Title:
OPTICAL ELEMENT DRIVING DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/112896
Kind Code:
A1
Abstract:
An optical element driving device (100) comprises: three lower balls (11) disposed between a base member (18) and an intermediate member (3); three upper balls (12) disposed between the intermediate member (3) and an optical element holding member (2); a first driving means (DM1) for moving the intermediate member (3) in an X-axis direction with respect to the base member (18); and a second driving means (DM2) for moving the optical element holding member (2) in a Y-axis direction with respect to the intermediate member (3). The first driving means (DM1) has a first driving magnet (5A) provided on the intermediate member (3), and a first coil (9A) provided on the base member (18) so as to face the first driving magnet (5A) in a Z-axis direction. The second driving means (DM2) has a second driving magnet (5B) provided on the optical element holding member (2), and a second coil (9B) provided on the base member (18) so as to face the second driving magnet (5B) in the Z-axis direction.
Inventors:
ANDO JUN (JP)
ITO KIYOYUKI (JP)
ITO KIYOYUKI (JP)
Application Number:
PCT/JP2022/045698
Publication Date:
June 22, 2023
Filing Date:
December 12, 2022
Export Citation:
Assignee:
ALPS ALPINE CO LTD (JP)
International Classes:
G03B5/00; G02B7/02; G02B7/08; G03B30/00; H04N23/50; H04N23/55; H04N23/57
Foreign References:
| JP2011175036A | 2011-09-08 | |||
| JP2008152034A | 2008-07-03 | |||
| JP2020177252A | 2020-10-29 | |||
| JP2017090887A | 2017-05-25 | |||
| JP2008304850A | 2008-12-18 |
Attorney, Agent or Firm:
ITOH, Tadashige et al. (JP)
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