Patent ID: 6736515
Filing Date: 2004-05-18
Classification: G03B,H04N

Abstract:
An image display device comprising:a microlens element having microlenses arranged in a two-dimensional matrix; illumination means having a group of small light-emitting points arranged in a two-dimensional matrix and provided at a predetermined distance respectively corresponding to the microlenses; and a barrier element provided between the microlens element and the illumination means or at a surface of the microlens element and having shutters arranged in a two-dimensional matrix for controlling a transmitted light amount of the microlenses, wherein an optical axes connecting the microlenses and the small light emitting points are inclined to the normal line to the image display device over the entire image display device; and wherein an image display consisting of a group of real or false images of the small light-emitting points is formed in an infinite distance or in a position separated by a predetermined distance from an image plane of the image display and laterally displaced in parallel manner by a predetermined amount therefrom.