发明名称 Hybrid camera arrangement
摘要 An improved "hybrid" exposure control system for a photographic camera apparatus operates to ignite a source of artificial illumination at a "hybrid" aperture value related to the camera-to-subject distance and having an overexposure capability which progressively diminishes in correspondence with increasing camera-to-subject distances.
申请公布号 US4445763(A) 申请公布日期 1984.05.01
申请号 US19820454068 申请日期 1982.12.28
申请人 POLAROID CORPORATION 发明人 WHITESIDE, GEORGE D.
分类号 G03B7/16;G03B7/081;G03B7/099;G03B7/28;G03B15/05;(IPC1-7):G03B7/08 主分类号 G03B7/16
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