Camera

Details Camera Camera

1997-05-16

1998-09-29

Perkey, W. B.

Photography

Having variable focal length of camera objective

Manually selected preset zoom position or range

396103, G03B 1336

Patent

active

058157450

ABSTRACT:
A camera comprises a lens optical system including a zooming lens, a photographic mode setting circuit capable of selectively setting a plurality of kinds of photographic modes, exposure conditions being individually set for the respective photographic modes, a driving circuit for causing the zooming lens to move, a focus adjusting circuit for performing focus adjustment of the lens optical system, and a controlling circuit for controlling the driving circuit in accordance with a particular photographic mode set by the photographic mode setting circuit and forcedly moving the zooming lens to a position corresponding to a predetermined focal length, the controlling circuit moving the zooming lens before an operation of the focus adjusting circuit.

REFERENCES:
patent: 5003337 (1991-03-01), Amano
patent: 5189458 (1993-02-01), Miyamoto et al.

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