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:
Mar. 09, 2010
Filed:
Apr. 06, 2006
Shigeo Homme, Hachioji, JP;
Shigeo Homme, Hachioji, JP;
Konica Minolta Opto, Inc., Tokyo, JP;
Abstract
A lens barrel including an image capturing optical system, to be extended for image capturing and to be retracted for carrying, including: a first lens unit for capturing an image of a subject; a light-amount control member to control an amount of light which comes from the subject and passes through the image capturing optical system; and second lens unit including at least two lens units which sandwich the light-amount control member on the optical axis; wherein when the lens barrel is extended for image capturing, the first lens unit and the second lens unit exist on the optical axis, while the light amount control member is sandwiched between the two lens units of the second lens unit on the optical axis, and when the lens barrel is retracted, the second lens unit is shifted to the position out of the optical axis.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile