TW248594B - - Google Patents

Info

Publication number
TW248594B
TW248594B TW082107938A TW82107938A TW248594B TW 248594 B TW248594 B TW 248594B TW 082107938 A TW082107938 A TW 082107938A TW 82107938 A TW82107938 A TW 82107938A TW 248594 B TW248594 B TW 248594B
Authority
TW
Taiwan
Prior art keywords
produce
module
scanner
optical
aperture
Prior art date
Application number
TW082107938A
Other languages
English (en)
Original Assignee
Olympus Optical Co
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 Olympus Optical Co filed Critical Olympus Optical Co
Application granted granted Critical
Publication of TW248594B publication Critical patent/TW248594B/zh

Links

Classifications

    • 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
    • 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
    • G06K7/10792—Special measures in relation to the object to be scanned
    • G06K7/10801—Multidistance reading
    • G06K7/10811—Focalisation
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K2207/00—Other aspects
    • G06K2207/1013—Multi-focal
TW082107938A 1992-08-28 1993-09-27 TW248594B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/936,472 US5331143A (en) 1992-08-28 1992-08-28 Optical scanner using an axicon and an aperture to aspherically form the scanning beam

Publications (1)

Publication Number Publication Date
TW248594B true TW248594B (zh) 1995-06-01

Family

ID=25468693

Family Applications (1)

Application Number Title Priority Date Filing Date
TW082107938A TW248594B (zh) 1992-08-28 1993-09-27

Country Status (9)

Country Link
US (1) US5331143A (zh)
EP (1) EP0584830B1 (zh)
JP (1) JP3602860B2 (zh)
KR (1) KR940004482A (zh)
CN (1) CN1038790C (zh)
AT (1) ATE200830T1 (zh)
DE (1) DE69330175T2 (zh)
ES (1) ES2157910T3 (zh)
TW (1) TW248594B (zh)

Families Citing this family (43)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6631842B1 (en) * 2000-06-07 2003-10-14 Metrologic Instruments, Inc. Method of and system for producing images of objects using planar laser illumination beams and image detection arrays
US5438187A (en) * 1991-11-01 1995-08-01 Spectra-Physics Scanning Systems, Inc. Multiple focus optical system for data reading applications
US6347163B2 (en) * 1994-10-26 2002-02-12 Symbol Technologies, Inc. System for reading two-dimensional images using ambient and/or projected light
US20030043463A1 (en) * 1992-03-30 2003-03-06 Yajun Li Athermalized plastic lens
CA2097360A1 (en) * 1992-06-03 1993-12-04 Paul Dvorkis Optical readers
JP2740727B2 (ja) * 1993-09-27 1998-04-15 株式会社テック シンボル読取装置
US5475208A (en) * 1994-01-27 1995-12-12 Symbol Technologies, Inc. Barcode scanner having a dead zone reducing system and a multifocal length collector
US5886332A (en) * 1994-04-19 1999-03-23 Geo Labs, Inc. Beam shaping system with surface treated lens and methods for making same
US5811784A (en) * 1995-06-26 1998-09-22 Telxon Corporation Extended working range dataform reader
US5763864A (en) * 1994-07-26 1998-06-09 Meta Holding Corporation Dataform reader including dual laser and imaging reading assemblies
US5815200A (en) * 1994-07-26 1998-09-29 Metanetics Corporation Extended working range dataform reader with reduced power consumption
US6424830B1 (en) 1994-07-26 2002-07-23 Telxon Corporation Portable data collection network with telephone and voice mail capability
US5702059A (en) * 1994-07-26 1997-12-30 Meta Holding Corp. Extended working range dataform reader including fuzzy logic image control circuitry
US5818028A (en) * 1995-06-26 1998-10-06 Telxon Corporation Portable data collection device with two dimensional imaging assembly
US5783811A (en) * 1995-06-26 1998-07-21 Metanetics Corporation Portable data collection device with LED targeting and illumination assembly
JP3618843B2 (ja) * 1995-07-18 2005-02-09 株式会社キーエンス バーコードリーダ
KR0167462B1 (ko) * 1995-10-31 1999-04-15 이형도 레이저 스캔닝 유니트의 콜리메이트 렌즈 조립구조
US5714745A (en) * 1995-12-20 1998-02-03 Metanetics Corporation Portable data collection device with color imaging assembly
US5793033A (en) * 1996-03-29 1998-08-11 Metanetics Corporation Portable data collection device with viewing assembly
US6179208B1 (en) 1997-01-31 2001-01-30 Metanetics Corporation Portable data collection device with variable focusing module for optic assembly
US7028899B2 (en) * 1999-06-07 2006-04-18 Metrologic Instruments, Inc. Method of speckle-noise pattern reduction and apparatus therefore based on reducing the temporal-coherence of the planar laser illumination beam before it illuminates the target object by applying temporal phase modulation techniques during the transmission of the plib towards the target
US6000612A (en) * 1997-10-10 1999-12-14 Metanetics Corporation Portable data collection device having optical character recognition
US6651888B1 (en) * 1999-02-02 2003-11-25 Symbol Technologies, Inc. Beam shaping system and diverging laser beam for scanning optical code
US6633433B2 (en) 1999-06-11 2003-10-14 Symbol Technologies, Inc. Beam shaping for optical scanners
US6540145B2 (en) 1999-06-11 2003-04-01 Symbol Technologies, Inc. Aperture controlled laser beam shaping techniques for scanning optical code
US6616046B1 (en) 2000-05-10 2003-09-09 Symbol Technologies, Inc. Techniques for miniaturizing bar code scanners including spiral springs and speckle noise reduction
US20020050519A1 (en) 2000-10-26 2002-05-02 Oliva Guido M. Laser module for reading optical codes
DE60021580T2 (de) * 2000-10-26 2006-05-24 Datalogic S.P.A., Lippo Di Calderara Di Reno Optische Vorrichtung zum Aussenden/Detektieren eines Lichtsignals und Schutz-/Isolationsgehäuse für eine Lichtquelle
EP1440339B1 (en) * 2001-08-28 2013-07-03 Finisar Corporation Method and apparatus for precision tuning an optical filter using a ball-end joint
EP1634218A1 (en) * 2003-05-01 2006-03-15 Novo Nordisk A/S An optical system
GB0317961D0 (en) * 2003-08-01 2003-09-03 Renishaw Plc Measuring device and method
WO2005086075A1 (en) * 2004-03-01 2005-09-15 International Barcode Corporation Diffractive optical variable image including barcode
US20050273434A1 (en) * 2004-04-18 2005-12-08 Allen Lubow System and method for managing security in a supply chain
US7063261B2 (en) * 2004-07-23 2006-06-20 Symbol Technologies, Inc. Electro-optical reader with improved laser intensity modulation over extended working range
US7499090B2 (en) 2005-01-27 2009-03-03 Datalogic Scanning, Inc. Rolling-reset imager with optical filter
US7215493B2 (en) * 2005-01-27 2007-05-08 Psc Scanning, Inc. Imaging system with a lens having increased light collection efficiency and a deblurring equalizer
KR100800709B1 (ko) * 2005-10-10 2008-02-01 삼성전자주식회사 영상 스캔 장치
US20080023549A1 (en) * 2006-07-31 2008-01-31 Vladimir Gurevich Axicon-based imaging lens assembly in imaging reader
US8387883B1 (en) * 2011-08-26 2013-03-05 Honeywell International Inc. Bar code imagers
US8844823B2 (en) 2011-09-15 2014-09-30 Metrologic Instruments, Inc. Laser scanning system employing an optics module capable of forming a laser beam having an extended depth of focus (DOF) over the laser scanning field
CN103366026A (zh) * 2012-03-28 2013-10-23 黄金富 一种电子设备的人机交互方法及相应的人机交互装置
DE102013216113A1 (de) 2013-08-14 2015-03-05 Homag Holzbearbeitungssysteme Gmbh Beschichtungsaggregat
EP3935432A1 (en) 2019-03-08 2022-01-12 PCMS Holdings, Inc. Optical method and system for displays based on beams with extended depth of focus

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4897532A (en) * 1985-02-28 1990-01-30 Symbol Technologies, Inc. Portable laser diode scanning head
US5156943A (en) * 1987-10-25 1992-10-20 Whitney Theodore R High resolution imagery systems and methods
US4978860A (en) * 1988-09-21 1990-12-18 Hewlett-Packard Company Optical system for a large depth-of-field bar code scanner
US4923281A (en) * 1988-11-01 1990-05-08 Symbol Technologies Inc. Laser diode focusing module, method of fabricating, and method of using
US5080456A (en) * 1990-02-26 1992-01-14 Symbol Technologies, Inc. Laser scanners with extended working range
US5164584A (en) * 1991-06-24 1992-11-17 Ncr Corporation Optical scanner with power efficient lens
US5202784A (en) * 1992-01-10 1993-04-13 Spectra-Physics Scanning Systems, Inc. Optical system for data reading applications

Also Published As

Publication number Publication date
EP0584830B1 (en) 2001-04-25
JP3602860B2 (ja) 2004-12-15
ATE200830T1 (de) 2001-05-15
DE69330175T2 (de) 2001-11-22
JPH06208642A (ja) 1994-07-26
DE69330175D1 (de) 2001-05-31
CN1038790C (zh) 1998-06-17
KR940004482A (ko) 1994-03-15
US5331143A (en) 1994-07-19
EP0584830A3 (en) 1995-06-28
ES2157910T3 (es) 2001-09-01
CN1083609A (zh) 1994-03-09
EP0584830A2 (en) 1994-03-02

Similar Documents

Publication Publication Date Title
TW248594B (zh)
DE69131573T2 (de) Laser-Abtastvorrichtung und Abtastverfahren zum Lesen von Strichcodes
EP0652530A3 (en) Laser reader for reading characters with different reflections, especially string codes.
EP0402952A3 (en) Scan pattern generators for bar code symbol readers
CA2037304A1 (en) Scanning arrangements
EP0513530A3 (en) Mirrorless scanners with movable laser, optical and sensor components
DE69506190T2 (de) Strichkodeleser
DE69704782D1 (de) Optischer Codeabtaster mit sich entlang zwei unterschiedlichen optischen Wegen bewegenden Laserstrahlen
CA2080784A1 (en) Compact bar code scanning arrangement
DE69230751D1 (de) Laserstrahlabtaster
IL102996A (en) scanner
CA2406085A1 (en) Printing a code on a product
US6871786B1 (en) Method and apparatus for reading and writing indicia such as bar codes using a scanned laser
US20020179862A1 (en) Variable laser aperture using a flex circuit
US20090219599A1 (en) Changeable apparatus for single or raster scanning using polygon mirror
CA2005862A1 (en) Optical scanner using planar reflecting holograms
JPH071349B2 (ja) レ−ザスキヤナ

Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees