Zoom lens system and image pickup apparatus having the same

Details Zoom lens system and image pickup apparatus having the same Zoom lens system and image pickup apparatus having the same

2007-05-08

2007-05-08

Spector, David N. (Department: 2873)

Optical: systems and elements

Lens

With variable magnification

C359S680000, C348S335000, C348S340000

Reexamination Certificate

active

11234658

ABSTRACT:
At least one exemplary embodiment is directed to a zoom lens system which includes, in order from an object side to an image side a first lens unit having negative optical power, a second lens unit having positive optical power, and a third lens unit having positive optical power. In zooming, a distance between the first lens unit and the second lens unit and a distance between the second lens unit and the third lens unit are changed.

REFERENCES:
patent: 4647160 (1987-03-01), Ikemori
patent: 4810072 (1989-03-01), Takahashi
patent: 4828372 (1989-05-01), Betensky
patent: 4838666 (1989-06-01), Shiraishi
patent: 5715097 (1998-02-01), Shibayama
patent: 6396642 (2002-05-01), Takatsuki
patent: 6597513 (2003-07-01), Minefuji
patent: 6618210 (2003-09-01), Noguchi
patent: 6735020 (2004-05-01), Sekita
patent: 6943962 (2005-09-01), Sekita
patent: 2003/0138245 (2003-07-01), Watanabe
patent: 2005/0185287 (2005-08-01), Sekita
patent: 2005/0259334 (2005-11-01), Sekita
patent: 2006/0250700 (2006-11-01), Sekita
patent: 59-018917 (1984-01-01), None
patent: 61-267721 (1986-11-01), None
patent: 63-135913 (1988-06-01), None
patent: 2-118509 (1990-05-01), None
patent: 4-217219 (1992-08-01), None
patent: 6-201993 (1994-07-01), None
patent: 7-261083 (1995-10-01), None
patent: 8-327907 (1996-12-01), None
patent: 10-213745 (1998-08-01), None
patent: 2001-208969 (2001-08-01), None
patent: 2002-023053 (2002-01-01), None
patent: 2002-090625 (2002-03-01), None
patent: 2002-277740 (2002-09-01), None
patent: 2003-21783 (2003-01-01), None
patent: 2003-177316 (2003-06-01), None

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