JP4958462B2 - レンズ駆動装置 - Google Patents
レンズ駆動装置 Download PDFInfo
- Publication number
- JP4958462B2 JP4958462B2 JP2006096887A JP2006096887A JP4958462B2 JP 4958462 B2 JP4958462 B2 JP 4958462B2 JP 2006096887 A JP2006096887 A JP 2006096887A JP 2006096887 A JP2006096887 A JP 2006096887A JP 4958462 B2 JP4958462 B2 JP 4958462B2
- Authority
- JP
- Japan
- Prior art keywords
- lens
- lens support
- yoke
- holder
- base
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000003384 imaging method Methods 0.000 claims description 25
- 239000000463 material Substances 0.000 claims description 19
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- 230000015572 biosynthetic process Effects 0.000 description 3
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- 239000000428 dust Substances 0.000 description 2
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- 239000004721 Polyphenylene oxide Substances 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 150000002825 nitriles Chemical class 0.000 description 1
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- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
Images
Classifications
-
- 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
- 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
- G02B7/026—Mountings, adjusting means, or light-tight connections, for optical elements for lenses using retaining rings or springs
-
- 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
- G03B17/00—Details of cameras or camera bodies; Accessories therefor
- G03B17/02—Bodies
- G03B17/12—Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets
-
- 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
- G03B17/00—Details of cameras or camera bodies; Accessories therefor
- G03B17/42—Interlocking between shutter operation and advance of film or change of plate or cut-film
- G03B17/425—Interlocking between shutter operation and advance of film or change of plate or cut-film motor drive cameras
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K33/00—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system
- H02K33/02—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system with armatures moved one way by energisation of a single coil system and returned by mechanical force, e.g. by springs
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K41/00—Propulsion systems in which a rigid body is moved along a path due to dynamo-electric interaction between the body and a magnetic field travelling along the path
- H02K41/02—Linear motors; Sectional motors
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Optics & Photonics (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Electromagnetism (AREA)
- Lens Barrels (AREA)
Description
、レンズ支持体が移動したときに生じるスプリングの反力による振動を短時間で収束する。
、レンズ支持体5が停止したときに生じるスプリング13a、13bの振動を短時間で収束することができる。
2 筐体
3 レンズ
5 レンズ支持体
7 コイル体
9 マグネット
11 ヨーク
13a 受光側スプリング
13b 結像側スプリング
15 フレーム
17 ホルダ
19 ベース
25 受光側閉鎖部材
31 受光素子
35 結像側閉鎖部材
37、38、41 シール材
47 環状気密材
51 組付け部材
55 弾性部材
Claims (2)
- レンズを保持する環状のレンズ支持体と、コイル体と、マグネットと、ヨークと、スプリングとを筐体内に具備し、筐体は、レンズの受光側に設けたフレームと、レンズの結像側に設けたホルダと、フレームとホルダとの間に設けたベースとから構成されており、ベースにヨークが密着固定してあり、ホルダは受光素子を固定した基板に取付けるものであり、ヨークはベースの内周に環状に設けてあり且つ断面コ字状を成しており、マグネットはヨークのコ字内に配置してあり、コイル体はレンズ支持体の外周に固定して且つマグネットに対面してヨークのコ字内に配置してあり、スプリングは筐体とレンズ支持体との間に設けて筐体に対してレンズ支持体を光軸方向に移動可能に支持しており、コイル体に給電して生じる電磁力によりレンズ支持体をレンズの光軸方向に駆動して電磁力とスプリングの付勢力との釣り合いにより所定位置にレンズ支持体を保持するレンズ駆動装置において、フレーム及びホルダには各々レンズとの対面位置に開口が形成されており、ホルダの開口を透明な結像側閉鎖部材で塞ぐと共にレンズ支持体とベースとの間に弾性変形可能な環状気密材を設け、環状気密材の内周縁の全周に亘ってレンズ支持体が密着してあり、環状気密材の外周縁の全周をヨークとベースとで密着挟持してあり、ホルダ、結像側閉鎖部材、ベース、レンズ支持体、レンズ及び環状気密材とで囲まれる空間に密閉した結像側ダンパ空間を形成したことを特徴とするレンズ駆動装置。
- 環状気密材には結像側ダンパ空間内の空気圧を調整する孔が形成してあることを特徴とする請求項1に記載のレンズ駆動装置。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006096887A JP4958462B2 (ja) | 2006-03-31 | 2006-03-31 | レンズ駆動装置 |
KR1020060044038A KR101311684B1 (ko) | 2006-03-31 | 2006-05-17 | 렌즈 구동 장치 및 카메라 장치 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006096887A JP4958462B2 (ja) | 2006-03-31 | 2006-03-31 | レンズ駆動装置 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011143762A Division JP5617076B2 (ja) | 2011-06-29 | 2011-06-29 | カメラ装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2007271878A JP2007271878A (ja) | 2007-10-18 |
JP4958462B2 true JP4958462B2 (ja) | 2012-06-20 |
Family
ID=38674738
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006096887A Active JP4958462B2 (ja) | 2006-03-31 | 2006-03-31 | レンズ駆動装置 |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP4958462B2 (ja) |
KR (1) | KR101311684B1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2014146048A (ja) * | 2014-04-03 | 2014-08-14 | New Shicoh Technology Co Ltd | レンズ駆動装置及びカメラ装置 |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008191497A (ja) * | 2007-02-06 | 2008-08-21 | Tdk Taiwan Corp | レンズの焦点駆動構造の動態レスポンスタイム抑制方法及び構造 |
JP2009115895A (ja) * | 2007-11-02 | 2009-05-28 | Alps Electric Co Ltd | カメラモジュール |
JP2009229703A (ja) * | 2008-03-21 | 2009-10-08 | Nidec Sankyo Corp | レンズ駆動装置 |
JP2009271405A (ja) * | 2008-05-09 | 2009-11-19 | Mitsumi Electric Co Ltd | カメラモジュール |
JP2010271545A (ja) * | 2009-05-21 | 2010-12-02 | Tdk Taiwan Corp | レンズ焦点駆動装置のレンズ保護構造 |
JP2012108345A (ja) * | 2010-11-18 | 2012-06-07 | Panasonic Corp | 撮像装置及びこれを備える携帯電子機器 |
JP5936177B2 (ja) * | 2011-06-10 | 2016-06-15 | 新シコー科技株式会社 | レンズ駆動装置、オートフォーカスカメラ及びカメラ付きモバイル端末 |
JP5880816B2 (ja) | 2011-09-28 | 2016-03-09 | ミツミ電機株式会社 | レンズ駆動装置 |
JP5542898B2 (ja) * | 2012-10-24 | 2014-07-09 | Jx日鉱日石金属株式会社 | カメラモジュール及びチタン銅箔 |
JP6192916B2 (ja) * | 2012-10-25 | 2017-09-06 | Jx金属株式会社 | 高強度チタン銅 |
JP6091973B2 (ja) * | 2013-04-16 | 2017-03-08 | Hoya株式会社 | 直進移動体の駆動装置 |
JP5708955B2 (ja) * | 2013-12-11 | 2015-04-30 | ミツミ電機株式会社 | カメラモジュールの製造方法 |
JP6356231B2 (ja) * | 2014-05-16 | 2018-07-11 | シャープ株式会社 | カメラモジュールおよび端末装置 |
JP5983971B2 (ja) * | 2015-02-26 | 2016-09-06 | ミツミ電機株式会社 | カメラモジュールの製造方法 |
JP6641415B2 (ja) * | 2018-05-01 | 2020-02-05 | アルプスアルパイン株式会社 | レンズ駆動装置 |
CN111725965B (zh) * | 2020-07-01 | 2022-08-23 | 浙江省东阳市东磁诚基电子有限公司 | 一种非接触式振动阻尼的线性振动电机及其实现方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5056902A (en) * | 1990-04-25 | 1991-10-15 | Smith & Nephew Dyonics, Inc. | Magnetically coupled lens actuator |
JP3915513B2 (ja) * | 2001-01-12 | 2007-05-16 | コニカミノルタホールディングス株式会社 | 撮像装置 |
JP4350481B2 (ja) * | 2003-04-16 | 2009-10-21 | 日本電産サンキョー株式会社 | レンズ駆動装置およびカメラ付き携帯機器 |
JP2005128405A (ja) * | 2003-10-27 | 2005-05-19 | Shicoh Eng Co Ltd | レンズ駆動装置 |
JP2006047356A (ja) * | 2004-07-30 | 2006-02-16 | Nidec Copal Corp | レンズ駆動装置 |
-
2006
- 2006-03-31 JP JP2006096887A patent/JP4958462B2/ja active Active
- 2006-05-17 KR KR1020060044038A patent/KR101311684B1/ko active IP Right Grant
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2014146048A (ja) * | 2014-04-03 | 2014-08-14 | New Shicoh Technology Co Ltd | レンズ駆動装置及びカメラ装置 |
Also Published As
Publication number | Publication date |
---|---|
JP2007271878A (ja) | 2007-10-18 |
KR101311684B1 (ko) | 2013-09-25 |
KR20070098388A (ko) | 2007-10-05 |
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