发明名称 Electronic camera
摘要 An electronic camera having a setting circuit for setting values of the aperture, the shutter time and the gain of the image pickup system and a control circuit for causing the setting circuit to alter the preset value of the gain of the image pickup system in relation to the preset values of the aperture and the shutter time, wherein an exposure value suited to the nature of any given photographic situation can be derived.
申请公布号 US4884144(A) 申请公布日期 1989.11.28
申请号 US19890338364 申请日期 1989.04.12
申请人 CANON KABUSHIKI KAISHA 发明人 JINNAI, SHIGERU;SAKAI, SHINJI
分类号 G03B7/097;H04N5/235;H04N5/238;(IPC1-7):H04N5/238 主分类号 G03B7/097
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