CPC G02B 27/0172 (2013.01) [G02B 26/0816 (2013.01); G06T 7/70 (2017.01); G06V 40/19 (2022.01); G02B 2027/0138 (2013.01)] | 20 Claims |
1. A head-mounted display system, comprising:
a frame;
an eye-imaging camera supported on the frame;
a switchable hot mirror array comprising a plurality of switchable hot mirrors configured to direct light reflecting from an eye toward the eye-imaging camera; and
a controller configured to control switching of a reflectivity of each of the plurality of switchable hot mirrors, wherein the plurality of switchable hot mirrors is arranged such that, when reflectivity of a first switchable hot mirror is switched on and reflectivity of a second switchable hot mirror is off, light incident on the first switchable hot mirror is reflected toward the eye-imaging camera, passing through the second switchable hot mirror.
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