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Eye glint imaging in see-through computer display systems

  • US 10,579,140 B2
  • Filed: 11/16/2017
  • Issued: 03/03/2020
  • Est. Priority Date: 01/21/2014
  • Status: Active Grant
First Claim
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1. A method, comprising:

  • illuminating a user'"'"'s eye with an illumination source of a wearable head device including a display to produce an eye glint;

    capturing an image of the user'"'"'s eye with a camera of the wearable head device, wherein the image includes the eye glint;

    determining a sharpness of the eye glint in the captured image;

    determining, based on the sharpness of the eye glint, a focus distance for the user'"'"'s eye;

    adjusting a display image based on the determined focus distance; and

    presenting the display image on the display.

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