| 摘要 |
A brightness adjusting device including a display unit position determining part for determining the position of each display unit in a coordinate system on a pattern image shot by a camera, a shooting angle determining part for determining a shooting angle of the camera with respect to each display unit from the pattern image, and a brightness measuring part for determining the display image displayed on each display unit in the pattern image with reference to the position of each display unit to measure the brightness of each display unit, and adjusts the brightness of an image display device in consideration of the light distribution characteristic value of the image display device, the shooting angle measured by the shooting angle determining part, and the brightness of each display unit measured by the brightness measuring part. |
