摘要 |
To provide an image display device and an image display method each of which can adjust a display luminance so as to be sufficiently suitable for human adaptability to brightness. A display device main unit (10) includes a display section and a luminance control section for adjusting a display luminance of an image displayed on the display section, and a remote controller (50) includes: a signal transmission section (55) for transmitting a signal; a light receiving section (52) for measuring brightness of received light; and an operation input section (51) for inputting a detail of control for the display device main unit (10), and the light receiving section (52) measures brightness of light received from a direction of the display device main unit in association with an input operation performed with the operation input section (51), and the signal transmission section (55) transmits information on the brightness to the display device main unit (10), and the luminance control section of the display device main unit (10) adjusts the display luminance of the image, displayed on the display section, in accordance with the information on the brightness. |