1. An image display device formed by arranging, in a form of a matrix, unit panels on which sub-pixels emitting colors different from each other are formed, said image display device characterized in that: in a first pixel comprising first, second and third sub-pixels of different respective first, second, and third colors, the first sub-pixel at an edge portion of a unit panel is omitted, an adjacent sub-pixel emitting the first color in an adjacent pixel on an inner side is shared with the first pixel, and said adjacent sub-pixel emitting the first color is driven by time division, wherein each of the sub-pixels of the first pixel and the adjacent pixel lie in the same plane.