Invention Grant
- Patent Title: Lens barrel, imaging apparatus, and manufacturing method for lens barrel
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Application No.: US15949530Application Date: 2018-04-10
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Publication No.: US11320622B2Publication Date: 2022-05-03
- Inventor: Toshifumi Maruyama
- Applicant: CANON KABUSHIKI KAISHA
- Applicant Address: JP Tokyo
- Assignee: CANON KABUSHIKI KAISHA
- Current Assignee: CANON KABUSHIKI KAISHA
- Current Assignee Address: JP Tokyo
- Agency: Rossi, Kimms & McDowell LLP
- Priority: JPJP2017-080958 20170414
- Main IPC: G02B7/02
- IPC: G02B7/02 ; G02B1/18 ; G02B1/04 ; G02B3/04
Abstract:
A lens barrel includes a lens containing resin, and a lens holder configured to hold the lens via an adhesive. The lens includes a first area, and a second area, the adhesive being applied to the second area, and the second area being adhered to the lens holder and containing more oxides or modified materials of the resin than the first area.
Public/Granted literature
- US20180299636A1 LENS BARREL, IMAGING APPARATUS, AND MANUFACTURING METHOD FOR LENS BARREL Public/Granted day:2018-10-18
Information query
IPC分类:
| G | 物理 |
| G02 | 光学 |
| G02B | 光学元件、系统或仪器 |
| G02B7/00 | 光学元件的安装、调整装置或不漏光连接 |
| G02B7/02 | .用于透镜 |
