IMAGE DISPLAY APPARATUS

An image display apparatus is provided that can easily confirm whether an image signal is suitable to the setting of an image display unit. The image display apparatus may include an image input unit, where image signals are input, an image display unit forming an optical image on the basis of the input image signals, a signal information detector for detecting signal information of the input image signals according to an input system of the image input unit, and a signal information output unit for outputting signal information detected by this signal information detector. Since the image display apparatus includes the signal information detector and the signal information output unit, it is possible to easily confirm whether the input image signals are suitable to the setting of the image display unit.