DE602005015581D1 - Optisches element mit einer magnetischen flüssigkeit - Google Patents

Optisches element mit einer magnetischen flüssigkeit

Info

Publication number
DE602005015581D1
DE602005015581D1 DE602005015581T DE602005015581T DE602005015581D1 DE 602005015581 D1 DE602005015581 D1 DE 602005015581D1 DE 602005015581 T DE602005015581 T DE 602005015581T DE 602005015581 T DE602005015581 T DE 602005015581T DE 602005015581 D1 DE602005015581 D1 DE 602005015581D1
Authority
DE
Germany
Prior art keywords
fluid
magnetic field
optical element
magnetic liquid
fluids
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.)
Active
Application number
DE602005015581T
Other languages
English (en)
Inventor
B H W Hendriks
Santen Helmar Van
Der Aa Michiel Van
Wil Ophey
Teus Tukker
Stein Kuiper
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Priority claimed from PCT/IB2005/051739 external-priority patent/WO2005119307A1/en
Publication of DE602005015581D1 publication Critical patent/DE602005015581D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/12—Fluid-filled or evacuated lenses
    • G02B3/14—Fluid-filled or evacuated lenses of variable focal length
    • 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
    • G02B26/004—Optical devices or arrangements for the control of light using movable or deformable optical elements based on a displacement or a deformation of a fluid
    • G02B26/005—Optical devices or arrangements for the control of light using movable or deformable optical elements based on a displacement or a deformation of a fluid based on electrowetting

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mechanical Light Control Or Optical Switches (AREA)
  • Lenses (AREA)
  • Optical Head (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
  • Optical Couplings Of Light Guides (AREA)
  • Glass Compositions (AREA)
  • Led Devices (AREA)
DE602005015581T 2004-06-01 2005-05-27 Optisches element mit einer magnetischen flüssigkeit Active DE602005015581D1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP04102437 2004-06-01
GBGB0423564.4A GB0423564D0 (en) 2004-06-01 2004-10-25 Optical element
PCT/IB2005/051739 WO2005119307A1 (en) 2004-06-01 2005-05-27 Optical element

Publications (1)

Publication Number Publication Date
DE602005015581D1 true DE602005015581D1 (de) 2009-09-03

Family

ID=33484111

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602005015581T Active DE602005015581D1 (de) 2004-06-01 2005-05-27 Optisches element mit einer magnetischen flüssigkeit

Country Status (9)

Country Link
US (3) US20080252960A1 (de)
EP (1) EP1756629A1 (de)
JP (1) JP2008501140A (de)
CN (3) CN100429534C (de)
AT (1) ATE437376T1 (de)
DE (1) DE602005015581D1 (de)
GB (2) GB0423564D0 (de)
TW (1) TW200610984A (de)
WO (1) WO2005119308A1 (de)

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KR20070087214A (ko) * 2004-12-27 2007-08-27 코닌클리케 필립스 일렉트로닉스 엔.브이. 수차 교정장치
KR20080022194A (ko) * 2005-06-16 2008-03-10 코닌클리케 필립스 일렉트로닉스 엔.브이. 가변 포커스 렌즈
US7265911B2 (en) * 2005-08-22 2007-09-04 Eastman Kodak Company Zoom lens system having variable power element
CN101000385A (zh) 2006-01-14 2007-07-18 鸿富锦精密工业（深圳）有限公司 一种可变焦透镜模组及采用该透镜模组的镜头模组
DE102006004623A1 (de) * 2006-02-01 2007-08-09 Carl Zeiss Surgical Gmbh Variable optische Anordnung und optisches System mit einem solchen Stereo-Mikroskopiesystem
WO2008020356A1 (en) 2006-08-15 2008-02-21 Koninklijke Philips Electronics N.V. Variable focus lens
US20090201567A1 (en) 2006-08-31 2009-08-13 Koninklijke Philips Electronics N.V. Optical filter device and method of reducing vignetting
EP2191227A4 (de) * 2007-08-10 2017-04-19 Board of Regents, The University of Texas System Vorwärtsbildgebende systeme der optischen kohärenztomographie (oct) und sonde
US8699141B2 (en) 2009-03-13 2014-04-15 Knowles Electronics, Llc Lens assembly apparatus and method
US8659835B2 (en) * 2009-03-13 2014-02-25 Optotune Ag Lens systems and method
US9293821B2 (en) 2009-07-08 2016-03-22 The Charles Stark Draper Laboratory, Inc. Electronic devices, such as antennas, having fluidic constructs that permit reconfiguration of the devices
US9184496B2 (en) * 2009-07-08 2015-11-10 The Charles Stark Draper Laboratory, Inc. Inductors having fluidic constructs that permit reconfiguration of the inductors
JP5743399B2 (ja) * 2009-12-21 2015-07-01 キヤノン株式会社 液体レンズ
JP5590901B2 (ja) * 2010-02-03 2014-09-17 キヤノン株式会社 屈折力可変素子
EP2612065B1 (de) 2010-09-02 2017-05-17 Optotune AG Beleuchtungsquelle mit veränderlicher divergenz
EP2633341B1 (de) 2010-10-26 2019-12-25 Optotune AG Linse mit veränderlichem fokus mit zwei flüssigkeitskammern
KR101422787B1 (ko) * 2013-07-11 2014-07-28 포항공과대학교 산학협력단 전기수력학적 액체 렌즈
EP2837957B1 (de) 2013-08-13 2016-11-23 Telesto GmbH Flüssigkeitslinse zur kontrollierten Einstellung einer bestimmten Brennweite
CN105334645B (zh) * 2014-07-21 2018-02-16 联胜（中国）科技有限公司 2d/3d转换装置及其驱动方法、显示器
KR101728876B1 (ko) * 2015-04-10 2017-04-20 제일엠텍(주) 자동 초점 조절 구조의 레이저 마킹 장치 및 그에 의한 레이저 마킹 방법
KR101937212B1 (ko) * 2018-04-13 2019-01-11 제일엠텍(주) 초점 거리 탐지 구조의 레이저 마킹 장치 및 그에 의한 마킹 오류 탐지와 자동 초점 조절 방법
CN109031483A (zh) * 2018-09-07 2018-12-18 四川大学 一种基于电湿润活塞的液体透镜
CN111830612A (zh) * 2019-04-22 2020-10-27 陈浩南 一种电湿驱动液体透镜
CN111830611A (zh) * 2019-04-22 2020-10-27 陈浩南 一种线墙式多电极控制电润湿驱动液体透镜
CN110673240B (zh) * 2019-11-08 2021-01-01 厦门大学 一种带有s型流道的电流体驱动可变焦液体透镜
CN111812755A (zh) * 2020-08-22 2020-10-23 梁世冬 磁流体式液体变焦透镜
CN112346232B (zh) * 2020-11-02 2021-08-24 山东大学 便携式显微镜及其工作方法
CN112255713B (zh) * 2020-11-02 2021-08-10 山东大学 一种基于磁场调控的变焦液体透镜及光学放大仪器
CN118330794B (zh) * 2024-06-14 2024-09-13 常熟理工学院 一种基于磁流变弹性体的薄膜-液体变焦透镜

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US3876288A (en) * 1972-09-08 1975-04-08 West Electric Co Light controlling device
US4064453A (en) * 1976-07-02 1977-12-20 Xerox Corporation Magnetic field detector
US4267509A (en) * 1978-11-01 1981-05-12 Graham W Gordon Magneto-optical colloidal cell and device
US4384761A (en) * 1980-06-30 1983-05-24 International Business Machines Corporation Ferrofluid optical switches
JPS5845395Y2 (ja) * 1980-09-22 1983-10-15 株式会社 アルテツク 建築用手摺り子
US4475033A (en) * 1982-03-08 1984-10-02 Northern Telecom Limited Positioning device for optical system element
US5091801A (en) * 1989-10-19 1992-02-25 North East Research Associates, Inc. Method and apparatus for adjusting the focal length of a optical system
US5739959A (en) * 1993-07-20 1998-04-14 Lawrence D. Quaglia Automatic fast focusing infinitely variable focal power lens units for eyeglasses and other optical instruments controlled by radar and electronics
US5351319A (en) * 1993-11-15 1994-09-27 Ford Motor Company Ferrofluid switch for a light pipe
JPH08323192A (ja) * 1995-03-24 1996-12-10 Tdk Corp 物質界面を変化させる方法
US6449081B1 (en) * 1999-06-16 2002-09-10 Canon Kabushiki Kaisha Optical element and optical device having it
US6806988B2 (en) * 2000-03-03 2004-10-19 Canon Kabushiki Kaisha Optical apparatus
DE10012004A1 (de) * 2000-03-11 2001-09-27 Bosch Gmbh Robert Einrichtung zum Sauberhalten optischer Elemente in Kraftfahrzeugen, insbesondere von Sensor- oder Kamera-Abdeckungen
US7016560B2 (en) * 2001-02-28 2006-03-21 Lightwave Microsystems Corporation Microfluidic control for waveguide optical switches, variable attenuators, and other optical devices
JP2003029005A (ja) * 2001-07-19 2003-01-29 Canon Inc 光学素子および光学機器
ATE347116T1 (de) * 2002-02-14 2006-12-15 Koninkl Philips Electronics Nv Linse mit variablem fokus
US6612705B1 (en) * 2002-02-19 2003-09-02 Mark Davidson Mini-optics solar energy concentrator
CA2424023C (en) * 2003-03-28 2008-10-14 Institut National D'optique Method and system for characterizing aspheric surfaces of optical elements

Also Published As

Publication number Publication date
CN1961225A (zh) 2007-05-09
EP1756629A1 (de) 2007-02-28
TW200610984A (en) 2006-04-01
JP2008501140A (ja) 2008-01-17
US20080252960A1 (en) 2008-10-16
CN100429534C (zh) 2008-10-29
CN1961226A (zh) 2007-05-09
ATE437376T1 (de) 2009-08-15
WO2005119308A1 (en) 2005-12-15
CN100520450C (zh) 2009-07-29
CN1961227A (zh) 2007-05-09
US20080198438A1 (en) 2008-08-21
GB0424451D0 (en) 2004-12-08
US20090046195A1 (en) 2009-02-19
CN100501457C (zh) 2009-06-17
GB0423564D0 (en) 2004-11-24

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