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Microscopic feature opacity measurement system

  • US 6,405,153 B1
  • Filed: 06/28/2000
  • Issued: 06/11/2002
  • Est. Priority Date: 02/28/1997
  • Status: Expired due to Term
First Claim
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1. A computer-implemented method of determining the opacity of a microscopic feature on a medium comprising:

  • receiving opacity calibration data;

    measuring a dimension of said feature;

    determining the contrast between said feature and a background; and

    a step of performing the function of determining the opacity of said feature.

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