Imaging lens

Details Imaging lens Imaging lens

2006-01-10

2006-01-10

Sugarman, Scott J. (Department: 2873)

Optical: systems and elements

Lens

Including a nonspherical surface

C359S791000

Reexamination Certificate

active

06985307

ABSTRACT:
In an imaging lens of the present invention, aberration is satisfactorily corrected, the optical length is short, and sufficient back focus is secured. The imaging lens of the present invention is constituted by arranging a first lens L1, an aperture diaphragm S1, a second lens L2,and a third lens L3in succession from the object side to the image side.

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patent: WO 99/63379 (1999-12-01), None
Patent Abstracts of Japan; vol. 1999, No. 2, Feb. 26, 1999 & JP 10 301021 A (Fuji Photo Optical Co., Ltd), Nov. 13, 1998.

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