JP5876345B2 - 光偏向器 - Google Patents
光偏向器 Download PDFInfo
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- JP5876345B2 JP5876345B2 JP2012067984A JP2012067984A JP5876345B2 JP 5876345 B2 JP5876345 B2 JP 5876345B2 JP 2012067984 A JP2012067984 A JP 2012067984A JP 2012067984 A JP2012067984 A JP 2012067984A JP 5876345 B2 JP5876345 B2 JP 5876345B2
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- optical deflector
- reflecting portion
- annular portion
- axis
- annular
- Prior art date
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- 230000003287 optical effect Effects 0.000 title claims description 52
- 230000002093 peripheral effect Effects 0.000 claims description 7
- 230000004907 flux Effects 0.000 claims 1
- 230000008878 coupling Effects 0.000 description 35
- 238000010168 coupling process Methods 0.000 description 35
- 238000005859 coupling reaction Methods 0.000 description 35
- 230000010355 oscillation Effects 0.000 description 6
- 230000003014 reinforcing effect Effects 0.000 description 5
- 230000008602 contraction Effects 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 4
- 238000005259 measurement Methods 0.000 description 3
- 210000001015 abdomen Anatomy 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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- 238000000034 method Methods 0.000 description 1
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- 230000002787 reinforcement Effects 0.000 description 1
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Images
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
- G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
- G02B26/0816—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more reflecting elements
- G02B26/0833—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more reflecting elements the reflecting element being a micromechanical device, e.g. a MEMS mirror, DMD
- G02B26/0858—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more reflecting elements the reflecting element being a micromechanical device, e.g. a MEMS mirror, DMD the reflecting means being moved or deformed by piezoelectric means
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
- G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
- G02B26/0816—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more reflecting elements
Description
Claims (2)
- 光源からの光束を反射する反射部と、
前記反射部と同心に配置され前記反射部の径方向外側から前記反射部を包囲する湾曲輪郭の環状部と、
前記反射部と同心に配置され前記環状部の外周側から前記環状部を包囲する支持部と、
前記反射部の往復揺動軸線上でかつ前記反射部の両側に配置されて前記反射部と前記環状部とを結合する2つのトーションバーと、
45°を含む所定角度範囲内で前記反射部の中心点において前記往復揺動軸線と交差する2つの交差軸線上でかつ前記環状部の両側に配置されて前記環状部と前記支持部とを結合する4つの結合バーと、
前記環状部に固着され印加電圧により収縮して前記反射部を前記往復揺動軸線の回りに往復揺動させる圧電素子とを備えることを特徴とする光偏向器。 - 請求項1記載の光偏向器において、
前記圧電素子は、前記2つの交差軸線上を外した前記環状部の部位に固設されていることを特徴とする光偏向器。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012067984A JP5876345B2 (ja) | 2012-03-23 | 2012-03-23 | 光偏向器 |
US13/846,518 US9097894B2 (en) | 2012-03-23 | 2013-03-18 | Optical deflector including four coupling bars between support body and frame |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012067984A JP5876345B2 (ja) | 2012-03-23 | 2012-03-23 | 光偏向器 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2013200404A JP2013200404A (ja) | 2013-10-03 |
JP5876345B2 true JP5876345B2 (ja) | 2016-03-02 |
Family
ID=49211554
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012067984A Active JP5876345B2 (ja) | 2012-03-23 | 2012-03-23 | 光偏向器 |
Country Status (2)
Country | Link |
---|---|
US (1) | US9097894B2 (ja) |
JP (1) | JP5876345B2 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018088291A1 (ja) * | 2016-11-09 | 2018-05-17 | 第一精工株式会社 | 可動反射素子 |
CN106526785B (zh) * | 2016-12-27 | 2017-09-12 | 西安交通大学 | 偏转轴相交于反射镜表面的低高度双轴偏转装置及方法 |
DE102017206252A1 (de) | 2017-04-11 | 2018-10-11 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Mikromechanische Spiegelvorrichtung |
DE102018220422A1 (de) * | 2018-11-28 | 2020-05-28 | Robert Bosch Gmbh | Aktuationseinrichtung für ein mikromechanisches Bauelement, mikromechanisches Bauelement und Verfahren zum Herstellen eines mikromechanisches Bauelements |
Family Cites Families (22)
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US3840293A (en) * | 1972-07-21 | 1974-10-08 | Gen Electric | Electronically driven spiral scan synchronous transmit-receiver laser system |
NL7600479A (nl) * | 1976-01-19 | 1977-07-21 | Philips Nv | Automatisch optisch focusseersysteem. |
US4865436A (en) * | 1986-03-25 | 1989-09-12 | Honeywell Inc. | Low cost ring laser angular rate sensor |
US5102214A (en) * | 1989-12-26 | 1992-04-07 | Rockwell International Corporation | Interferometer alignment control apparatus |
JP3214583B2 (ja) * | 1993-07-07 | 2001-10-02 | 富士電機株式会社 | 光偏向子 |
US5673139A (en) * | 1993-07-19 | 1997-09-30 | Medcom, Inc. | Microelectromechanical television scanning device and method for making the same |
US6285489B1 (en) * | 1999-08-05 | 2001-09-04 | Microvision Inc. | Frequency tunable resonant scanner with auxiliary arms |
US6625341B1 (en) * | 2000-06-12 | 2003-09-23 | Vlad J. Novotny | Optical cross connect switching array system with electrical and optical position sensitive detection |
WO2002079853A1 (en) * | 2001-03-16 | 2002-10-10 | Corning Intellisense Corporation | Electrostatically actuated micro-electro-mechanical devices and method of manufacture |
JP2003029150A (ja) * | 2001-07-13 | 2003-01-29 | Olympus Optical Co Ltd | 光学特性可変光学素子を含む光学系及び光学装置 |
US6844952B2 (en) * | 2001-09-18 | 2005-01-18 | Vitesse Semiconductor Corporation | Actuator-controlled mirror with Z-stop mechanism |
JP4146127B2 (ja) * | 2002-01-16 | 2008-09-03 | セイコーインスツル株式会社 | 圧電アクチュエータ及びそれを備えた電子機器 |
US6972883B2 (en) * | 2002-02-15 | 2005-12-06 | Ricoh Company, Ltd. | Vibration mirror, optical scanning device, and image forming using the same, method for making the same, and method for scanning image |
US7405854B2 (en) * | 2002-03-21 | 2008-07-29 | Cornell Research Foundation, Inc. | Fibrous micro-composite material |
US7442918B2 (en) * | 2004-05-14 | 2008-10-28 | Microvision, Inc. | MEMS device having simplified drive |
KR100743315B1 (ko) * | 2005-08-26 | 2007-07-26 | 엘지전자 주식회사 | 마이크로 미러 디바이스 및 이를 이용한 마이크로 미러디바이스 어레이 |
JP4984117B2 (ja) | 2006-07-13 | 2012-07-25 | スタンレー電気株式会社 | 2次元光スキャナ、それを用いた光学装置および2次元光スキャナの製造方法 |
JP5286906B2 (ja) * | 2007-06-08 | 2013-09-11 | 大日本印刷株式会社 | 圧電ミラーデバイスとこれを用いた光学機器および圧電ミラーデバイスの製造方法 |
JP5151944B2 (ja) * | 2008-12-09 | 2013-02-27 | セイコーエプソン株式会社 | 光フィルタ及びそれを備えた光モジュール |
DE102009033191A1 (de) * | 2009-07-07 | 2011-01-13 | Technische Universität Dresden | Reduzierung der dynamischen Deformation von Translationsspiegeln mit Hilfe von trägen Massen |
TWI416168B (zh) * | 2010-02-05 | 2013-11-21 | Ind Tech Res Inst | 光學多環掃描元件 |
TWI438486B (zh) * | 2010-08-17 | 2014-05-21 | Ind Tech Res Inst | 微振鏡裝置 |
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2012
- 2012-03-23 JP JP2012067984A patent/JP5876345B2/ja active Active
-
2013
- 2013-03-18 US US13/846,518 patent/US9097894B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
US9097894B2 (en) | 2015-08-04 |
US20130250390A1 (en) | 2013-09-26 |
JP2013200404A (ja) | 2013-10-03 |
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