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:
Oct. 16, 2012
Filed:
Oct. 25, 2010
Atsushi Ohata, Tokyo, JP;
Takuya Kato, Tokyo, JP;
Atsushi Ohata, Tokyo, JP;
Takuya Kato, Tokyo, JP;
Sony Corporation, Tokyo, JP;
Abstract
A zoom lens includes three groups that are a negative first group, a positive second group, and a positive third group in order from an object side. The first group includes a negative cemented lens formed by joining together, from the object side, a first lens formed by a negative single lens and a second lens formed by a positive single lens. The second group includes, from the object side, a third lens formed by a positive single lens and a cemented lens formed by joining together a fourth lens formed by a positive single lens and a fifth lens formed by a negative single lens. The third group includes a sixth lens formed by a positive single lens.