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Hand held portable three dimensional scanner

  • US 9,549,168 B2
  • Filed: 04/14/2014
  • Issued: 01/17/2017
  • Est. Priority Date: 04/21/2004
  • Status: Active Grant
First Claim
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1. A method comprising:

  • capturing multiple images of a target in an image sensing array (ISA) at different focal settings;

    analyzing over a plurality of the images an intensity of light at a pixel corresponding to a point on the target; and

    identifying one of a local maxima or minima of the intensity of light for the pixel to determine which image contains a substantially optimum focus for the pixel.

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