to selected alignment with at least one eye of a user, said method comprising the steps ofsensing the relative directional location of a object in the field of view of the user and producing directional signals in response thereto, producing, on an addressable lens element positioned in the field of view of the user and in response to the directional signals, a visual marker at a location having initial coordinates to place the marker in selected visual alignment with the object, for an assumed position of the user'"'"'s eye relative to the lens element, moving the field of view of the user and the lens element together, to bring the marker into a selected alignment with the distant object for the actual position of the user'"'"'s eye relative to the lens element, and determining updated coordinates responsive to placement of the visual marker relative to the actual position of the user'"'"'s eye.

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