| 摘要 |
The present invention discloses a light guiding system, which is applied to a portable or handheld device having at least a keying unit and at least an illuminator. The light guiding system includes a light guiding structure; at least a coupling portion for coupling with a corresponding keying unit of the portable device; at least an incident portion for receiving incident light generated by illuminator; and at least a light guiding portion.
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