Title:
CAMERA PROVIDED WITH MAGNETIC HEAD
Document Type and Number:
Japanese Patent JPH06186630
Kind Code:
A
Abstract:
PURPOSE: To enable an unexposed frame and a frame already exposed to be precisely judged without requiring the analysis of read data when, the reading of the data is started in the midst of the data or even when the data is erroneously read.
CONSTITUTION: In a camera provided with a magnetic head 9 recording information on the magnetic recording areas of the respective frames of a film, recording control means 1 and 2 controlling the head 9 so as to alternately record at least two kinds of signals whose frequencies are different on the magnetic recording areas of the unexposed frames of the film are provided.
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Inventors:
YOKONUMA NORIKAZU
HIBINO HIDEOMI
KAZAMI KAZUYUKI
YAMAZAKI YOICHI
HIBINO HIDEOMI
KAZAMI KAZUYUKI
YAMAZAKI YOICHI
Application Number:
JP33474492A
Publication Date:
July 08, 1994
Filing Date:
December 15, 1992
Export Citation:
Assignee:
NIKON CORP
International Classes:
G03B17/24; (IPC1-7): G03B17/24
Attorney, Agent or Firm:
Fuyuki Nagai
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