发明名称 Miniature spotlight with extremely variable exit angle and constant even field of illumination
摘要 A miniature spotlight for short distance illumination and optical effects producing an extreme variable exit angle of illumination and maintaining a constant even field of illumination is of such complex configuration that the use within a stage set or hidden behind small objects will be suitable for photographic and cinematographic close-up settings.
申请公布号 US4823243(A) 申请公布日期 1989.04.18
申请号 US19870089548 申请日期 1987.08.26
申请人 DEDOTEC OPTRONISCHE UND MECHANISCHE SYSTEME GMBH 发明人 WEIGERT, DEDO
分类号 F21S8/00;(IPC1-7):F21V13/02 主分类号 F21S8/00
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