Image pickup lens, image pickup apparatus and mobile terminal

Details Image pickup lens, image pickup apparatus and mobile terminal Image pickup lens, image pickup apparatus and mobile terminal

2007-05-15

2007-05-15

Sugarman, Scott J. (Department: 2873)

Optical: systems and elements

Lens

Multiple component lenses

C359S716000

Reexamination Certificate

active

11406401

ABSTRACT:
An image pickup lens for forming image of a subject on a solid-state image pickup element includes: a first lens having a positive refractive power in a meniscus shape whose convex surface faces to an object side of the image pickup lens; an aperture stop; a second lens having a positive refractive power in a meniscus shape whose convex surface faces to an image side of the image pickup lens; a third lens having a negative refractive power whose concave surface faces to an object side of the image pickup lens. The first lens, the aperture stop, the second lens and the third lens are arranged in this order form an object side of the image pickup lens. The first lens and the third lens satisfy a predefined conditional expression.

REFERENCES:
patent: 6844989 (2005-01-01), Jo et al.
patent: 6930841 (2005-08-01), Sato
patent: 2004/0190158 (2004-09-01), Sato

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