Title:
LENS UNIT AND CAMERA MODULE
Document Type and Number:
WIPO Patent Application WO/2021/085589
Kind Code:
A1
Abstract:
Provided are a lens unit and a camera module with which electrical wiring extending from an electric functional component provided within a lens barrel can be guided to an image side without interfering with an assembly operation, without the need to secure wiring space within the lens barrel, and without forming a long narrow through hole over substantially the entire length of the lens barrel. This lens unit 11 has a lens barrel 12 that is provided with: a first through hole 12d for guiding electrical wiring 52 extending from an electric functional component 50 to an image-side end of a flange 25B, the first through hole extending in the lengthwise direction from an object side toward an image side on the inside of a side wall 12c of the lens barrel 12; a second through hole 12e for establishing communication between the first through hole 12d and the outside of the lens barrel 12, the second through hole being provided to the side wall 12c of the lens barrel 12 so as to extend in the radial direction; and an accommodation groove 12f for accommodating the electrical wiring 52, which is led from the second through hole 12e to the outside of the lens barrel 12, and guiding the electrical wiring to the image side, the accommodation groove extending in the lengthwise direction from the object side toward the image side in the outer circumferential surface of the side wall 12c of the lens barrel 12 so as to communicate with the second through hole 12e.
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Inventors:
HIRATA HIROYUKI (JP)
Application Number:
PCT/JP2020/040777
Publication Date:
May 06, 2021
Filing Date:
October 30, 2020
Export Citation:
Assignee:
MAXELL LTD (JP)
International Classes:
G03B15/00; G02B7/02; G03B17/02; G03B17/08; G03B17/55; H04N5/225; H05B3/20
Foreign References:
| JP2004325603A | 2004-11-18 | |||
| JP2017167504A | 2017-09-21 | |||
| JP2008233512A | 2008-10-02 | |||
| US20190250363A1 | 2019-08-15 | |||
| US20180176431A1 | 2018-06-21 |
Attorney, Agent or Firm:
KURIBAYASHI Mitsuo (JP)
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