| 摘要 |
PURPOSE: A 3D image display device is provided to watch a real 3D image in a simple structure at a wide angle. CONSTITUTION: A 3D image display device includes a display panel(130), a focus varying lens(140), and a focusing lens(150). The display panel displays a color and a gradation of an object. The focus varying lens is installed on each pixel composing the display panel and adjusts a convergence position of light emitted from the pixel in order to expressing the depth of a 3D image. A focusing lens is placed on the display panel. A back light unit supplies parallel light to the display panel installed on a rear side of the display unit and controls a progress direction of the 3D image. [Reference numerals] (170) User location tracking system |
