| 摘要 |
PROBLEM TO BE SOLVED: To enhance the lightness of image display without using back light and improve the easiness to observe the image through control of the visual region. SOLUTION: A reflection type liquid crystal display device is equipped with a liquid crystal panel 2 to be fed with incident light from the surrounding, and in front of this panel 2 (on the side with observer 5), an optical member 1 is installed which diffuses the light from ahead and transmits the light from back, while another optical member 3 to transmit the light from ahead and diffracts the light from back is installed in the rear of the panel 2 (opposite the observer 5). |
