CPC G06F 3/013 (2013.01) [G02B 27/01 (2013.01); G02B 27/017 (2013.01); G06F 3/012 (2013.01); G06F 21/32 (2013.01); G06T 2207/30041 (2013.01)] | 19 Claims |
1. A method comprising:
at an electronic device having a processor and a plurality of light sources configured to direct light at a retina:
selecting a subset of the light sources, the subset of the light sources comprising less than all of the light sources, wherein each of the light sources directs light towards a respective region on the retina, at least some of the regions at least partially different from one another;
illuminating the subset of the light sources to direct light toward one or more portions of the retina;
receiving sensor data at a sensor, the sensor data corresponding to the light reflected from the retina; and
determining an eye characteristic based on the sensor data.
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