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Head mounted display eyepiece with integrated depth sensing

  • US 8,786,686 B1
  • Filed: 09/16/2011
  • Issued: 07/22/2014
  • Est. Priority Date: 09/16/2011
  • Status: Active Grant
First Claim
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1. An eyepiece for a head mounted display, the eyepiece comprising:

  • an imaging region including a camera; and

    a viewing region to be aligned with an eye of a user and including a first beam splitter (“

    BS”

    ) and a second BS, wherein the viewing region is partially transparent to pass a first portion of ambient scene light received through an ambient scene side of the eyepiece out an eye-ward side of the eyepiece, wherein the first BS and the second BS are partially reflective and oriented to redirect offset portions of the ambient scene light received through the ambient scene side along the eyepiece towards the imaging region,wherein the camera is positioned to capture both of the offset portions of the ambient scene light redirected by the first BS and the second BS.

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