Browsing by Author "WEI SHAO-HUA"

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LIGHT-GUIDING STRUCTURE AND LIGHT-EMITTING DEVICE
(2014-11-20)
HSU RAY-QUEN
;
WEI SHAO-HUA
A light-emitting device includes a base unit, a light-guiding structure and a cover unit. The light-guiding structure is disposed on the base unit, and the light-guiding structure includes a light-guiding unit and a light-emitting unit. The cover unit includes a light-transmitting cover body disposed on the base unit to cover the light-guiding structure. The light-guiding unit includes a single light-guiding element having a columnar body and an expansion body integrally and upwardly extended from the columnar body. The columnar body has a light input surface and a vertical surrounding peripheral surface. The expansion body has a surrounding bottom surface connected with the vertical surrounding peripheral surface, an inclined surrounding peripheral surface connected with the surrounding bottom surface, and a trumpet-shaped top surface connected with the inclined surrounding peripheral surface. The light-emitting unit includes at least one light-emitting module adjacent to the light input surface of the columnar body.