DISPLAY APPARATUS AND CONTROL METHOD THEREOF
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United States of America Patent
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Issued Date -
Apr 30, 2015
app pub date -
Oct 27, 2014
filing date -
Oct 31, 2013
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Abstract
A display apparatus according to the present invention includes a light-emitting unit; and a displaying unit configured to display an image on a screen by modulating light from the light-emitting unit, wherein, when a first image and a second image used to measure a visual characteristic of a user are displayed on the screen, the light-emitting unit emits first light in a display region that includes a region in which the first image is displayed, and emits second light having a broader emission spectrum distribution than the first light in a display region that includes a region in which the second image is displayed.
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