发明名称 Camera having film counter
摘要 A camera having a film counter according to the present invention includes a display device which displays information related to frames of a film; a detector which detects that a battery has been replaced while the camera is loaded with the film; a volatile memory which stores information related to a number of remaining unexposed frames of the film; and a controller which causes the display device to display the number of remaining unexposed frames according to the information stored in the volatile memory until the battery is replaced, and switches the display device to display a frame number in a forward count display, in which a frame number increases for each exposure, in response to a signal generated by the detector upon replacement of the battery.
申请公布号 US5729775(A) 申请公布日期 1998.03.17
申请号 US19960723758 申请日期 1996.09.30
申请人 NIKON CORPORATION 发明人 OHTA, HIDEFUMI;MACHIDA, KIYOSADA;WAKABAYASHI, HIROSHI
分类号 G03B1/60;G03B7/18;G03B7/26;G03B17/18;G03B17/36;(IPC1-7):G03B17/36 主分类号 G03B1/60
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