Lens barrel and photographing apparatus

Details Lens barrel and photographing apparatus Lens barrel and photographing apparatus

2007-08-17

2008-12-09

Hasan, Mohammed (Department: 2873)

Optical: systems and elements

Lens

With variable magnification

C359S823000

Reexamination Certificate

active

07463428

ABSTRACT:
A lens barrel includes a first and second movable frames provided coaxially on an optical axis of a lens, and telescopically moved in and out from a stationary main frame; a first support member engaged with the first movable frame as a first pivot orthogonal to the optical axis, and a second support member engaged with the first movable frame as a second pivot orthogonal to the optical axis and the first pivot, a first connection member pivotally supported on or engaged with the second movable frame as a third pivot or the first movable frame as a fourth pivot; and engaged with the second movable frame as a fifth pivot or the first movable frame as a sixth pivot, wherein arm portions of the first support member and the first connection member are engaged with each other.

REFERENCES:
patent: 4834514 (1989-05-01), Atsuta et al.
patent: 6751031 (2004-06-01), Yasutomi
patent: 6778335 (2004-08-01), Takanashi
patent: 06-324247 (1994-11-01), None
patent: 11-119078 (1999-04-01), None

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