发明名称 Process and apparatus for adding titles, subtitles, and computer-generated images to pre-existing photographic images
摘要 A method and apparatus for adding titles, subtitles, and computer-generated images to pre-existing film images as part of the process of rephotography or photographic printing, in which a light valve is used first to create a high-contrast mask to prevent double exposure, and the same light valve is subsequently used to expose the image of the titles, subtitles, or computer-generated graphics onto the film.
申请公布号 US5031122(A) 申请公布日期 1991.07.09
申请号 US19900622324 申请日期 1990.11.28
申请人 WITTY, CRAIG D. 发明人 WITTY, CRAIG D.
分类号 G03B15/08;G03B17/24;G03C11/02 主分类号 G03B15/08
代理机构 代理人
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