Patent ID: 8031273

Claim:
A display device, comprising: an image display device arranged to display an image; and a display switching device arranged to electrically switch the image displayed on the image display device, between (i) a single image display mode in which the image is viewable in any of a front direction and a plurality of oblique directions with respect to the image display device, and (ii) a plural image display mode in which the image is viewable in the front direction but not in the plurality of oblique directions, the image display device being provided on a front side of the display device; wherein the display switching device is arranged to keep a liquid crystal layer between a pair of substrates and includes a front-side first transparent conductive film arranged to apply a voltage to the liquid crystal layer and a back-side second transparent conductive film, and the display device further includes a position detection device arranged to detect, when a contacting object contacts a front surface of the display switching device, a contacting position of the contacting object by detecting currents flowing from plural parts of the first transparent conductive film.