Lens barrel and photographing apparatus incorporating the same

Details Lens barrel and photographing apparatus incorporating the same Lens barrel and photographing apparatus incorporating the same

2006-06-13

2006-06-13

Mack, Ricky (Department: 2873)

Optical: systems and elements

Lens

With variable magnification

C359S694000, C359S823000

Reexamination Certificate

active

07061689

ABSTRACT:
A lens barrel includes a mount member configured to couple the lens barrel to a camera body, the mount member having a coupling surface for coupling with the camera body, a lens holding frame holding a lens and movable along an optical axis, the lens holding frame having a sleeve portion, the sleeve portion having a front end and a rear end, and a guide bar configured to guide the sleeve portion of the lens holding frame along the optical axis. The guide bar extends to a location nearer to an image plane than the coupling surface of the mount member. The rear end of the sleeve portion is disposed nearer to the image plane than the lens.

REFERENCES:
patent: 6002531 (1999-12-01), Nakashima et al.
patent: 6553185 (2003-04-01), Inaba et al.
patent: 6654182 (2003-11-01), Miyakawa
patent: 5-107538 (1993-04-01), None
patent: 11-133474 (1999-05-01), None
patent: 2002-214504 (2002-07-01), None

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