A planar light source unit including a light guiding plate (1) having an anisotropic diffusing surface (1h) which emits anisotropic diffusion light, and a light emitting source (2) for supplying light to the light guiding plate, the anisotropic diffusing surface being formed into a shape configured to give a gradation of the anisotropic diffusion light intensity.

 
Web www.patentalert.com

< Light guide plate, backlight assembly having the same, display apparatus having the same and method of manufacturing the same

> Backlight module with light guide plate having reflective structures and liquid crystal display with same

> Light-emitting and light-receiving backlight unit, and information device using the light-emitting and light-receiving backlight unit

~ 00512