Image pickup lens and image pickup apparatus

Details Image pickup lens and image pickup apparatus Image pickup lens and image pickup apparatus

2011-03-15

2011-03-15

Thompson, Timothy J (Department: 2873)

Optical: systems and elements

Lens

Multiple component lenses

C359S784000

Reexamination Certificate

active

07907356

ABSTRACT:
An image pickup lens includes, in order from an object side thereof: a first lens; a second lens comprising a surface facing the image surface side of the image pickup lens which is an aspheric surface; and a third lens. The aspheric surface has a concave shape facing the image surface side at a paraxial portion and has a convex shape facing the image surface side at the periphery.

REFERENCES:
patent: 3877795 (1975-04-01), Yamashita
patent: 5642229 (1997-06-01), Kaneko et al.
patent: 6937401 (2005-08-01), Sugano
patent: 7345830 (2008-03-01), Shinohara
patent: 2006/0227434 (2006-10-01), Hirose et al.
patent: 2004-309695 (2004-11-01), None
patent: 2005-55600 (2005-03-01), None

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