Lens apparatus having stop blade, optical filter and shutter...

Details Lens apparatus having stop blade, optical filter and shutter... Lens apparatus having stop blade, optical filter and shutter...

2003-10-24

2008-12-02

Ye, Lin (Department: 2622)

Television

Camera, system and detail

Support or housing

C348S342000, C348S363000

Reexamination Certificate

active

07460171

ABSTRACT:
A lens apparatus capable of efficiently arranging a stop blade, an optical filter and a shutter blade to reduce the size of the apparatus is disclosed. The lens apparatus comprising a lens, a lens holding member which holds the lens, a stop blade which changes an area of a light-passing aperture, an optical filter which inserts and removes with respect to a region opposed to the light-passing aperture and a shutter blade which opens and closes the light-passing aperture. Here, at least one member of the stop blade, the optical filter and the shutter blade is arranged at one end side of the lens holding member and the other member is arranged at the other end side of the lens holding member.

REFERENCES:
patent: 6753911 (2004-06-01), Yamada et al.
patent: 7071973 (2006-07-01), Yoshioka et al.
patent: 2001/0017662 (2001-08-01), Nomura et al.
patent: 2001/0038414 (2001-11-01), Hofer et al.
patent: 2005/0179779 (2005-08-01), Oochi et al.

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