BACKLIGHT UNIT AND LIQUID CRYSTAL DISPLAY DEVICE USING THE SAME

摘要

PURPOSE: To provide a backlight units in which the problems of luminance unevenness, the reduction of display quality or the like can be eliminated, and to provide a liquid crystal display device using the same. CONSTITUTION: In a direct type backlight using a diffusion plate consisting of plastic, a moisture absorption suppressing sheet for the purpose of suppressing the moisture absorption of the diffusion plate is provided on the surface of the lamp house side of the diffusion plate.