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:
Dec. 01, 2009
Filed:
Nov. 04, 2005
Toshinari Noda, Osaka, JP;
Naoki Tatehata, Kyoto, JP;
Yoshihiko Tsujikawa, Osaka, JP;
Satoshi Ueda, Kyoto, JP;
Katsuya Morinaka, Osaka, JP;
Toshinari Noda, Osaka, JP;
Naoki Tatehata, Kyoto, JP;
Yoshihiko Tsujikawa, Osaka, JP;
Satoshi Ueda, Kyoto, JP;
Katsuya Morinaka, Osaka, JP;
Panasonic Corporation, Osaka, JP;
Abstract
A lens unit includes a lens barrel () with a through hole (), a first lens () press-fitted into the through-hole (), a first step () catching an outer edge of the first lens () in the through-hole (), a second lens () press-fitted into the through-hole () in a direction of an optical axis of the first lens (), and a second step () catching an outer edge of the second lens () in the through-hole (). The second lens () has a diameter larger than that of the first lens (). A third step () or a sloped portion broadening the through hole from the first lens to the second lens is further provided.