Eye tracking device and head-mounted display device
An eye tracking device and a head-mounted display device are provided. The eye tracking device includes at least one infrared camera, at least one infrared light, group and a control circuit. The control circuit is electrically connected with the at least one infrared light group. Each of the at least one infrared light group includes at least two infrared lights which are arranged at different locations. Each of the at least one infrared camera is configured to collect an eye image of a user when the at least two infrared lights are turned on. The control circuit is configured to respectively control the number of infrared lights achieving effective operating brightness in each infrared light group when the eye tracking device performs iris recognition and eye tracking, and the effective operating brightness refers that a brightness is not less than a threshold brightness.
BEIJING 7INVENSUN TECHNOLOGY CO., LTD.
G G G H G G G H
G02B G02B G06F H04N G06V G06F G06V H04N
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Jinxing Tongbing
Liu Huang