Barrel having transfer article between manual focusing and automatic focusing

Application Number: 00108584
Application Date: 2000.05.18
Publication Number: 1274095
Publication Date: 2000.11.22
Priority Information: 1999/5/18 JP 136808/1999
International: G03B13/32
Applicant(s) Name: Nikon Corp.
Inventor(s) Name: Katagishi Yuichi;Kichibe Koji
Patent Agency Code: 11038
Patent Agent: he tengyun
Abstract Lens barrel has a changeover member for changing the lens focusing operation between automatic focusing and manual focusing. The lens barrel includes an automatic focusing unit for automatically adjusting a focusing operation of the lens, a changeover unit for selectively choosing either the manual focusing unit or the automatic focusing unit, and a locking mechanism for prohibiting the changeover operation of the changeover unit.