发明名称 Movie light, low voltage incandescent lamp unit for use therewith, and reflector
摘要 A movie light including a plastic holder, a pair of spaced-apart incandescent lamp units positioned within the holder, and means for electrically connecting the lamp units to an external power source. Each lamp unit comprises a formed glass reflector which has an internal reflective surface containing three separate diffusing regions, the most diffusing of which is oriented nearest and about the reflector's optical axis. Each unit also includes a low voltage tungsten-halogen lamp located within the reflector and having a planar single filament therein. An incandescent lamp unit suitable for use in the movie light and a reflector for use therewith are also disclosed.
申请公布号 US4169238(A) 申请公布日期 1979.09.25
申请号 US19780939928 申请日期 1978.09.06
申请人 GTE SYLVANIA INCORPORATED 发明人 ENGLISH, GEORGE J.;LEVIN, ROBERT E.
分类号 F21V7/04;F21S10/00;F21V7/09;F21V7/22;F21V9/04;G03B21/14;G03B21/20;H01K1/32;H01K7/02;(IPC1-7):H01K1/14 主分类号 F21V7/04
代理机构 代理人
主权项
地址