发明名称 Electronic still camera system with automatic gain control of image signal amplifier before image signal recording
摘要 An electric still camera is provided with a device for varying the gain of an image signal amplifying circuit in response to the excess or deficiency of the amount of light from a flash unit, before the image signal is recorded.
申请公布号 US4954897(A) 申请公布日期 1990.09.04
申请号 US19890406865 申请日期 1989.09.13
申请人 NIKON CORPORATION 发明人 EJIMA, SATOSHI;YAMAMOTO, TETSUYA
分类号 H04N5/235;H04N5/243;H04N5/77 主分类号 H04N5/235
代理机构 代理人
主权项
地址