CN100432746C - 扩大光电阅读器工作范围和性能的光学调节装置 - Google Patents

扩大光电阅读器工作范围和性能的光学调节装置 Download PDF

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Publication number
CN100432746C
CN100432746C CNB2005100528422A CN200510052842A CN100432746C CN 100432746 C CN100432746 C CN 100432746C CN B2005100528422 A CNB2005100528422 A CN B2005100528422A CN 200510052842 A CN200510052842 A CN 200510052842A CN 100432746 C CN100432746 C CN 100432746C
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CN
China
Prior art keywords
liquids
light
lens
optical
voltage
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.)
Expired - Lifetime
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CNB2005100528422A
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English (en)
Chinese (zh)
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CN1667450A (zh
Inventor
P·柯瑞穆
D·T·施
V·谷列维奇
E·巴坎
I·维格多夫
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Symbol Technologies LLC
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Symbol Technologies LLC
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Publication of CN1667450A publication Critical patent/CN1667450A/zh
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    • 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/10544—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum
    • G06K7/10554—Moving beam scanning
    • G06K7/10594—Beam path
    • G06K7/10683—Arrangement of fixed elements
    • G06K7/10702—Particularities of propagating elements, e.g. lenses, mirrors
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
    • A01B13/00—Ploughs or like machines for special purposes ; Ditch diggers, trench ploughs, forestry ploughs, ploughs for land or marsh reclamation
    • A01B13/02—Ploughs or like machines for special purposes ; Ditch diggers, trench ploughs, forestry ploughs, ploughs for land or marsh reclamation for making or working ridges, e.g. with symmetrically arranged mouldboards, e.g. ridging plough
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G13/00—Protection of plants
    • A01G13/30—Ground coverings
    • A01G13/32—Mats; Nets; Sheets or films
    • A01G13/33—Sheets or films
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G13/00—Protection of plants
    • A01G13/30—Ground coverings
    • A01G13/38—Anchoring means for ground coverings
    • 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/14—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation using light without selection of wavelength, e.g. sensing reflected white light

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Electromagnetism (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Artificial Intelligence (AREA)
  • Environmental Sciences (AREA)
  • Nonlinear Science (AREA)
  • Mechanical Engineering (AREA)
  • Soil Sciences (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Mechanical Optical Scanning Systems (AREA)
  • Mechanical Light Control Or Optical Switches (AREA)
  • Image Input (AREA)
CNB2005100528422A 2004-03-11 2005-02-25 扩大光电阅读器工作范围和性能的光学调节装置 Expired - Lifetime CN100432746C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/798,498 2004-03-11
US10/798,498 US7201318B2 (en) 2004-03-11 2004-03-11 Optical adjustment for increased working range and performance in electro-optical readers

Publications (2)

Publication Number Publication Date
CN1667450A CN1667450A (zh) 2005-09-14
CN100432746C true CN100432746C (zh) 2008-11-12

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Family Applications (1)

Application Number Title Priority Date Filing Date
CNB2005100528422A Expired - Lifetime CN100432746C (zh) 2004-03-11 2005-02-25 扩大光电阅读器工作范围和性能的光学调节装置

Country Status (7)

Country Link
US (1) US7201318B2 (enExample)
JP (1) JP2005259128A (enExample)
KR (1) KR20060043226A (enExample)
CN (1) CN100432746C (enExample)
DE (1) DE102005006584A1 (enExample)
FR (1) FR2867587B1 (enExample)
GB (1) GB2411998B (enExample)

Families Citing this family (65)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7604174B2 (en) 2003-10-24 2009-10-20 Cognex Technology And Investment Corporation Method and apparatus for providing omnidirectional lighting in a scanning device
US7823789B2 (en) 2004-12-21 2010-11-02 Cognex Technology And Investment Corporation Low profile illumination for direct part mark readers
US7874487B2 (en) 2005-10-24 2011-01-25 Cognex Technology And Investment Corporation Integrated illumination assembly for symbology reader
US9070031B2 (en) 2003-10-24 2015-06-30 Cognex Technology And Investment Llc Integrated illumination assembly for symbology reader
US9536124B1 (en) 2003-10-24 2017-01-03 Cognex Corporation Integrated illumination assembly for symbology reader
US7823783B2 (en) 2003-10-24 2010-11-02 Cognex Technology And Investment Corporation Light pipe illumination system and method
JP4358092B2 (ja) * 2004-11-26 2009-11-04 アバゴ・テクノロジーズ・イーシービーユー・アイピー（シンガポール）プライベート・リミテッド 発光装置およびその製造方法
US7617984B2 (en) 2004-12-16 2009-11-17 Cognex Technology And Investment Corporation Hand held symbology reader illumination diffuser
US9292724B1 (en) 2004-12-16 2016-03-22 Cognex Corporation Hand held symbology reader illumination diffuser with aimer optics
US20090281389A1 (en) * 2004-12-30 2009-11-12 Iddan Gavriel J Device, system, and method for adaptive imaging
JP4297066B2 (ja) * 2005-03-10 2009-07-15 セイコーエプソン株式会社 液滴吐出装置及び液滴吐出ヘッド
FR2883985B1 (fr) * 2005-03-30 2007-12-07 Varioptic Sa Procede et dispositif de commande d'une lentille a focale variable
US20070156021A1 (en) * 2005-09-14 2007-07-05 Bradford Morse Remote imaging apparatus having an adaptive lens
US20070131770A1 (en) * 2005-12-13 2007-06-14 Laurens Nunnink Selectable focus direct part mark reader
US8181878B2 (en) 2006-01-25 2012-05-22 Cognex Technology And Investment Corporation Method and apparatus for providing a focus indication for optical imaging of visual codes
WO2007085658A1 (en) * 2006-01-30 2007-08-02 Varioptic Sa Lens arrangement for a variable focus optical device
WO2007127284A2 (en) * 2006-04-25 2007-11-08 Quality Engineering Associates, Inc. Image analysis system with interchangeable functionalities
WO2007127948A2 (en) * 2006-04-27 2007-11-08 Sirit Technologies Inc. Adjusting parameters associated with leakage signals
EP1879055B8 (en) * 2006-07-12 2012-08-01 Parrot Liquid lens interconnection
DE102006047531A1 (de) * 2006-10-07 2008-04-10 Carl Zeiss Ag Anordnung zur Speckel-Reduktion
JP5242036B2 (ja) * 2006-10-12 2013-07-24 日立造船株式会社 レーザ加工装置
DE202006017268U1 (de) * 2006-11-11 2008-03-27 Leuze Electronic Gmbh & Co Kg Barcodelesegerät
US20080239509A1 (en) * 2007-03-30 2008-10-02 Symbol Technologies, Inc. Compact imaging lens assembly for an imaging-based bar code reader
US20080245872A1 (en) * 2007-04-05 2008-10-09 Good Timothy A Barcode scanner/reader having constantly varying focal distance
DE102007022452A1 (de) * 2007-05-10 2008-11-13 Oerlikon Contraves Gmbh Modul, insbesondere Laser-/ Licht- Modul mit variabler Fokussierung
US8045960B2 (en) * 2007-05-31 2011-10-25 Honeywell International Inc. Integrated access control system and a method of controlling the same
US8387884B2 (en) * 2007-05-31 2013-03-05 Symbol Technologies, Inc. Variable focus imaging lens assembly for an imaging-based bar code reader
US20090072037A1 (en) * 2007-09-17 2009-03-19 Metrologic Instruments, Inc. Autofocus liquid lens scanner
US8820645B2 (en) * 2007-09-28 2014-09-02 Symbol Technologies, Inc. Method and system for optimizing system settings of a laser scanner control system
US7905414B2 (en) * 2007-12-27 2011-03-15 Symbol Technologies, Inc. Imaging reader with adaptive focusing for electro-optically reading symbols
US20090168010A1 (en) * 2007-12-27 2009-07-02 Igor Vinogradov Adaptive focusing using liquid crystal lens in electro-optical readers
US7619204B2 (en) * 2007-12-27 2009-11-17 Symbol Technologies, Inc. Imaging reader with enhanced light throughput
US8646689B2 (en) 2007-12-28 2014-02-11 Cognex Corporation Deformable light pattern for machine vision system
US8302864B2 (en) 2007-12-28 2012-11-06 Cognex Corporation Method and apparatus using aiming pattern for machine vision training
JP2009193008A (ja) * 2008-02-18 2009-08-27 Sharp Corp 画像表示装置
US8169589B2 (en) * 2008-03-18 2012-05-01 Symbol Technologies, Inc. Adaptive focusing using liquid crystal zone plates in electro-optical readers
US8079526B2 (en) 2008-03-18 2011-12-20 Symbol Technologies, Inc. Long range imaging reader
US8033471B2 (en) * 2008-05-08 2011-10-11 Psion Teklogix Inc. Optical image reader
US8245935B2 (en) * 2008-11-04 2012-08-21 Symbol Technologies, Inc. Self-calibrating, automatic focusing assembly in electro-optical readers
US7905407B2 (en) * 2008-11-18 2011-03-15 Symbol Technologies, Inc. Electro-optical lens mounting assembly and method in electro-optical readers
US20100147955A1 (en) 2008-12-17 2010-06-17 Paul Dvorkis Rapid focusing during aiming in laser scanner
US8134116B2 (en) 2009-01-12 2012-03-13 Cognex Corporation Modular focus system for image based code readers
JP4402163B1 (ja) * 2009-04-06 2010-01-20 株式会社オプトエレクトロニクス 液体レンズ光学体及び光学的情報読取装置
JP4402164B1 (ja) * 2009-04-06 2010-01-20 株式会社オプトエレクトロニクス 液体レンズ光学体及び光学的情報読取装置
US8038066B2 (en) * 2009-04-29 2011-10-18 Hand Held Products, Inc. Laser scanner with deformable lens
US8282004B2 (en) * 2009-04-29 2012-10-09 Hand Held Products, Inc. Focusing apparatus and terminal comprising variable focus lens assembly
US8226009B2 (en) * 2009-04-29 2012-07-24 Hand Held Products, Inc. Laser scanner with improved decoding
US8305691B2 (en) * 2009-04-29 2012-11-06 Hand Held Products, Inc. Fluid lens element for use in changing thermal operating environment
US8330134B2 (en) 2009-09-14 2012-12-11 Microsoft Corporation Optical fault monitoring
JP4905572B2 (ja) * 2010-03-15 2012-03-28 カシオ計算機株式会社 バーコード読取装置
JP5515887B2 (ja) * 2010-03-15 2014-06-11 カシオ計算機株式会社 スキャナ装置及びプログラム
US8366002B2 (en) * 2010-05-26 2013-02-05 Hand Held Products, Inc. Solid elastic lens element and method of making same
TW201202743A (en) * 2010-07-13 2012-01-16 Kuo-Ching Chiang High resolution image capture device and the lens set thereof
JP5234133B2 (ja) * 2011-03-31 2013-07-10 カシオ計算機株式会社 コード読取装置及びプログラム
US10498933B2 (en) 2011-11-22 2019-12-03 Cognex Corporation Camera system with exchangeable illumination assembly
US11366284B2 (en) 2011-11-22 2022-06-21 Cognex Corporation Vision system camera with mount for multiple lens types and lens module for the same
US8947590B2 (en) 2011-11-22 2015-02-03 Cognex Corporation Vision system camera with mount for multiple lens types
US9746636B2 (en) 2012-10-19 2017-08-29 Cognex Corporation Carrier frame and circuit board for an electronic device
US9147096B2 (en) 2012-11-13 2015-09-29 Hand Held Products, Inc. Imaging apparatus having lens element
US20150221043A1 (en) * 2014-02-05 2015-08-06 Intuit Inc. Method and system for providing global ready financial applications
US9639729B2 (en) * 2015-06-02 2017-05-02 Symbol Technologies, Llc Arrangement for and method of imaging targets with improved light collecting efficiency over extended range of working distances
US9726896B2 (en) * 2016-04-21 2017-08-08 Maximilian Ralph Peter von und zu Liechtenstein Virtual monitor display technique for augmented reality environments
US20190094424A1 (en) * 2017-09-27 2019-03-28 Cognex Corporation Optical systems having adaptable viewing angle and working distance, and methods of making and using the same
DE102018217277A1 (de) * 2018-10-10 2020-04-16 Zf Friedrichshafen Ag LIDAR-Sensor, Fahrzeug sowie Verfahren für einen LIDAR-Sensor
US20240365874A1 (en) * 2021-08-26 2024-11-07 Jt International Sa Aerosol Generating Device Comprising an Optical Sensor

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5071229A (en) * 1988-08-08 1991-12-10 Olympus Optical Co., Ltd. Imaging apparatus having electrooptic devices which comprise a variable focal length lens
US6250550B1 (en) * 1999-06-14 2001-06-26 International Business Machines Corporation Automated media storage library with variable focal length lens
US6369954B1 (en) * 1997-10-08 2002-04-09 Universite Joseph Fourier Lens with variable focus

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2323160A1 (fr) * 1975-09-03 1977-04-01 Thomson Brandt Dispositif optique de projection et lecteur optique comportant un tel dispositif
US4877949A (en) * 1986-08-08 1989-10-31 Norand Corporation Hand-held instant bar code reader system with automated focus based on distance measurements
JPH0833904B2 (ja) * 1988-11-17 1996-03-29 アルプス電気株式会社 レーザースキヤナ
JP2756178B2 (ja) * 1990-10-01 1998-05-25 株式会社リコー 自動焦点型レーザスキャナ装置
US5479011A (en) * 1992-12-18 1995-12-26 Spectra-Physics Scanning Systems, Inc. Variable focus optical system for data reading
US5498868A (en) 1993-09-02 1996-03-12 Nippondenso Co., Ltd. Optical data reader capable of quickly changing a condensing position of a light beam
FR2791439B1 (fr) * 1999-03-26 2002-01-25 Univ Joseph Fourier Dispositif de centrage d'une goutte
US20050002113A1 (en) * 1997-10-08 2005-01-06 Varioptic Drop centering device
JPH11203383A (ja) * 1998-01-16 1999-07-30 Denso Corp 光学的情報読取装置
JP4429407B2 (ja) * 1998-06-30 2010-03-10 オリンパス株式会社 撮像装置
US6449081B1 (en) * 1999-06-16 2002-09-10 Canon Kabushiki Kaisha Optical element and optical device having it
JP2001013306A (ja) * 1999-06-28 2001-01-19 Canon Inc 可変焦点レンズ装置
US6702483B2 (en) * 2000-02-17 2004-03-09 Canon Kabushiki Kaisha Optical element
US6806988B2 (en) * 2000-03-03 2004-10-19 Canon Kabushiki Kaisha Optical apparatus
US6545815B2 (en) * 2001-09-13 2003-04-08 Lucent Technologies Inc. Tunable liquid microlens with lubrication assisted electrowetting
US6545816B1 (en) * 2001-10-19 2003-04-08 Lucent Technologies Inc. Photo-tunable liquid microlens
ATE347116T1 (de) 2002-02-14 2006-12-15 Koninkl Philips Electronics Nv Linse mit variablem fokus
US6936196B2 (en) * 2002-03-12 2005-08-30 Lucent Technologies Inc. Solidifiable tunable liquid microlens
JP2006512712A (ja) 2002-12-30 2006-04-13 コーニンクレッカ　フィリップス　エレクトロニクス　エヌ　ヴィ 制御可能な２層複屈折光コンポーネント
US6778328B1 (en) * 2003-03-28 2004-08-17 Lucent Technologies Inc. Tunable field of view liquid microlens
JP4165339B2 (ja) * 2003-08-20 2008-10-15 株式会社デンソーウェーブ 光学情報読取装置
EP1714231B1 (en) * 2004-01-23 2011-09-07 Intermec IP Corporation Autofocus barcode scanner and the like employing micro-fluidic lens

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5071229A (en) * 1988-08-08 1991-12-10 Olympus Optical Co., Ltd. Imaging apparatus having electrooptic devices which comprise a variable focal length lens
US6369954B1 (en) * 1997-10-08 2002-04-09 Universite Joseph Fourier Lens with variable focus
US6250550B1 (en) * 1999-06-14 2001-06-26 International Business Machines Corporation Automated media storage library with variable focal length lens

Also Published As

Publication number Publication date
GB2411998A (en) 2005-09-14
GB0503234D0 (en) 2005-03-23
GB2411998B (en) 2007-01-31
CN1667450A (zh) 2005-09-14
KR20060043226A (ko) 2006-05-15
DE102005006584A1 (de) 2005-09-29
US7201318B2 (en) 2007-04-10
US20050199725A1 (en) 2005-09-15
FR2867587B1 (fr) 2007-10-12
JP2005259128A (ja) 2005-09-22
FR2867587A1 (fr) 2005-09-16

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Granted publication date: 20081112