Patent ID: 8665180

Claim:
An image display device for displaying an image by combining two or more image display elements, wherein: each of the two or more image display elements displays the image on a display surface thereof directly directing the image toward a viewpoint of an observer; each of the two or more image display elements include a louver film on the display surfaces; the louver film of each of the display surfaces includes a louver, the louvers of the one or more image display elements facing a same direction as the louvers of other of the one or more image display elements; and the louver film of each of display surfaces has directional characteristics in the same direction on the display surface of any image display element, directional characteristic for leading a light beam by directly directing the beam toward the viewpoint of the observer, and directional characteristics for shielding light beams traveling in the direction toward the display surface which is different from the display surface having the louver film.