| 摘要 |
A lap top computer system is provided having a light emitting device for illuminating a keyboard, and the surrounding work area. The apparatus operates to convey light from the liquid crystal display backlighting light source to the keyboard and work area utilizing light pipes. The light pipes transmit light from the backlighting system light source to lenses located on a surface of the computer body. The lenses are provided with adjustable doors covering the light source for varying the level of illumination.
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