1. An image display device comprising: a display including a plurality of light emitting elements that are two-dimensionally arranged, the plurality of light emitting elements being divided into a plurality of division regions, each of which includes more than one of the plurality of light emitting elements; and a lens that is located near a surface of the display so as to correspond to the division regions and that forms a display image by focusing each of images displayed in the respective division regions as a real image or a virtual image so that the focused images overlap on a same image plane, wherein the lens focuses each of images formed by the plurality of light emitting elements in one of the plurality of division regions between images formed by two adjacent light emitting elements in another one of the plurality of division regions.