Patent ID: 6970290

Claim:
An autostereoscopic image display device comprising: an image display means for displaying a left eye image and a right eye image in alternately forming stripe-shaped patterns upon a liquid crystal display panel; a sensor for sensing a position of a head of a viewer; a shading means comprising a plurality of continuous shading parts and liquid crystal shutters provided on both sides of the continuous shading part, the liquid crystal shutters turning on and off based upon the position of the head of the viewer to generate a binocular parallax effect; and area shifting and division control means for dividing the shading means into areas in a horizontal direction and independently controlling shifting of said liquid crystal shutters in each of the areas, each area including a plurality of continuous shading parts, wherein the viewer can view a stereoscopic image when the head position of the viewer is out of an optimum position from the image display means.