Zoom lens, camera, and portable information terminal apparatus

Details Zoom lens, camera, and portable information terminal apparatus Zoom lens, camera, and portable information terminal apparatus

2006-07-18

2006-07-18

Lester, Evelyn A. (Department: 2873)

Optical: systems and elements

Lens

With variable magnification

C359S683000, C359S685000, C359S689000, C359S716000, C359S749000, C359S753000

Reexamination Certificate

active

07079326

ABSTRACT:
A lens (1), a lens (2) and a lens (3) constitute a first group of lenses, a lens (4), a lens (5), a lens (6) and a lens (7) constitute a second group of lenses, and a lens (8) constitutes a third group of lenses in a zoom lens of the present invention. The second group of lenses is constituted by a first positive lens (4), a negative lens (5) which is in a meniscus shape which faces its convex shape toward a side of an object (70), a second positive lens (6) in a meniscus shape which faces its convex shape toward the object (70) side, and the third positive lens (7), which are in order from the object (70) side.

REFERENCES:
patent: 4571031 (1986-02-01), Kato
patent: 5153776 (1992-10-01), Nozawa
patent: 5262897 (1993-11-01), Kawamura
patent: 5764421 (1998-06-01), Shimizu et al.
patent: 6452729 (2002-09-01), Yamamoto
patent: 6545819 (2003-04-01), Nanba et al.
patent: 6804064 (2004-10-01), Hirakawa
patent: 2002/0122262 (2002-09-01), Nanba
patent: 2003/0107820 (2003-06-01), Nanba
patent: 2003/0133201 (2003-07-01), Nanba et al.
patent: 2003/0165018 (2003-09-01), Mihara
patent: 2003/0169509 (2003-09-01), Iyama
patent: 2003/0189762 (2003-10-01), Mihara et al.
patent: 2003/0197951 (2003-10-01), Nanba et al.
patent: 2004/0004772 (2004-01-01), Ohashi et al.
patent: 2004/0051958 (2004-03-01), Yoneyama
patent: 2004/0095654 (2004-05-01), Watanabe
patent: 10-39214 (1998-02-01), None
patent: 2000-267009 (2000-09-01), None

Affiliated with

Also associated with

Rating

Zoom lens, camera, and portable information terminal apparatus does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Zoom lens, camera, and portable information terminal apparatus, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Zoom lens, camera, and portable information terminal apparatus will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-3605274