Patent ID: 6118420
Filing Date: 2000-09-12
Classification: G02B,G02F

Abstract:
A display device for displaying images or characters superimposed on an outside view, the device comprising:a transparent type LCD including a pair of transparent plates facing each other, spaced with a predetermined gap, and a polymer dispersed liquid crystal disposed between the transparent plates, which can be switched between a transparent state and a diffraction state pixel by pixel to display images or characters;a signal generator for giving display signals to the transparent type LCD; anda light system including a light source emitting light rays that enter the transparent plates from their edge faces, and a stop plate disposed between the edge faces of the transparent plates and the light source, the stop plate having an opening that extends along a longitudinal direction of the edge faces of the transparent plate, and a width of the opening in a cross direction changing along the longitudinal direction.