发明名称 Light engine
摘要 The invention describes a Light engine (1,2,3,4,5) comprising a chamber (6) with at least one aperture (7) and a number of LED elements (13) positioned inside this chamber, where effectively all inner surfaces of the chamber (6) are realized as high-reflective surfaces (20) which are essentially non-absorbing towards light within a desired wavelength region
申请公布号 US7722211(B2) 申请公布日期 2010.05.25
申请号 US20050573051 申请日期 2005.08.02
申请人 KONINKLIJKE PHILIPS ELECTRONICS N.V. 发明人 MARRA JOHAN;VAN SPRANG HANS
分类号 F21V7/22 主分类号 F21V7/22
代理机构 代理人
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