Image pickup apparatus and lens barrel

Details Image pickup apparatus and lens barrel Image pickup apparatus and lens barrel

2006-01-04

2008-08-12

Assouad, Patrick (Department: 2862)

Photography

With exposure objective focusing means, focusing aid, or...

Lens drive circuit or motor structure

C396S079000, C396S085000, C359S824000

Reexamination Certificate

active

07412160

ABSTRACT:
An image pickup apparatus includes a lens barrel, a lens holding frame made movable in an optical axis direction inside the lens barrel, a movable lens held in the lens holding frame, a yoke inserted into the lens barrel and attached to the lens barrel, a magnet attached to the yoke, and a driving coil that is attached to the lens holding frame and located to be opposed to the magnet and gives propulsion to the lens holding frame. A pair of first fitting sections is provided in the lens barrel. A pair of second fitting sections is provided in the lens barrel. An interval between the first fitting sections is set larger than an interval between the second fitting sections. A distance from the optical axis to the respective first fitting sections is set larger than a distance from the optical axis to the respective second fitting sections.

REFERENCES:
patent: 5471100 (1995-11-01), Sakamoto et al.
patent: 5572372 (1996-11-01), Sekine et al.
patent: 5905598 (1999-05-01), Shimada et al.
patent: 5956529 (1999-09-01), Lee et al.
patent: 6324023 (2001-11-01), Nagaoka et al.
patent: 7215490 (2007-05-01), Chao
patent: 2005/0111112 (2005-05-01), Masuda
patent: 2000-147350 (2000-05-01), None

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