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Methods and systems for diagnosing color blindness

  • US 10,371,948 B2
  • Filed: 09/19/2016
  • Issued: 08/06/2019
  • Est. Priority Date: 03/16/2015
  • Status: Active Grant
First Claim
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1. A wearable augmented reality device comprising:

  • an augmented reality head-mounted ophthalmic system comprising;

    a display configured to pass light from the world into an eye of a wearer wearing the head-mounted ophthalmic system, the display comprising at least one light source and a waveguide stack comprising a plurality of waveguides, wherein each waveguide of the plurality of waveguides comprises;

    in-coupling diffractive optical elements configured to in-couple light from the light source; and

    out-coupling diffractive optical elements configured to out-couple light to the eye of the wearer,wherein one or more waveguides of the plurality of waveguides are configured to output light with a different amount of wavefront divergence than one or more other waveguides of the plurality of waveguides, wherein the different amounts of wavefront divergence correspond to different depth planes,wherein the wearable augmented reality device is configured to;

    display a color test image using the display; and

    determine a deficiency of the wearer in detecting specific colors based on the color test image.

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