EP2054743A4 - Variable focus zoom lenses - Google Patents

Variable focus zoom lenses

Info

Publication number
EP2054743A4
EP2054743A4 EP06769720A EP06769720A EP2054743A4 EP 2054743 A4 EP2054743 A4 EP 2054743A4 EP 06769720 A EP06769720 A EP 06769720A EP 06769720 A EP06769720 A EP 06769720A EP 2054743 A4 EP2054743 A4 EP 2054743A4
Authority
EP
European Patent Office
Prior art keywords
variable focus
zoom lenses
focus zoom
lenses
variable
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.)
Withdrawn
Application number
EP06769720A
Other languages
German (de)
French (fr)
Other versions
EP2054743A1 (en
Inventor
Saman Dharmatilleke
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.)
Agency for Science Technology and Research Singapore
Original Assignee
Agency for Science Technology and Research Singapore
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 Agency for Science Technology and Research Singapore filed Critical Agency for Science Technology and Research Singapore
Publication of EP2054743A1 publication Critical patent/EP2054743A1/en
Publication of EP2054743A4 publication Critical patent/EP2054743A4/en
Withdrawn legal-status Critical Current

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
    • 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
EP06769720A 2006-08-24 2006-08-24 Variable focus zoom lenses Withdrawn EP2054743A4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/SG2006/000243 WO2008024071A1 (en) 2006-08-24 2006-08-24 Variable focus zoom lenses

Publications (2)

Publication Number Publication Date
EP2054743A1 EP2054743A1 (en) 2009-05-06
EP2054743A4 true EP2054743A4 (en) 2009-09-02

Family

ID=39107068

Family Applications (1)

Application Number Title Priority Date Filing Date
EP06769720A Withdrawn EP2054743A4 (en) 2006-08-24 2006-08-24 Variable focus zoom lenses

Country Status (5)

Country Link
EP (1) EP2054743A4 (en)
JP (1) JP2010501890A (en)
CN (1) CN101506690A (en)
TW (1) TW200813512A (en)
WO (1) WO2008024071A1 (en)

Families Citing this family (31)

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US10613355B2 (en) 2007-05-04 2020-04-07 E-Vision, Llc Moisture-resistant eye wear
US8922902B2 (en) 2010-03-24 2014-12-30 Mitsui Chemicals, Inc. Dynamic lens
US11061252B2 (en) 2007-05-04 2021-07-13 E-Vision, Llc Hinge for electronic spectacles
CN102037390A (en) * 2008-04-23 2011-04-27 萨曼·达尔马蒂拉克 Variable optical systems and components
MX2011007487A (en) 2009-01-15 2011-10-06 E Vision Llc Electro-active focus and zoom systems.
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
WO2010139343A1 (en) 2009-06-02 2010-12-09 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Lens and method for manufacturing same
WO2010139342A1 (en) * 2009-06-02 2010-12-09 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V. Lens and method for manufacturing same
EP2616879A4 (en) * 2010-09-16 2014-10-15 Medha Dharmatilleke Methods and camera systems for recording and creation of 3-dimension (3-d) capable videos and 3-dimension (3-d) still photos
WO2012051154A1 (en) * 2010-10-11 2012-04-19 Lisa Nibauer Non powered concepts for a wire frame of fluid filled lenses
US9292973B2 (en) 2010-11-08 2016-03-22 Microsoft Technology Licensing, Llc Automatic variable virtual focus for augmented reality displays
US9304319B2 (en) 2010-11-18 2016-04-05 Microsoft Technology Licensing, Llc Automatic focus improvement for augmented reality displays
US9323325B2 (en) 2011-08-30 2016-04-26 Microsoft Technology Licensing, Llc Enhancing an object of interest in a see-through, mixed reality display device
TWI464480B (en) * 2011-12-13 2014-12-11 Lin Rou Yu Variable focus lenses module
US9395468B2 (en) 2012-08-27 2016-07-19 Ocular Dynamics, Llc Contact lens with a hydrophilic layer
CN102879900A (en) * 2012-09-11 2013-01-16 电子科技大学 Zoom micro lens based on piezoelectric inverse effect
CN103231166B (en) * 2012-09-12 2016-01-27 苏州领创激光科技有限公司 Pneumatic servo focus adjusting mechanism
WO2014089747A1 (en) * 2012-12-10 2014-06-19 东莞华明灯具有限公司 Illumination lens device with variable curvature
WO2015073758A1 (en) 2013-11-15 2015-05-21 Ocular Dynamics, Llc Contact lens with a hydrophilic layer
EP3229851A4 (en) 2014-12-09 2018-08-01 Tangible Science LLC Medical device coating with a biocompatible layer
TWI600917B (en) * 2015-05-25 2017-10-01 超金光學有限公司 A method and module for optical zoom and utility thereof
CN104880746B (en) * 2015-06-19 2016-11-02 西安交通大学 A kind of varifocal optical lens system and preparation thereof
WO2017091921A1 (en) * 2015-12-04 2017-06-08 超金光学有限公司 Method for optical zoom and module and use thereof
AU2018294509B2 (en) * 2017-06-30 2024-01-18 Polight Asa Lens assembly for optical image stabilization and focus adjustment
CN110426840A (en) * 2019-08-09 2019-11-08 德淮半导体有限公司 Zoom lens
CN110780368B (en) * 2019-10-17 2021-07-27 天津大学 Self-adaptive liquid lens and manufacturing method thereof
CN111025627A (en) * 2020-01-10 2020-04-17 太原理工大学 PDMS film-based all-solid-state variable-focus electrostatic driving type microlens
CN111796347B (en) * 2020-07-28 2021-11-02 南京航空航天大学 Liquid variable-focus lens based on piezoelectric actuation and driving method
CN115128795B (en) * 2021-03-25 2024-03-19 深圳市万普拉斯科技有限公司 Lens assembly and electronic equipment
CN115670385A (en) * 2022-11-03 2023-02-03 上海交通大学 Intravascular fiber probe lateral three-dimensional scanning device and control method

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4783155A (en) * 1983-10-17 1988-11-08 Canon Kabushiki Kaisha Optical device with variably shaped optical surface and a method for varying the focal length
US4784479A (en) * 1984-05-30 1988-11-15 Canon Kabushiki Kaisha Varifocal optical system
US4892396A (en) * 1986-05-26 1990-01-09 Canon Kabushiki Kaisha Variable-focus optical device
US6081388A (en) * 1996-03-26 2000-06-27 Mannesmann Ag Opto-electronic imaging system for industrial applications
WO2004083899A2 (en) * 2003-03-17 2004-09-30 Nokia Corporation Method and device for image zooming
WO2005073778A1 (en) * 2004-01-30 2005-08-11 Koninklijke Philips Electronics N.V. Variable focus lens package
JP2005351971A (en) * 2004-06-08 2005-12-22 Casio Comput Co Ltd Lens device

Family Cites Families (11)

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US5440357A (en) * 1991-09-03 1995-08-08 Lawrence D. Quaglia Vari-lens phoropter and automatic fast focusing infinitely variable focal power lens units precisely matched to varying distances by radar and electronics
US5271875A (en) * 1991-09-12 1993-12-21 Bausch & Lomb Incorporated Method for molding lenses
US5804107A (en) * 1994-06-10 1998-09-08 Johnson & Johnson Vision Products, Inc. Consolidated contact lens molding
US5684637A (en) * 1995-07-19 1997-11-04 Floyd; Johnnie E. Fluid filled and pressurized lens with flexible optical boundary having variable focal length
JP3206420B2 (en) * 1996-02-22 2001-09-10 株式会社デンソー Camera device
GB9805977D0 (en) * 1998-03-19 1998-05-20 Silver Joshua D Improvements in variable focus optical devices
JP4078575B2 (en) * 1998-06-26 2008-04-23 株式会社デンソー Variable focus lens device
JP4106576B2 (en) * 1998-08-31 2008-06-25 株式会社デンソー Variable focus lens
US6859233B1 (en) * 2000-09-28 2005-02-22 Kabushiki Kaisha Toshiba Auto focus mechanism in image input apparatus
CN1189227C (en) * 2002-07-25 2005-02-16 广州市前锋水上运动器材用品有限公司 Swiming, diving and surfing mirror and its manufacture process
GB2405611B (en) * 2003-08-29 2006-03-22 Visaq Ltd A method of moulding contact lenses and moulding apparatus for use in the method

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4783155A (en) * 1983-10-17 1988-11-08 Canon Kabushiki Kaisha Optical device with variably shaped optical surface and a method for varying the focal length
US4784479A (en) * 1984-05-30 1988-11-15 Canon Kabushiki Kaisha Varifocal optical system
US4892396A (en) * 1986-05-26 1990-01-09 Canon Kabushiki Kaisha Variable-focus optical device
US6081388A (en) * 1996-03-26 2000-06-27 Mannesmann Ag Opto-electronic imaging system for industrial applications
WO2004083899A2 (en) * 2003-03-17 2004-09-30 Nokia Corporation Method and device for image zooming
WO2005073778A1 (en) * 2004-01-30 2005-08-11 Koninklijke Philips Electronics N.V. Variable focus lens package
JP2005351971A (en) * 2004-06-08 2005-12-22 Casio Comput Co Ltd Lens device

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2008024071A1 *

Also Published As

Publication number Publication date
EP2054743A1 (en) 2009-05-06
WO2008024071A1 (en) 2008-02-28
CN101506690A (en) 2009-08-12
JP2010501890A (en) 2010-01-21
TW200813512A (en) 2008-03-16

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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17P Request for examination filed

Effective date: 20090209

AK Designated contracting states

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Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR

AX Request for extension of the european patent

Extension state: AL BA HR MK RS

A4 Supplementary search report drawn up and despatched

Effective date: 20090803

RIC1 Information provided on ipc code assigned before grant

Ipc: G02B 7/04 20060101ALI20090728BHEP

Ipc: G02B 3/14 20060101AFI20090223BHEP

17Q First examination report despatched

Effective date: 20100428

STAA Information on the status of an ep patent application or granted ep patent

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18D Application deemed to be withdrawn

Effective date: 20111213