Apparatus for recording information of camera capable of optical

Details Apparatus for recording information of camera capable of optical Apparatus for recording information of camera capable of optical

1996-09-30

1997-07-15

Blankenship, Howard B.

Photography

With data recording

Data for control of subsequent processing of film

396315, 396319, G03B 1724

Patent

active

056492472

ABSTRACT:
An apparatus for recording data to a film, executing: both unchangeable recording such as optical recording, and changeable recording such as magnetic recording for relatively important data, which is required protection from data failure and is permitted to change such as date, date print mode, and trimming direction of printing area, and executing: only magnetic recording for relatively unimportant data, which is allowed some data failure and has few possibility of changing such as aperture value, shutter time value, photometric value, exposure compensation value, and object distance value; wherein the apparatus is housed in a detachable back cover of a camera, and data being transmitted from the main body of the camera to the back cover.

REFERENCES:
patent: 4676621 (1987-06-01), Malloy Desormeaux
patent: 5148197 (1992-09-01), Kunishige
patent: 5182590 (1993-01-01), Kaihara et al.
patent: 5220368 (1993-06-01), Kikukawa et al.
patent: 5517266 (1996-05-01), Funaki et al.
U.S. application No. 07/866,151.
U.S. application No. 08/080,227.
U.S. application No. 08/142,855.
U.S. application No. 08/080,317.
U.S. application No. 08/084,898.
U.S. application No. 08/125,604.
U.S. application No. 08/025,642.

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