Photographing lens driving control device

Details Photographing lens driving control device Photographing lens driving control device

2006-01-19

2009-10-27

Koval, Melissa J (Department: 2862)

Photography

Having variable focal length of camera objective

Power zoom

C359S697000

Reexamination Certificate

active

07609957

ABSTRACT:
A photographing lens driving control device includes a plurality of lens groups (1A-1C) having a magnification function, a plurality of lens driving devices (4A-4C), which drives the plurality of lens groups, and a control device (5A,5B), which controls the plurality of lens driving devices, and when driving a lens group (1A) positioned in an object side of the plurality of lens groups, the control device adjusts a driving speed of another lens group (1B) depending on a position of the another lens group with respect to a position of the lens group positioned in the object side.

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