| 摘要 |
A backlight unit is disclosed. The backlight (100) unit includes a light guide plate (120) including a first surface and a second surface, opposite to the first surface, having a recess formed toward the first surface, and a light emitting device array (110) disposed in the recess, the light emitting device array comprising a plurality of light emitting device packages and a board, on which the light emitting device packages are disposed. The light emitting device packages include first light emitting device packages (112a) to emit first light in the recess in a first direction, second light emitting device packages (112b) to emit second light in the recess in a second direction opposite to the first direction, and third light emitting device packages (112c) to emit third light having light output different from at least one of the first light and/or the second light in the recess in a third direction intersecting the first and second directions. |
