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System and method for passive three-dimensional data acquisition

  • US 20030164875A1
  • Filed: 03/01/2002
  • Published: 09/04/2003
  • Est. Priority Date: 03/01/2002
  • Status: Abandoned Application
First Claim
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1. A method of acquiring data correlated with three-dimensional geometric features or location of a subject, comprising the step of passively acquiring the data by comparing changes in the size of the subject relative to changes in the size of features of a foreground through which the background is viewed as an optical path length between the foreground and an image plane is varied.

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