| 摘要 |
A backlight device includes a light emission unit for emitting light of N colors (N >= 2) and a light emission control unit for causing the light emission unit to emit light of one of the colors. The light emission control unit has random order of light emission colors within a frame for each frame. There is also disclosed an image display device having the backlight device. Thus, light of the same color is not continuously recognized while a viewpoint is moving on a display regardless of the image recognition cycle (cycle of recognizing an image when the viewpoint moves on the display).
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