Weaver Austin Villeneuve & Sampson LLP
In-field illumination and imaging for eye tracking
Disclosed herein are techniques for eye tracking in near-eye display devices. In some embodiments, an illuminator for eye tracking is provided. The illuminator includes a light source configured to be positioned within a field of view of an eye of a user; a first reflector configured to shadow the light source from a field of view of a camera; and a second reflector configured to receive light from the light source that is reflected by the eye of the user, and to direct the light toward the camera.
FACEBOOK TECHNOLOGIES, LLC
G G G G G G G G G G G G G G G
G02B G02B G06F G02B G02B G06F G02B G02B G02B G06F G06F G02B G02B G06T G02B
inventional inventional inventional inventional inventional inventional additional inventional inventional inventional inventional inventional additional inventional inventional
Andrew John Qi Robin
Ouderkirk Zhang Sharma