Optical: systems and elements – Lens – With variable magnification
Reexamination Certificate
2011-07-19
2011-07-19
Sugarman, Scott J (Department: 2873)
Optical: systems and elements
Lens
With variable magnification
C359S676000, C359S687000
Reexamination Certificate
active
07982966
ABSTRACT:
In a zoom lens ZL having a plurality of lens groups which are disposed in order from an object, a first lens group that is disposed to closest to the object among the plurality of lens groups has positive refractive power and comprises a light path bending element which bends the path of light and a plurality of lens components which are disposed closer to the object than the light path bending element, and the plurality of lens components comprise at least one negative lens whose refractive index with respect to d-line exceeds 1.90.
REFERENCES:
patent: 6091551 (2000-07-01), Watanabe
patent: 7068429 (2006-06-01), Ori
patent: 7274516 (2007-09-01), Kushida et al.
patent: 7327953 (2008-02-01), Tamura
patent: 7443607 (2008-10-01), Kushida
patent: 2003/0161620 (2003-08-01), Hagimori et al.
patent: 2004/0027685 (2004-02-01), Mihara et al.
patent: 2005/0195482 (2005-09-01), Yamada et al.
patent: 2005/0259329 (2005-11-01), Yagyu et al.
patent: 2005/0270646 (2005-12-01), Yamada et al.
patent: 2006/0285221 (2006-12-01), Bito et al.
patent: 2007/0008418 (2007-01-01), Kuroda et al.
patent: 2009/0002840 (2009-01-01), Shirota
patent: 1768290 (2006-05-01), None
patent: 1717624 (2006-11-01), None
patent: 1 870 757 (2007-12-01), None
patent: 2006-184430 (1996-07-01), None
patent: 10-213746 (1998-08-01), None
patent: 2000-298235 (2000-10-01), None
patent: 2005-84151 (2005-03-01), None
patent: 2005-84283 (2005-03-01), None
patent: 2006-171492 (2006-06-01), None
patent: 2006-178193 (2006-07-01), None
patent: 2006-195068 (2006-07-01), None
patent: 2006-276475 (2006-10-01), None
patent: 2007-93984 (2007-04-01), None
Extended European Search Report and Opinion from European Patent Appln. No. 08250722.
Miles & Stockbridge P.C.
Nikon Corporation
Sugarman Scott J
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