发明名称 Light with Fresnel lens to broaden primary light cone out to secondary light cone
摘要 <p>A light (10) comprises a lamp (15) which directs light over a primary cone (26). A Fresnel lens (22) is arranged away from the lamp in the lamp axis (28), and broadens the primary light cone out to a secondary light cone (27).</p>
申请公布号 CH694340(A5) 申请公布日期 2004.11.30
申请号 CH19990002255 申请日期 1999.12.08
申请人 BELUX AG 发明人 EGLOFF THOMAS;HUWILER MARTIN
分类号 F21V5/04;F21V23/00;(IPC1-7):F21V13/12;F21S8/04 主分类号 F21V5/04
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