| 摘要 |
A light positioning device. The light positioning device comprises a light guide plate, a light source assembly and a frame. The light guide plate comprises a protrusion and a recess. The light source assembly is disposed on the protrusion of the light guide plate and abuts the light guide plate. The light source assembly comprises a light source module received in the recess of the light guide plate. The frame is disposed under the light guide plate and light source assembly.
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