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:
Jan. 13, 2026
Filed:
Feb. 01, 2022
Nittoh Inc., Nagano, JP;
Atsuro Yajima, Nagano, JP;
NITTOH INC., Nagano, JP;
Abstract
A lens barrel is provided with an adjustment mechanism and the adjustment mechanism has a fixed side hole part, a cam-side hole par, a driving transmission part that is provided on the outer peripheral side of a movable lens holding frame in the same straight line as the fixed side hole part and the cam-side hole part in a state where these hole parts are aligned, an inner peripheral engagement part that is formed on an inner peripheral surface of a fixed lens holding frame, and an outer peripheral engagement part that is formed on an outer peripheral surface of the movable lens holding frame in a state of engaging with the inner peripheral engagement part, and moves the movable lens holding frame in an optical axis direction by rotating with respect to the inner peripheral engagement part.