EP2329306A4 - Système optique à focale variable - Google Patents

Système optique à focale variable

Info

Publication number
EP2329306A4
EP2329306A4 EP08799347A EP08799347A EP2329306A4 EP 2329306 A4 EP2329306 A4 EP 2329306A4 EP 08799347 A EP08799347 A EP 08799347A EP 08799347 A EP08799347 A EP 08799347A EP 2329306 A4 EP2329306 A4 EP 2329306A4
Authority
EP
European Patent Office
Prior art keywords
optical system
variable focus
focus optical
variable
optical
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Withdrawn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
EP08799347A
Other languages
German (de)
English (en)
Other versions
EP2329306A1 (fr
Inventor
Hiroshi Hayakawa
Masayoshi Yamanouchi
Toshio Sujino
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.)
Optoelectronics Co Ltd
Opticon Inc
Original Assignee
Optoelectronics Co Ltd
Opticon Inc
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 Optoelectronics Co Ltd, Opticon Inc filed Critical Optoelectronics Co Ltd
Publication of EP2329306A1 publication Critical patent/EP2329306A1/fr
Publication of EP2329306A4 publication Critical patent/EP2329306A4/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • G02B7/08—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification adapted to co-operate with a remote control mechanism
    • 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
    • G02B27/18—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for optical projection, e.g. combination of mirror and condenser and objective
    • G02B27/20—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for optical projection, e.g. combination of mirror and condenser and objective for imaging minute objects, e.g. light-pointer
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06K7/10712—Fixed beam scanning
    • G06K7/10722—Photodetector array or CCD scanning
    • G06K7/10732—Light sources

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)
  • Optical Elements Other Than Lenses (AREA)
  • Lenses (AREA)
  • Lens Barrels (AREA)
EP08799347A 2008-09-09 2008-09-09 Système optique à focale variable Withdrawn EP2329306A4 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2008/075679 WO2010030267A1 (fr) 2008-09-09 2008-09-09 Système optique à focale variable

Publications (2)

Publication Number Publication Date
EP2329306A1 EP2329306A1 (fr) 2011-06-08
EP2329306A4 true EP2329306A4 (fr) 2011-08-31

Family

ID=42005359

Family Applications (1)

Application Number Title Priority Date Filing Date
EP08799347A Withdrawn EP2329306A4 (fr) 2008-09-09 2008-09-09 Système optique à focale variable

Country Status (4)

Country Link
EP (1) EP2329306A4 (fr)
JP (1) JP2012502349A (fr)
CN (1) CN102150066A (fr)
WO (1) WO2010030267A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9262662B2 (en) * 2012-07-31 2016-02-16 Honeywell International, Inc. Optical reading apparatus having variable settings

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5302812A (en) * 1991-12-23 1994-04-12 Symbol Technologies, Inc. Laser scanning device with automatic range and spot size adjustment
EP0757270A1 (fr) * 1995-08-03 1997-02-05 Scantech B.V. Dispositif à mise au point automatique

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5663554A (en) * 1995-01-17 1997-09-02 Agfa Division, Bayer Corporation Weak lens focus adjusting mechanism based upon thickness of scanned material and imagesetter using same
GB9705105D0 (en) * 1997-03-12 1997-04-30 Brown & Sharpe Limited Optical surface measurement apparatus and methods
US6066857A (en) * 1998-09-11 2000-05-23 Robotic Vision Systems, Inc. Variable focus optical system
JP5125009B2 (ja) * 2006-07-20 2013-01-23 株式会社ニコン ズームレンズ、撮像装置、ズームレンズの防振方法、ズームレンズの変倍方法

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5302812A (en) * 1991-12-23 1994-04-12 Symbol Technologies, Inc. Laser scanning device with automatic range and spot size adjustment
EP0757270A1 (fr) * 1995-08-03 1997-02-05 Scantech B.V. Dispositif à mise au point automatique

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2010030267A1 *

Also Published As

Publication number Publication date
CN102150066A (zh) 2011-08-10
EP2329306A1 (fr) 2011-06-08
JP2012502349A (ja) 2012-01-26
WO2010030267A1 (fr) 2010-03-18

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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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Effective date: 20110323

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A4 Supplementary search report drawn up and despatched

Effective date: 20110801

RIC1 Information provided on ipc code assigned before grant

Ipc: G02B 7/08 20060101ALI20110726BHEP

Ipc: G02B 27/20 20060101ALI20110726BHEP

Ipc: G02B 7/04 20060101AFI20110726BHEP

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Effective date: 20120301