公开(公告)号：US20190293902A1

公开(公告)日：2019-09-26

申请号：US16317926

申请日：2017-07-12

Applicant: NIKON CORPORATION

Inventor： Yuki KINOUCHI ,  Kentaro TERAO ,  Satoshi KAZAHAYA

IPC: G02B7/04 ,  G02B7/02 ,  G03B13/34

Abstract: A lens barrel and camera moves a lens in the optical axis direction at a high speed. This lens barrel is provided with: a first electromagnetic drive unit; a first lens holding frame, which holds a first lens, and moves the first lens in the optical axis direction by means of the first electromagnetic drive unit; a second electromagnetic drive unit; and a second lens holding frame, which holds a second lens, and moves the second lens in the optical axis direction by means of the second electromagnetic drive unit. The first lens holding frame is disposed on the inner circumference side of the second lens holding frame.

公开(公告)号：US20190179108A1

公开(公告)日：2019-06-13

申请号：US16308650

申请日：2017-06-12

Applicant: NIKON CORPORATION

Inventor： Yuki KINOUCHI ,  Kentaro TERAO ,  Satoshi KAZAHAYA ,  Hiroki TAKITA ,  Mizuki WAYU

IPC: G02B7/10 ,  G02B7/02 ,  G02B15/20

Abstract: A lens barrel includes: a first lens; a first tube that holds the first lens and moves along an optical axis; a focusing lens; an actuator that drives the focusing lens; and a second tube that holds the focusing lens and the actuator and moves along the optical axis.