发明名称 Electronic flash controlling device
摘要 An electronic flash controlling device controls a flash light emitting unit that performs a main light emission and a preliminary light emission prior to the main light emission. A maximum preliminary light emission quantity setting unit sets a maximum preliminary light emission quantity for the preliminary light emission during which a smaller quantity of light is emitted than a maximum light emission quantity based upon maximum light emission quantity information regarding a total light emission quantity which the flash light emitting unit is capable of generating. A preliminary light emission executing unit engages the flash light emitting unit in the preliminary light emission by using the maximum preliminary light emission quantity set by the maximum preliminary light emission quantity setting unit as an upper limit.
申请公布号 US2002154910(A1) 申请公布日期 2002.10.24
申请号 US20020062436 申请日期 2002.02.05
申请人 NIKON CORPORATION 发明人 IWASAKI HIROYUKI
分类号 G03B7/16;G03B15/00;G03B15/05;(IPC1-7):G03B15/03 主分类号 G03B7/16
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