发明名称 Lamp having plurality of optical extraction structures
摘要 A lamp for emitting light, comprising a transparent sheet-like lightguide, with at least one light receiving side, a light emission front surface and a back surface opposite the front surface. The lamp further comprises a plurality of light sources, positioned in an array and optically coupled to at least one light receiving side. The back surface of said lamp comprises a plurality of optical extraction structures, for example provided in parallel curved lines. Furthermore, the lamp is substantially free from light scattering structures in a light path of the light to be emitted.
申请公布号 US7997782(B2) 申请公布日期 2011.08.16
申请号 US20070444410 申请日期 2007.10.05
申请人 KONINKLIJKE PHILIPS ELECTRONICS N.V. 发明人 CORNELISSEN HUGO JOHAN;VAN DELDEN MARTINUS HERMANUS WILHELMUS MARIA
分类号 F21V7/04 主分类号 F21V7/04
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