发明名称 Beleuchtungseinrichtung für Fahrzeuge
摘要 The invention relates to a lighting device, comprising an electrical lamp (1) and an aspherical lens (2). At least part of the light produced by said lamp (1) is incident upon said lens (2) and leaves the lens again in the form of a light beam (La, Lb) for lighting a lighting field. According to the invention, the lens (2) is able to change in shape, at least in partial areas of its optically effective surface, by means of an actuating element. The lens shape changes in such a way that the direction of radiation of the light beam (La, Lb) is altered in relation to the optical axis of the lens (2) as it exists when the actuating element is not in operation.
申请公布号 DE19728956(C1) 申请公布日期 1999.01.21
申请号 DE19971028956 申请日期 1997.06.30
申请人 MANNESMANN AG, 40213 DUESSELDORF, DE 发明人 WIDL, ANDREAS, DIPL.-PHYS., 81667 MUENCHEN, DE
分类号 B60Q1/12;F21V5/00;F21V5/04;F21V14/06;(IPC1-7):B60Q1/08;F21M3/18;G02B3/14;G02B26/00 主分类号 B60Q1/12
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