Compact automatic focusing lens shutter type camera

Details Compact automatic focusing lens shutter type camera Compact automatic focusing lens shutter type camera

1983-05-11

1985-10-29

Adams, Russell E.

354402, 354288, G03B 300

Patent

active

045498008

ABSTRACT:
A compact 35 mm, automatic focusing camera of the lens shutter type includes a camera body having a camera obscura with a fast opening cartridge receiving and spool accommodating chambers on respective opposite sides of and extending above the camera obscura and a range finder located in the camera body spaced above the top of the camera obscura to delineate with the upper inside walls of the chambers and the top of the camera obscura a housing space. An objective lens registers with the camera obscura front opening and includes an axially movable focusing lens element. Disposed in the housing space is a flat lens control mechanism for shifting the focusing lens element, a first signal being produced in accordance with the focusing lens position, a second signal being generated by the range finder in accordance with the indicated range and a control signal responsive to the first and second signals for braking the control mechanism.

REFERENCES:
patent: 4283131 (1981-08-01), Ohnuki et al.
patent: 4304474 (1981-12-01), Stein
patent: 4307950 (1981-12-01), Suzuki et al.
patent: 4432621 (1984-02-01), Suzuki et al.

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