JP2008045919A5 - - Google Patents
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- JP2008045919A5 JP2008045919A5 JP2006219841A JP2006219841A JP2008045919A5 JP 2008045919 A5 JP2008045919 A5 JP 2008045919A5 JP 2006219841 A JP2006219841 A JP 2006219841A JP 2006219841 A JP2006219841 A JP 2006219841A JP 2008045919 A5 JP2008045919 A5 JP 2008045919A5
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- Prior art keywords
- generation unit
- magnetic
- blur
- magnetic generation
- unit
- 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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Claims (10)
前記第１の磁気発生部の前記磁石に対向して配置された磁石を含む第２の磁気発生部と、
前記第１の磁気発生部と前記第２の磁気発生部との間に配置され、前記第１の磁気発生部と前記第２の磁気発生部の配置方向と直交する検出方向に相対移動可能な磁気検出素子と
を備え、
前記第１の磁気発生部に含まれる前記磁石のＳ極及びＮ極が、それぞれ前記第２の磁気発生部に含まれる前記磁石のＮ極及びＳ極に対向して配置されること
を特徴とする位置検出装置。 A first magnetic generation unit including a magnet;
A second magnetic generation unit including a magnet disposed opposite to the magnet of the first magnetic generation unit;
Arranged between the first magnetic generation unit and the second magnetic generation unit and capable of relative movement in a detection direction orthogonal to the arrangement direction of the first magnetic generation unit and the second magnetic generation unit A magnetic detection element,
The S and N poles of the magnet included in the first magnetism generating unit are arranged to face the N and S poles of the magnet included in the second magnetism generating unit, respectively. Position detector.
前記第１の磁気発生部及び前記第２の磁気発生部は、それぞれ少なくともふたつの磁石を含み、前記対向して配置された前記Ｓ極と前記Ｎ極との間にそれぞれ無磁極部を備えること
を特徴とする位置検出装置。 The position detection device according to claim 1,
Each of the first magnetic generation unit and the second magnetic generation unit includes at least two magnets, and each includes a non-magnetic pole portion between the S pole and the N pole arranged to face each other. A position detection device characterized by the above.
前記磁気検出素子と前記第１の磁気発生部との距離、及び、前記磁気検出素子と前記第２の磁気発生部との距離が略同じあること
を特徴とする位置検出装置。 In the position detection device according to claim 1 or 2,
A position detection apparatus, wherein a distance between the magnetic detection element and the first magnetic generation unit and a distance between the magnetic detection element and the second magnetic generation unit are substantially the same.
前記第１の磁気発生部及び前記第２の磁気発生部に含まれる磁石は、その磁気的性質が略同じであること
を特徴とする位置検出装置。 In the position detection device according to any one of claims 1 to 3,
The position detection device characterized in that the magnets included in the first magnetic generation unit and the second magnetic generation unit have substantially the same magnetic properties.
前記第１の磁気発生部及び前記第２の磁気発生部は、ヨークを備えること
を特徴とする位置検出装置。 In the position detection device according to any one of claims 1 to 4,
The position detecting device, wherein the first magnetic generation unit and the second magnetic generation unit include a yoke.
前記ブレを補正するブレ補正光学系と、
前記ブレ検出部で検出された前記ブレに応じて前記ブレ補正光学系を駆動する駆動部と、
請求項１から請求項５までのいずれか１項に記載の位置検出装置とを備え、
前記磁気検出素子が前記ブレ補正光学系に設けられたこと
を特徴とするブレ補正装置。 A blur detection unit for detecting blur, a blur correction optical system for correcting the blur,
A drive unit that drives the shake correction optical system in accordance with the shake detected by the shake detection unit;
A position detection device according to any one of claims 1 to 5,
A shake correction apparatus, wherein the magnetic detection element is provided in the shake correction optical system.
前記駆動部は、前記ブレ補正光学系を、前記ブレ補正光学系の光軸と略直交する方向に駆動することThe drive unit drives the shake correction optical system in a direction substantially orthogonal to the optical axis of the shake correction optical system.
を特徴とするブレ補正装置。A blur correction device characterized by the above.
前記ブレを補正するブレ補正レンズと、
前記ブレ補正レンズが中央部に装着されたレンズ枠と、
前記ブレ検出部で検出された前記ブレに応じて、前記レンズ枠を前記ブレ補正レンズの光軸と略直交する方向に駆動する駆動部と、
請求項１から請求項６までのいずれか１項に記載の位置検出装置とを備え、
前記磁気検出素子が前記レンズ枠に設けられたこと
を特徴とするブレ補正装置。 A detection unit for detecting blur;
A blur correction lens for correcting the blur;
A lens frame in which the blur correction lens is mounted in the center;
A drive unit that drives the lens frame in a direction substantially orthogonal to the optical axis of the blur correction lens in accordance with the blur detected by the blur detection unit;
The position detection device according to any one of claims 1 to 6,
The magnetic detection element is provided on the lens frame.
Shake correcting device according to claim.
を特徴とするレンズ鏡筒。 A blur correction device according to any one of claims 6 to 8 is included.
A lens barrel characterized by
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006219841A JP4899712B2 (en) | 2006-08-11 | 2006-08-11 | Lens barrel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006219841A JP4899712B2 (en) | 2006-08-11 | 2006-08-11 | Lens barrel |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2008045919A JP2008045919A (en) | 2008-02-28 |
| JP2008045919A5 true JP2008045919A5 (en) | 2009-10-01 |
| JP4899712B2 JP4899712B2 (en) | 2012-03-21 |
Family
ID=39179815
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2006219841A Expired - Fee Related JP4899712B2 (en) | 2006-08-11 | 2006-08-11 | Lens barrel |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4899712B2 (en) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5274050B2 (en) | 2008-02-27 | 2013-08-28 | Ｎｓｋワーナー株式会社 | Roller type one-way clutch |
| JP5106254B2 (en) * | 2008-06-04 | 2012-12-26 | 日本電産サンキョー株式会社 | Optical device for photography |
| JP5056890B2 (en) | 2010-04-08 | 2012-10-24 | 株式会社デンソー | Stroke amount detection device |
| JP5653262B2 (en) * | 2011-03-16 | 2015-01-14 | 株式会社デンソー | Stroke amount detection device |
| JP5434939B2 (en) * | 2011-03-16 | 2014-03-05 | 株式会社デンソー | Stroke amount detection device |
| JP5715023B2 (en) * | 2011-10-12 | 2015-05-07 | 旭化成エレクトロニクス株式会社 | POSITION DETECTION DEVICE, POSITION DETECTION METHOD, AND ELECTRONIC DEVICE USING THE SAME |
| JP2015038527A (en) * | 2011-10-28 | 2015-02-26 | ピーエス特機株式会社 | Position detector |
| JP6018417B2 (en) * | 2012-05-29 | 2016-11-02 | 旭化成エレクトロニクス株式会社 | Position detection device |
| JP6065563B2 (en) * | 2012-12-10 | 2017-01-25 | リコーイメージング株式会社 | Position detecting device and photographing device |
| JP6308381B2 (en) * | 2013-11-13 | 2018-04-11 | リコーイメージング株式会社 | POSITION DETECTION DEVICE, POSITION CORRECTION DEVICE, AND PHOTOGRAPHING DEVICE |
| JP6297925B2 (en) * | 2014-05-29 | 2018-03-20 | 旭化成エレクトロニクス株式会社 | The camera module |
| JP6672656B2 (en) * | 2015-09-15 | 2020-03-25 | リコーイメージング株式会社 | Position detecting device and optical device |
| JP6769696B2 (en) * | 2015-09-16 | 2020-10-14 | 旭化成エレクトロニクス株式会社 | Position detector |
| JP6660829B2 (en) * | 2016-06-30 | 2020-03-11 | 株式会社タムロン | Actuator, lens unit and camera having the same |
| KR102412291B1 (en) | 2017-08-18 | 2022-06-23 | 삼성전자 주식회사 | Electronic device for controlling shaking of lens unit included in a camera module and a method for the same |
| JP2022185492A (en) * | 2021-06-02 | 2022-12-14 | エスゼット ディージェイアイ テクノロジー カンパニー リミテッド | Drive device and imaging device |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6211668B1 (en) * | 1998-12-09 | 2001-04-03 | Cts | Magnetic position sensor having opposed tapered magnets |
| JP4228715B2 (en) * | 2003-02-17 | 2009-02-25 | 株式会社ニコン | Blur correction device and lens barrel |
-
2006
- 2006-08-11 JP JP2006219841A patent/JP4899712B2/en not_active Expired - Fee Related
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