DE69419129T2 - Laserstrahl-Abtastevorrichtung - Google Patents

Laserstrahl-Abtastevorrichtung

Info

Publication number
DE69419129T2
DE69419129T2 DE69419129T DE69419129T DE69419129T2 DE 69419129 T2 DE69419129 T2 DE 69419129T2 DE 69419129 T DE69419129 T DE 69419129T DE 69419129 T DE69419129 T DE 69419129T DE 69419129 T2 DE69419129 T2 DE 69419129T2
Authority
DE
Germany
Prior art keywords
laser beam
beam scanner
scanner
laser
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
DE69419129T
Other languages
English (en)
Other versions
DE69419129D1 (de
Inventor
Masanori Ohkawa
Kozo Yamazaki
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.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
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 Fujitsu Ltd filed Critical Fujitsu Ltd
Application granted granted Critical
Publication of DE69419129D1 publication Critical patent/DE69419129D1/de
Publication of DE69419129T2 publication Critical patent/DE69419129T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • 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
    • G06K7/10693—Arrangement of fixed elements for omnidirectional scanning

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Mechanical Optical Scanning Systems (AREA)
DE69419129T 1994-02-21 1994-11-03 Laserstrahl-Abtastevorrichtung Expired - Lifetime DE69419129T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP02168094A JP3183767B2 (ja) 1994-02-21 1994-02-21 レーザビーム走査装置

Publications (2)

Publication Number Publication Date
DE69419129D1 DE69419129D1 (de) 1999-07-22
DE69419129T2 true DE69419129T2 (de) 2000-01-05

Family

ID=12061786

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69419129T Expired - Lifetime DE69419129T2 (de) 1994-02-21 1994-11-03 Laserstrahl-Abtastevorrichtung

Country Status (4)

Country Link
US (1) US5569905A (de)
EP (1) EP0668567B1 (de)
JP (1) JP3183767B2 (de)
DE (1) DE69419129T2 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL1003957C2 (nl) * 1996-02-26 1997-08-27 Scantech Bv Inrichting voor het aftasten van barcodes.
DE19619479A1 (de) * 1996-05-14 1997-11-20 Sick Ag Verfahren und Vorrichtung zum Lesen eines auf einem Codeträger vorgesehenen Codes
JPH10162095A (ja) * 1996-11-29 1998-06-19 Fujitsu Ltd スライスレシオ制御回路
US6219438B1 (en) 1997-09-02 2001-04-17 Lucent Technologies Inc. Produce indentifier using barcode scanner and wavelet image processing and having compensation for dirt accumulated on viewing window
JP4271378B2 (ja) * 2001-01-30 2009-06-03 富士通株式会社 撮像装置
JP2003329944A (ja) * 2002-05-09 2003-11-19 Olympus Optical Co Ltd 分散補償器および分散補償システム

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3619033A (en) * 1968-09-25 1971-11-09 Sperry Rand Corp Three-dimensional light beam scanner utilizing tandemly arranged diffraction gratings
US4594001A (en) * 1981-07-07 1986-06-10 Robotic Vision Systems, Inc. Detection of three-dimensional information with a projected plane of light
JPH07104900B2 (ja) * 1989-01-10 1995-11-13 住友電気工業株式会社 記号読取装置
US5200599A (en) * 1989-06-16 1993-04-06 Symbol Technologies, Inc Symbol readers with changeable scan direction
CA2043964C (en) * 1990-06-06 1996-04-23 Atsushi Nakazawa Symbol read device
US5288983A (en) * 1990-06-06 1994-02-22 Sumitomo Electric Industries, Ltd. Symbol read device having separate gain controls for reading different scan lines

Also Published As

Publication number Publication date
JPH07230055A (ja) 1995-08-29
EP0668567B1 (de) 1999-06-16
US5569905A (en) 1996-10-29
DE69419129D1 (de) 1999-07-22
JP3183767B2 (ja) 2001-07-09
EP0668567A1 (de) 1995-08-23

Similar Documents

Publication Publication Date Title
DE69301759D1 (de) Laserstrahltaster
DE69220253D1 (de) Laserstrahlabtaster
DE69506689T2 (de) Laser
DE69534116D1 (de) Laserrasterophthalmoskop
DE69628733D1 (de) Handgeführter laser-scanner
DE69509289T2 (de) Laserstrahl-Aussendevorrichtung
DE69324622D1 (de) Optisches Strahlabtastgerät
DE69233575D1 (de) Lichtstrahl-Abtastgerät
DE19680508T1 (de) Konfokal-bis-konzentrischer diodengepumpter Laser
DE69603015T2 (de) Laser
DE69412472T2 (de) Laser
DE69605245D1 (de) Laser
DE69112237D1 (de) Laserabtastgerät.
DE69127698D1 (de) Laserabtastgerät
DE69709681T2 (de) Ophthalmoskop mit laserstrahl-abtastung
DE69532748D1 (de) Laserstrahldrucker
DE69404135T2 (de) Laser
DE69419129D1 (de) Laserstrahl-Abtastevorrichtung
DE69614169T2 (de) Laserdrucker
DE69833900D1 (de) Lichtstrahlabtastvorrichtung
DE59401622D1 (de) Laser
KR950034020U (ko) 레이저 빔 주사 광학장치
KR960007314U (ko) 레이저 빔 프린터용 스캐너
KR960011981U (ko) 레이저 빔 주사광학장치
KR960007313U (ko) 레이저 빔 프린터

Legal Events

Date Code Title Description
8364 No opposition during term of opposition