JP7324821B2 - レンズ駆動装置、カメラ装置、及び電子機器 - Google Patents
レンズ駆動装置、カメラ装置、及び電子機器 Download PDFInfo
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- JP7324821B2 JP7324821B2 JP2021190234A JP2021190234A JP7324821B2 JP 7324821 B2 JP7324821 B2 JP 7324821B2 JP 2021190234 A JP2021190234 A JP 2021190234A JP 2021190234 A JP2021190234 A JP 2021190234A JP 7324821 B2 JP7324821 B2 JP 7324821B2
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/64—Imaging systems using optical elements for stabilisation of the lateral and angular position of the image
- G02B27/646—Imaging systems using optical elements for stabilisation of the lateral and angular position of the image compensating for small deviations, e.g. due to vibration or shake
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
- G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
- G02B7/09—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification adapted for automatic focusing or varying magnification
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B30/00—Camera modules comprising integrated lens units and imaging units, specially adapted for being embedded in other devices, e.g. mobile phones or vehicles
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B5/00—Adjustment of optical system relative to image or object surface other than for focusing
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B5/00—Adjustment of optical system relative to image or object surface other than for focusing
- G03B5/02—Lateral adjustment of lens
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B5/00—Adjustment of optical system relative to image or object surface other than for focusing
- G03B5/06—Swinging lens about normal to the optical axis
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
- G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
- G02B7/08—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification adapted to co-operate with a remote control mechanism
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B2205/00—Adjustment of optical system relative to image or object surface other than for focusing
- G03B2205/0007—Movement of one or more optical elements for control of motion blur
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B2205/00—Adjustment of optical system relative to image or object surface other than for focusing
- G03B2205/0007—Movement of one or more optical elements for control of motion blur
- G03B2205/0015—Movement of one or more optical elements for control of motion blur by displacing one or more optical elements normal to the optical axis
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B2205/00—Adjustment of optical system relative to image or object surface other than for focusing
- G03B2205/0007—Movement of one or more optical elements for control of motion blur
- G03B2205/0023—Movement of one or more optical elements for control of motion blur by tilting or inclining one or more optical elements with respect to the optical axis
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B2205/00—Adjustment of optical system relative to image or object surface other than for focusing
- G03B2205/0053—Driving means for the movement of one or more optical element
- G03B2205/0069—Driving means for the movement of one or more optical element using electromagnetic actuators, e.g. voice coils
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lens Barrels (AREA)
- Adjustment Of Camera Lenses (AREA)
Description
図12(B)に示すように、下側案内突起44の中央におけるX方向の幅をLx、XZ平面で切断した断面におけるZ方向端面122の円弧の半径をRxとすれば、半径Rxは、幅Lxの10~20倍、好ましくは12~15倍である。
12 レンズ駆動装置
14 レンズ
16 固定体
18 移動体
20 レンズ支持体
22 第1枠体
24 レンズ取付け用孔
26 第1移動体プレート
28 第2移動体プレート
30 第1カバー
32、34、36 開口
38 直交方向案内機構
40 第1案内機構
42 第2案内機構
44 下側案内突起
46 下側案内溝
48 上側案内突起
50 上側案内溝
52 第1磁石
54 第2磁石
56 第1磁性部材
58 第2磁性部材
60 取付け部
62 取付け孔
64 被取付け部
66 第3磁石
68 第2枠体
70 第3磁性部材
72 第1コイル
74 第2コイル
76 第3コイル
78 フレキシブルプリント基板
80 ベース
82 第2カバー
84、86 通孔
88 開口部
90 端子部
92 Y方向位置検知素子
94 X方向位置検知素子
96 Z方向位置検知素子
98 連結部
100 分割開口
102 光軸方向案内機構
104 第3案内機構
106 第4案内機構
108 +X側案内軸
110 +X側案内孔
110A 案内面
110B Y側面
112 -X側案内軸
114 -X側案内溝
114A 突出部
116 下側固定部
118 上側固定部
120 挿入孔
122 Z方向端面
124 Y方向端面
126 X方向端面
Claims (7)
- レンズの移動を案内する案内機構を有し、
前記案内機構は、案内溝と該案内溝に摺動自在に嵌る案内突起とを有し、
前記案内溝は、平面状に形成された底面を有し、
XYZ直交座標系において、摺動方向をX方向、高さ方向をZ方向とすると、
前記案内突起は前記案内溝の底面に対向するZ方向端面を有し、
XZ平面で切断した前記Z方向端面の断面形状は前記案内溝の底面側が凸となる曲線状に形成され、前記XZ平面で切断したZ方向端面の断面形状が呈する曲線は、X方向幅に対して10~20倍の半径を有する円弧であり、且つYZ平面で切断した前記Z方向端面の断面形状は前記案内溝の底面側が凸となる曲線状に形成され、前記YZ平面で切断した断面形状が呈する曲線は、Y方向幅に対して1~10倍の半径を有する円弧である
レンズ駆動装置。 - 前記案内突起は、前記Z方向端面のY方向及びX方向の中央で前記案内溝の底面に接触する請求項1記載のレンズ駆動装置。
- 前記案内溝は、前記底面から垂直に立ち上がり、X方向に延びる側面を有し、前記案内突起は、前記案内溝の側面に摺動するY方向端面を有し、XY平面で切断した前記Y方向端面の断面形状は前記案内溝の側面側が凸となる曲線状に形成されている請求項1記載のレンズ駆動装置。
- 前記案内機構は、前記レンズの外側の四方に形成されている請求項1記載のレンズ駆動装置。
- 前記案内突起は、X方向幅がY方向幅の2倍である請求項1記載のレンズ駆動装置。
- 請求項1から5のいずれか1項記載のレンズ駆動装置と、レンズ支持体に支持されたレンズと、を有するカメラ装置。
- 請求項6記載のカメラ装置を有する電子機器。
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CN202011562736.X | 2020-12-25 | ||
CN202011562736.XA CN114755786B (zh) | 2020-12-25 | 驱动装置、照相装置以及电子设备 |
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JP2022103071A JP2022103071A (ja) | 2022-07-07 |
JP7324821B2 true JP7324821B2 (ja) | 2023-08-10 |
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US (1) | US20220206312A1 (ja) |
JP (1) | JP7324821B2 (ja) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002228907A (ja) | 2001-02-02 | 2002-08-14 | Ricoh Co Ltd | 複合光学部材 |
JP2019078850A (ja) | 2017-10-23 | 2019-05-23 | 新思考電機有限公司 | レンズ駆動装置、カメラ装置及び電子機器 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
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KR20150098323A (ko) * | 2014-02-20 | 2015-08-28 | (주) 엠디펄스 | 개량된 가이드 구조를 갖는 렌즈 초점거리 조절모듈 |
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2021
- 2021-11-24 JP JP2021190234A patent/JP7324821B2/ja active Active
- 2021-12-01 US US17/539,509 patent/US20220206312A1/en active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002228907A (ja) | 2001-02-02 | 2002-08-14 | Ricoh Co Ltd | 複合光学部材 |
JP2019078850A (ja) | 2017-10-23 | 2019-05-23 | 新思考電機有限公司 | レンズ駆動装置、カメラ装置及び電子機器 |
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JP2022103071A (ja) | 2022-07-07 |
CN114755786A (zh) | 2022-07-15 |
US20220206312A1 (en) | 2022-06-30 |
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