JP4514793B2 - 電気光学的な読取り器における作動距離とビームスポットのサイズとの光学的調整 - Google Patents

電気光学的な読取り器における作動距離とビームスポットのサイズとの光学的調整 Download PDF

Info

Publication number
JP4514793B2
JP4514793B2 JP2007527368A JP2007527368A JP4514793B2 JP 4514793 B2 JP4514793 B2 JP 4514793B2 JP 2007527368 A JP2007527368 A JP 2007527368A JP 2007527368 A JP2007527368 A JP 2007527368A JP 4514793 B2 JP4514793 B2 JP 4514793B2
Authority
JP
Japan
Prior art keywords
lens
optical
lenses
liquid
arrangement
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
Application number
JP2007527368A
Other languages
English (en)
Japanese (ja)
Other versions
JP2007538338A (ja
JP2007538338A5 (enExample
Inventor
エドワード バルカン，
Original Assignee
シンボル テクノロジーズ， インコーポレイテッド
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 シンボル テクノロジーズ， インコーポレイテッド filed Critical シンボル テクノロジーズ， インコーポレイテッド
Publication of JP2007538338A publication Critical patent/JP2007538338A/ja
Publication of JP2007538338A5 publication Critical patent/JP2007538338A5/ja
Application granted granted Critical
Publication of JP4514793B2 publication Critical patent/JP4514793B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Optics & Photonics (AREA)
  • Artificial Intelligence (AREA)
  • Toxicology (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Health & Medical Sciences (AREA)
  • Theoretical Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Mechanical Light Control Or Optical Switches (AREA)
  • Image Input (AREA)
  • Laser Beam Processing (AREA)
  • Facsimile Scanning Arrangements (AREA)
JP2007527368A 2004-05-19 2005-05-16 電気光学的な読取り器における作動距離とビームスポットのサイズとの光学的調整 Expired - Lifetime JP4514793B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/849,084 US7264162B2 (en) 2004-03-11 2004-05-19 Optical adjustment of working range and beam spot size in electro-optical readers
PCT/US2005/017226 WO2005116908A2 (en) 2004-05-19 2005-05-16 Optical adjustment of working range and beam spot size in electro-optical readers

Publications (3)

Publication Number Publication Date
JP2007538338A JP2007538338A (ja) 2007-12-27
JP2007538338A5 JP2007538338A5 (enExample) 2008-06-19
JP4514793B2 true JP4514793B2 (ja) 2010-07-28

Family

ID=35451536

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2007527368A Expired - Lifetime JP4514793B2 (ja) 2004-05-19 2005-05-16 電気光学的な読取り器における作動距離とビームスポットのサイズとの光学的調整

Country Status (5)

Country Link
US (1) US7264162B2 (enExample)
EP (1) EP1763819A4 (enExample)
JP (1) JP4514793B2 (enExample)
CN (1) CN100541517C (enExample)
WO (1) WO2005116908A2 (enExample)

Families Citing this family (52)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006064946A (ja) * 2004-08-26 2006-03-09 Fuji Photo Film Co Ltd 光学素子、レンズユニット、および撮像装置
JP2006065045A (ja) * 2004-08-27 2006-03-09 Fuji Photo Film Co Ltd 光学素子、レンズユニット、および撮像装置
US20070063048A1 (en) * 2005-09-14 2007-03-22 Havens William H Data reader apparatus having an adaptive lens
KR100711247B1 (ko) * 2005-11-01 2007-04-25 삼성전기주식회사 액체 줌 렌즈
EP1801622A1 (en) * 2005-12-21 2007-06-27 Varioptic Direct sealing of a liquid optical device
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
KR100759510B1 (ko) * 2006-03-08 2007-09-18 삼성전기주식회사 액체 렌즈
EP1879055B8 (en) * 2006-07-12 2012-08-01 Parrot Liquid lens interconnection
US20080063022A1 (en) * 2006-09-12 2008-03-13 Kevin Thomas Gahagan Semiconductor laser and tunable fluid lenses
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
US20090072037A1 (en) * 2007-09-17 2009-03-19 Metrologic Instruments, Inc. Autofocus liquid lens scanner
US7905414B2 (en) * 2007-12-27 2011-03-15 Symbol Technologies, Inc. Imaging reader with adaptive focusing for electro-optically reading symbols
US7619204B2 (en) * 2007-12-27 2009-11-17 Symbol Technologies, Inc. Imaging reader with enhanced light throughput
US20090168010A1 (en) * 2007-12-27 2009-07-02 Igor Vinogradov Adaptive focusing using liquid crystal lens in electro-optical readers
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
US8169589B2 (en) * 2008-03-18 2012-05-01 Symbol Technologies, Inc. Adaptive focusing using liquid crystal zone plates in electro-optical readers
US8033471B2 (en) * 2008-05-08 2011-10-11 Psion Teklogix Inc. Optical image reader
US20090302116A1 (en) * 2008-06-04 2009-12-10 Symbol Technologies, Inc. Semi-zoom imaging optical system
US8148706B2 (en) * 2008-06-18 2012-04-03 Rensselaer Polytechnic Institute Pinned-contact oscillating liquid lens and imaging system
US7905407B2 (en) * 2008-11-18 2011-03-15 Symbol Technologies, Inc. Electro-optical lens mounting assembly and method in electro-optical readers
KR20110127635A (ko) * 2008-11-21 2011-11-25 케어스트림 헬스 인코포레이티드 액체 렌즈를 구비한 자동 초점 구강 카메라
US20100147955A1 (en) 2008-12-17 2010-06-17 Paul Dvorkis Rapid focusing during aiming in laser scanner
US8464950B2 (en) 2008-12-22 2013-06-18 Cognex Corporation Fast vision system
WO2010076822A1 (en) * 2008-12-30 2010-07-08 Datalogic Scanning Group S.R.L. Liquid lens image capture device
US8134116B2 (en) 2009-01-12 2012-03-13 Cognex Corporation Modular focus system for image based code readers
US8659835B2 (en) * 2009-03-13 2014-02-25 Optotune Ag Lens systems and method
US8305691B2 (en) * 2009-04-29 2012-11-06 Hand Held Products, Inc. Fluid lens element for use in changing thermal operating environment
US8226009B2 (en) * 2009-04-29 2012-07-24 Hand Held Products, Inc. Laser scanner with improved decoding
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
US8729515B2 (en) 2010-07-27 2014-05-20 Rensselaer Polytechnic Institute Pinned contact, oscillating liquid-liquid lens and imaging systems
WO2012126324A1 (en) 2011-03-21 2012-09-27 Carestream Health, Inc. Autofocus method using liquid lens
JP5252023B2 (ja) * 2011-03-30 2013-07-31 カシオ計算機株式会社 コード読取装置及びプログラム
EP2511852B1 (de) * 2011-04-15 2013-03-13 Sick Ag Beleuchtungsvorrichtung für einen kamerabasierten Codeleser
US8947590B2 (en) 2011-11-22 2015-02-03 Cognex Corporation Vision system camera with mount for multiple lens types
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
US9262662B2 (en) * 2012-07-31 2016-02-16 Honeywell International, Inc. Optical reading apparatus having variable settings
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
CN103217273A (zh) * 2013-03-25 2013-07-24 上海理工大学 多焦点镜片屈光度检测系统及其检测方法
US10690816B2 (en) 2013-12-31 2020-06-23 Cognex Corporation Systems and methods reduce temperature induced drift effects on a liquid lens
US9575221B2 (en) 2013-12-31 2017-02-21 Cognex Corporation Systems and methods reduce temperature induced drift effects on a liquid lens
US9449209B1 (en) * 2016-04-21 2016-09-20 Lustrous Electro-Optics Ltd. 3D-structured pattern reading system
FR3061581B1 (fr) * 2016-12-29 2019-05-24 Revenue Collection Systems France Sas Lecteur de code a barres
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
CN112771415A (zh) * 2018-08-22 2021-05-07 奥普托图尼股份公司 与取向无关的彗差补偿液体透镜
CN116449470A (zh) * 2019-03-18 2023-07-18 康宁公司 可变透镜、视频记录装置及包括其的系统和方法
CN109870750A (zh) * 2019-03-18 2019-06-11 北京信息科技大学 一种仿生人眼自动对焦光学系统
CN115373206B (zh) * 2021-05-21 2024-05-24 中强光电股份有限公司 照明系统及投影装置

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4877949A (en) * 1986-08-08 1989-10-31 Norand Corporation Hand-held instant bar code reader system with automated focus based on distance measurements
US5150234A (en) * 1988-08-08 1992-09-22 Olympus Optical Co., Ltd. Imaging apparatus having electrooptic devices comprising a variable focal length lens
US5071229A (en) * 1988-08-08 1991-12-10 Olympus Optical Co., Ltd. Imaging apparatus having electrooptic devices which comprise a variable focal length lens
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
JPH034211A (ja) * 1989-05-31 1991-01-10 Olympus Optical Co Ltd 可変焦点レンズ
JP2756028B2 (ja) * 1989-09-08 1998-05-25 株式会社リコー レーザスキャナ装置
US5864128A (en) * 1991-10-15 1999-01-26 Geo Labs, Inc. Lens with variable focal length
KR930020783A (ko) * 1992-03-30 1993-10-20 시모야마 도시로오 마이크로 광학을 이용한 소형 레이저다이오드 초점조정 모듈
JP3092328B2 (ja) * 1992-05-29 2000-09-25 オムロン株式会社 光源モジュール及びこのモジュールを備えた光学的マーク読取装置と光センサ装置
US5479011A (en) 1992-12-18 1995-12-26 Spectra-Physics Scanning Systems, Inc. Variable focus optical system for data reading
JPH1073758A (ja) * 1996-06-07 1998-03-17 Olympus Optical Co Ltd 結像光学系
FR2769375B1 (fr) * 1997-10-08 2001-01-19 Univ Joseph Fourier Lentille a focale variable
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
JP4429407B2 (ja) * 1998-06-30 2010-03-10 オリンパス株式会社 撮像装置
US6250550B1 (en) * 1999-06-14 2001-06-26 International Business Machines Corporation Automated media storage library with variable focal length lens
US6449081B1 (en) * 1999-06-16 2002-09-10 Canon Kabushiki Kaisha Optical element and optical device having it
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
US6522441B1 (en) * 2000-11-28 2003-02-18 Psc Scanning, Inc. Micro-optical system for an auto-focus scanner having an improved depth of field
US20020179862A1 (en) * 2001-06-01 2002-12-05 Psc Scanning, Inc. Variable laser aperture using a flex circuit

Also Published As

Publication number Publication date
US7264162B2 (en) 2007-09-04
CN100541517C (zh) 2009-09-16
JP2007538338A (ja) 2007-12-27
US20050199720A1 (en) 2005-09-15
EP1763819A4 (en) 2009-03-25
WO2005116908A3 (en) 2007-04-05
WO2005116908A2 (en) 2005-12-08
EP1763819A2 (en) 2007-03-21
CN101019129A (zh) 2007-08-15

Similar Documents

Publication Publication Date Title
JP4514793B2 (ja) 電気光学的な読取り器における作動距離とビームスポットのサイズとの光学的調整
US7201318B2 (en) Optical adjustment for increased working range and performance in electro-optical readers
US5621203A (en) Method and apparatus for reading two-dimensional bar code symbols with an elongated laser line
US8038066B2 (en) Laser scanner with deformable lens
EP1573648B1 (en) Image scanning device having a system for determining the distance to a target
JP3698794B2 (ja) 光学スキャナ
EP2368211B1 (en) Illumination apparatus for an imaging-based bar code system
US7007843B2 (en) Light beam shaping arrangement and method in electro-optical readers
US8226009B2 (en) Laser scanner with improved decoding
US7905414B2 (en) Imaging reader with adaptive focusing for electro-optically reading symbols
US7905407B2 (en) Electro-optical lens mounting assembly and method in electro-optical readers
US20080239509A1 (en) Compact imaging lens assembly for an imaging-based bar code reader
WO2008027316A2 (en) Auto-focusing method for an automatic data collection device
US7619204B2 (en) Imaging reader with enhanced light throughput
AU2003297988B2 (en) Miniature auto focus piezo actuator system
US7210632B2 (en) On-axis control over scanning beam spot size and shape in electro-optical readers

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20080423

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20080423

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20100423

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20100430

A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20100511

R150 Certificate of patent or registration of utility model

Ref document number: 4514793

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20130521

Year of fee payment: 3

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20130521

Year of fee payment: 3

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

S531 Written request for registration of change of domicile

Free format text: JAPANESE INTERMEDIATE CODE: R313531

S533 Written request for registration of change of name

Free format text: JAPANESE INTERMEDIATE CODE: R313533

R350 Written notification of registration of transfer

Free format text: JAPANESE INTERMEDIATE CODE: R350

RD02 Notification of acceptance of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: R3D02

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

EXPY Cancellation because of completion of term