The stereoscopic image display device and method

The stereoscopic image display device and method are provided. The stereoscopic image display device may control the image display unit and the distance, and by changing the display pattern portion Station generated, can point of the three-dimensional image, and the time spacing between the viewing area generation section and the like. Accordingly, the stereoscopic image display apparatus can efficiently express a stereoscopic image for a variety of viewing experience. Three-dimensional image, 3D display, a parallax barrier, a backlight dispersion, backlight distribution