Inspection device of display device and inspection method of display device
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United States of America Patent
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Dec 5, 2017
Grant Date -
Jun 30, 2016
app pub date -
Jun 22, 2015
filing date -
Dec 29, 2014
priority date (Note) -
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Abstract
An inspection device of a display device includes a first illumination unit providing a first incident light to the display device at a first incident angle, a second illumination unit providing a second incident light to the display device at a second incident angle, a third illumination unit providing a third incident light to the display device at a third incident angle, and a defect detector receiving at least one of a first reflection light obtained from the first incident light reflected by the display device at a first reflection angle, a second reflection light obtained from the second incident light reflected by the display device at a second reflection angle, and a third reflection light obtained from the third incident light reflected by the display device at a third reflection angle to detect defects of the display device.
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