Camera having a zoom lens system

Details Camera having a zoom lens system Camera having a zoom lens system

1991-10-18

1992-08-18

Hix, L. T.

35419512, G03B 708

Patent

active

051403609

ABSTRACT:
A camera comprises a taking lens having a zoom lens system, zoom lens driver for performing a zooming operation by driving the taking lens, first parameter detector for detecting a subject distance from a photographing scene, second parameter detector detecting light source data from the photographing scene, and controlling circuit for controlling the zoom lens driver so that the taking lens has a focal length automatically obtained on the basis of the subject distance and the light source data. The camera gives a photographer in advantage when, for example, a baby is photographed in the whole image plane at a relatively short distance indoors, or a subject such as the whole body of a child on a ground is photographed in the whole image plane at a relatively long distance outdoors.

REFERENCES:
patent: 4145732 (1979-03-01), Pandres, Jr.
patent: 4445757 (1984-05-01), Enomoto et al.
patent: 4719485 (1988-01-01), Shikaumi
patent: 4786987 (1988-11-01), Fujimura et al.
patent: 4825237 (1989-04-01), Hatase et al.
patent: 4843456 (1989-06-01), Iida et al.
patent: 4870439 (1989-09-01), Tsuboi et al.

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