Title:
Lens drive
Document Type and Number:
Japanese Patent JP6049267
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a lens drive device capable of downsizing.SOLUTION: A lens drive device 1 includes: a first box section P1 for housing a lens frame 16 for driving in the direction of an optical axis C; a second box section P2 for housing the first box section P1; and drive means 11 arranged in between the first box section P1 and the second box section P2 for driving the first box section P1 according to imaging shifting. First and second aperture sections 21a and 10a with the optical axis as a center are formed on both ends in the direction of the optical axis of the first box section P1. Third and fourth aperture sections 5a and 2d with the optical axis as a center are formed on both ends in the direction of the optical axis of the second box section P2. In addition, the driving means 11 includes a coil 12b and a magnet 12a arranged facing each other in the direction of the optical axis, one of the coil and the magnet is fixed to the first box section in the periphery of the second aperture section and the other of the coil and the magnet is fixed to the second box section in the periphery of the fourth aperture section.
Inventors:
Kazuo Sakuma
Haruhiko Bandai
Yusuke Ehara
Nobuaki Watanabe
Haruhiko Bandai
Yusuke Ehara
Nobuaki Watanabe
Application Number:
JP2012016877A
Publication Date:
December 21, 2016
Filing Date:
January 30, 2012
Export Citation:
Assignee:
Nidec Copal Corporation
International Classes:
G03B5/00; G02B7/04; H04N5/225; H04N5/232
Domestic Patent References:
| JP2011247909A | ||||
| JP2011128583A | ||||
| JP2010190923A | ||||
| JP2011065145A | ||||
| JP2010175994A | ||||
| JP2010152020A |
Attorney, Agent or Firm:
Eichi International Patent Office