| 摘要 |
A direct-type backlight unit is provided for improving a dark area problem on the diffusion plate. The direct-type backlight unit includes an optical sheet; a diffusion plate for supporting the optical sheet; a bottom plate, disposed below the diffusion plate; a plurality of light emitting devices (LEDs), disposed between the diffusion plate and the bottom plate; a plurality of supporting elements, disposed between the diffusion plate and the bottom plate and fixed on the bottom plate, each supporting element including: a top portion having a light transmissive section through which light emitted by the LEDs pass; and a bottom portion, fixed on the bottom plate. |
