| 摘要 |
A backlight module includes: a transparent panel having a grooved surface and a planar surface opposite to the grooved surface, the transparent panel being formed with a plurality of elongate grooves that are indented from the grooved surface and that are aligned in a first lateral direction, each of the elongate grooves extending in a second lateral direction transverse to the first lateral direction, and having an open end; a board attached to the grooved surface of the transparent panel to cover the open ends of the elongate grooves; a reflecting material provided on one of the planar surface of the transparent panel and the board; and a plurality of light emitting sources disposed respectively in the elongate grooves for radiating light.
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