Image display device

Abstract

An image display device according to the embodiment includes a display screen which is arranged on one surface of a housing and displays a page image using a display mechanism in which scanning can be optically performed in a copy machine; and a control unit which switches a page image displayed on the display screen among the plurality of page images set as a scanning target according to an operation input of a user with respect to an operation input unit which is arranged on the other surface of the housing.

What is claimed is: 
     
         1 . An image display device comprising:
 a display screen which is arranged on one surface of a housing and displays a page image using a display mechanism in which scanning can be optically performed in a copy machine; and   a control unit which switches a page image displayed on the display screen among the plurality of page images set as a scanning target according to an operation input of a user with respect to an operation input unit which is arranged on the other surface of the housing.   
     
     
         2 . The device according to  claim 1 ,
 wherein the operation input unit is a touch panel which receives the operation input of the user.   
     
     
         3 . The device according to  claim 1 ,
 wherein a physical key which receives the operation input of the user.   
     
     
         4 . An image display device comprising:
 a display screen which displays a page image using a display mechanism in which scanning can be optically performed in a copy machine; and   a control unit which switches a page image displayed on the display screen from a first page image among a plurality of page images set as scanning target to a second page image among a plurality of page images set as scanning target, when an optical sensor detects brightness of a predetermined threshold value or more, the optical sensor which is arranged at the periphery of the display screen on a plane including the display screen.