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Method for evaluating binocular performance of spectacle lenses, method for displaying binocular performance, and apparatus therefore

  • US 20030076479A1
  • Filed: 09/06/2002
  • Published: 04/24/2003
  • Est. Priority Date: 09/06/2001
  • Status: Active Grant
First Claim
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1. A method for indicating binocular performance of spectacle lenses when a visual field is seen by an observer through right and left spectacle lenses comprising the steps of:

  • defining a binocular performance index expressing a binocular performance of the spectacle lenses for viewing an object point in the visual field to obtain a binocular performance index definition;

    deriving a binocular performance index for each of a plurality of object points distributed over the visual field using the binocular performance index definition; and

    displaying a scale of the derived binocular performance indexes in a visually understandable mode.

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