The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 26, 2005
Filed:
Oct. 23, 2003
Susumu Yamaguchi, Hachioji, JP;
Masae Sato, Hachioji, JP;
Susumu Yamaguchi, Hachioji, JP;
Masae Sato, Hachioji, JP;
Konica Minolta Holdings, Inc., Tokyo, JP;
Abstract
An image pickup lens that has therein, in the order named from an object side, an aperture stop, a meniscus-shaped first lens having positive refracting power whose convex surface faces an object and a second lens having positive or negative refracting power whose convex surface faces the object, wherein each of the first lens and the second lens has at least one aspheric surface and satisfies the following condition expression f/|f|<1.0 wherein, fis a focal length of the first lens, fis a focal length of the second lens and f is a focal length of the entire system of the image pickup lens.