Camera provided with a mechanism for detecting the film speed of

Details Camera provided with a mechanism for detecting the film speed of Camera provided with a mechanism for detecting the film speed of

1984-05-10

1985-09-03

Perkey, William B.

3541731, 354217, G03B 724, G03B 160, G03B 1736

Patent

active

045388903

ABSTRACT:
A camera into which a magazine containing a film therein and provided with means indicative of information concerning the film speed of the film can be loaded includes a device for detecting the film speed of the film on the basis of the information when the magazine is loaded into the camera and producing a first film speed signal indicative of the detected film speed, a device for manually setting the film speed of the film and producing a second film speed signal indicative of the set film speed of the film, a device for detecting the difference between the film speeds of the film indicated by the first and second film speed signals and producing a warning signal, a device for drawing out the film from the loaded magazine, and a device for hindering the production of the warning signal in response to the draw-out of a predetermined amount of film from the magazine.

REFERENCES:
patent: 4200371 (1980-04-01), Suzuki et al.
patent: 4440481 (1984-04-01), Hoda et al.

Affiliated with

Also associated with

Rating

Camera provided with a mechanism for detecting the film speed of does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Camera provided with a mechanism for detecting the film speed of, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Camera provided with a mechanism for detecting the film speed of will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-610707