Optical lens and light source module having the same
作者： Li-Ying Wang He , Chau-Jin Hu , Feng-Yuen Dai
DOI:
关键词:
摘要: A light source module includes a and an optical lens facing the source. The incident face source, emitting opposite to face, connecting face. is planar. lateral extending upwardly from outer periphery of top located above comprises center curved facet surrounding outwardly facet. discontinuous plurality facets.
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