Commom zoom optical system

Details Commom zoom optical system Commom zoom optical system

2005-09-29

2008-11-18

Choi, William C (Department: 2873)

Optical: systems and elements

Lens

With variable magnification

C359S687000, C359S672000

Reexamination Certificate

active

07453647

ABSTRACT:
The common zoom optical system is provided that is almost commonly used in a plurality of zoom lenses as a component and that is capable of suppressing fluctuation in aberrations and deviation in the position of the image plane, wherein the common zoom optical system is almost commonly used in a plurality of zoom lenses as a component, and when zooming from a wide-angle end state of a plurality of the zoom lenses composed by use of the common zoom optical system to a telephoto end state thereof, a moving path of the common zoom optical system differs for each zoom lens.

REFERENCES:
patent: 3030863 (1962-04-01), Schwartz et al.
patent: 5082360 (1992-01-01), Sato et al.
patent: 6785056 (2004-08-01), Mihara
patent: 07-199067 (1995-08-01), None
patent: 2003-121738 (2003-04-01), None

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