ATE512377T1 - Specklereduktion anhand einer abstimmbaren flüssiglinse - Google Patents

Specklereduktion anhand einer abstimmbaren flüssiglinse

Info

Publication number
ATE512377T1
ATE512377T1 AT08839142T AT08839142T ATE512377T1 AT E512377 T1 ATE512377 T1 AT E512377T1 AT 08839142 T AT08839142 T AT 08839142T AT 08839142 T AT08839142 T AT 08839142T AT E512377 T1 ATE512377 T1 AT E512377T1
Authority
AT
Austria
Prior art keywords
liquid lens
tunable liquid
speckler
reduction
laser source
Prior art date
Application number
AT08839142T
Other languages
English (en)
Inventor
Robert Frahm
Omar Lopez
Original Assignee
Alcatel Lucent
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 Alcatel Lucent filed Critical Alcatel Lucent
Application granted granted Critical
Publication of ATE512377T1 publication Critical patent/ATE512377T1/de

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/48—Laser speckle optics
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y20/00—Nanooptics, e.g. quantum optics or photonic crystals
    • 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
    • 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
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/0136—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  for the control of polarisation, e.g. state of polarisation [SOP] control, polarisation scrambling, TE-TM mode conversion or separation
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/29—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the position or the direction of light beams, i.e. deflection
    • 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
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/005—Projectors using an electronic spatial light modulator but not peculiar thereto
    • G03B21/006—Projectors using an electronic spatial light modulator but not peculiar thereto using LCD's
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3129—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] scanning a light beam on the display screen
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3141—Constructional details thereof
    • H04N9/315—Modulator illumination systems
    • H04N9/3161—Modulator illumination systems using laser light sources
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/29—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the position or the direction of light beams, i.e. deflection
    • G02F1/294—Variable focal length devices
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/29—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the position or the direction of light beams, i.e. deflection
    • G02F1/33—Acousto-optical deflection devices
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F2202/00—Materials and properties
    • G02F2202/36—Micro- or nanomaterials

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Chemical & Material Sciences (AREA)
  • Nanotechnology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biophysics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Liquid Crystal (AREA)
  • Mechanical Light Control Or Optical Switches (AREA)
AT08839142T 2007-10-16 2008-10-15 Specklereduktion anhand einer abstimmbaren flüssiglinse ATE512377T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/872,751 US7862183B2 (en) 2007-10-16 2007-10-16 Speckle reduction using a tunable liquid lens
PCT/US2008/011757 WO2009051720A1 (en) 2007-10-16 2008-10-15 Speckle reduction using a tunable liquid lens

Publications (1)

Publication Number Publication Date
ATE512377T1 true ATE512377T1 (de) 2011-06-15

Family

ID=40228003

Family Applications (1)

Application Number Title Priority Date Filing Date
AT08839142T ATE512377T1 (de) 2007-10-16 2008-10-15 Specklereduktion anhand einer abstimmbaren flüssiglinse

Country Status (7)

Country Link
US (1) US7862183B2 (de)
EP (1) EP2201412B1 (de)
JP (1) JP5028527B2 (de)
KR (1) KR20100054162A (de)
CN (1) CN101828132B (de)
AT (1) ATE512377T1 (de)
WO (1) WO2009051720A1 (de)

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US8247999B2 (en) 2008-01-22 2012-08-21 Alcatel Lucent Time division multiplexing a DC-to-DC voltage converter
US8129669B2 (en) 2008-01-22 2012-03-06 Alcatel Lucent System and method generating multi-color light for image display having a controller for temporally interleaving the first and second time intervals of directed first and second light beams
US8109638B2 (en) * 2008-01-22 2012-02-07 Alcatel Lucent Diffuser configuration for an image projector
WO2010125562A1 (en) * 2009-04-26 2010-11-04 X.D.M. Ltd. Laser projector with reduced speckle effect
US8226241B2 (en) 2009-05-15 2012-07-24 Alcatel Lucent Image projector employing a speckle-reducing laser source
JP5729304B2 (ja) * 2009-10-15 2015-06-03 日本電気株式会社 画像投射装置、画像投射方法、距離測定装置及び距離測定方法
TWI396893B (zh) * 2009-10-22 2013-05-21 Univ Nat Chiao Tung 光電裝置
CN102812393A (zh) 2009-12-23 2012-12-05 凌威光电公司 液晶透镜中的图像稳定和位移
US20120013812A1 (en) * 2010-07-13 2012-01-19 Jacques Gollier Systems And Methods For Reducing Speckle In Laser Projected Images
US20120287198A1 (en) * 2011-05-11 2012-11-15 Fujifilm Dimatix, Inc. Imaging Jetted Ink
DE102011085596A1 (de) 2011-11-02 2013-05-02 Osram Gmbh Laserprojektor mit wenigstens einer Laserquelle sowie Verfahren zum Erzeugen eines beleuchteten Bereichs auf einer Projektionsfläche
US8870382B2 (en) 2012-05-29 2014-10-28 Vladimir Yankov Method of reducing speckles in liquid-crystal display with coherent illumination
US8773613B2 (en) 2012-05-29 2014-07-08 Ergophos, Llc Liquid-crystal display with coherent illumination and reduced speckling
US8854710B2 (en) 2012-06-27 2014-10-07 Ergophos, Llc Method of laser illumination with reduced speckling
US8861057B2 (en) 2012-06-27 2014-10-14 Ergophos, Llc Speckle-reduced laser illumination device
KR101583113B1 (ko) * 2013-01-15 2016-01-19 한양대학교 산학협력단 레이저 프로젝터
JP6634012B2 (ja) 2013-10-20 2020-01-22 エムティティ イノベーション インコーポレイテッドＭｔｔ Ｉｎｎｏｖａｔｉｏｎ Ｉｎｃｏｒｐｏｒａｔｅｄ 光照射野プロジェクタおよび方法
CA2917585C (en) 2014-05-15 2016-09-27 Mtt Innovation Incorporated Optimizing drive schemes for multiple projector systems
TWI597704B (zh) * 2016-12-12 2017-09-01 國立清華大學 液體透鏡晶片、驅動裝置及其驅動方法
US10816816B2 (en) * 2018-09-04 2020-10-27 GM Global Technology Operations LLC Tunable film apparatus
CN109270681B (zh) * 2018-11-19 2024-03-22 宁波大学 一种透射式压电变形镜
US11714293B2 (en) * 2019-06-27 2023-08-01 Lumileds Llc Speckle reduction in VCSEL arrays
CN111638039A (zh) * 2020-04-20 2020-09-08 中国科学技术大学智慧城市研究院(芜湖) 一种基于人眼视觉特性的激光散斑测量系统
CN116560072B (zh) * 2023-07-07 2023-12-19 南通唐人电子科技有限公司 一种基于液态透镜控制光学扫描聚焦面的方法及装置
CN119766941B (zh) * 2024-12-09 2025-11-07 中国航天科技创新研究院 一种基于dmd空间光调控相机的强激光干扰抑制控制方法

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Also Published As

Publication number Publication date
JP2011502274A (ja) 2011-01-20
EP2201412B1 (de) 2011-06-08
CN101828132B (zh) 2013-11-13
EP2201412A1 (de) 2010-06-30
US7862183B2 (en) 2011-01-04
KR20100054162A (ko) 2010-05-24
US20090096999A1 (en) 2009-04-16
WO2009051720A1 (en) 2009-04-23
CN101828132A (zh) 2010-09-08
JP5028527B2 (ja) 2012-09-19

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