发明名称 Photographic aid apparatus for photographing a uniformly illuminated object
摘要 Disclosed is a method for making superimposed photographs on the same frame of a roll of negative film, the photographs comprising a background and a foreground involving the following steps (a) first exposing a selected portion of a first frame of negative film with an image of one of the foreground and the background by shielding from exposure the remainder of the first frame with a first mask; (b) making a series of first exposures by repeating step (a) advancing the film by one frame for each exposure; (c) rewinding the film to the first frame; (d) preventing reexposure of the exposed portion of the first frame by shielding the portion with a second mask; (e) second-exposing the previously unexposed portion of the first frame with an image of the other of the foreground and the background; (f) making a series of second exposures by repeating the step (e) while advancing the film for each exposure.
申请公布号 US4827291(A) 申请公布日期 1989.05.02
申请号 US19860939908 申请日期 1986.12.09
申请人 AVNER, INC. 发明人 GUEZ, MOSHE
分类号 G03B15/06;G03B15/08;(IPC1-7):G03B15/06;G03B1/00 主分类号 G03B15/06
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