A 3-D display including a light source which emit lights in a flat plate shape, a liquid crystal panel for color images which displays left eye images and right eye images respectively with left eye pixels and right eye pixels, and color filters each being formed for pixels of a number of the observing positions of 3-D images, which convert emitted lights from the light source into very small luminescences of red, green and blue being aligned in a predetermined order. The traveling direction of the emitted lights from the light source and given to a observer is decided depending on each color.