LIGHT-GUIDING DEVICE AND SYSTEM THEREOF FOR RECEIVING THE LIGHT SOURCES OF DIFFERENT ANGULAR DISTRIBUTION AND EMITTING THE SPATIALLY UNIFORM LIGHT IN THE CORRESPONDING DIRECTION
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United States of America Patent
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Sep 15, 2016
app pub date -
Mar 9, 2015
filing date -
Mar 9, 2015
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A light-guiding device includes a microstructure layer, a plurality of light-guiding layers and a plurality of intermediary layers. The microstructure layer includes a plurality of microstructure devices. The light-guiding layers are stacked on the microstructure layer. And the intermediary layers are configured on the corresponding light-guiding layer. Furthermore, a reflective index of the light-guiding layer is greater than a reflective index of the upper intermediary layer, one side plane of the light guiding layers defines a inputting-light plane.
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