JP5219549B2 - 光走査装置 - Google Patents

光走査装置 Download PDF

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Publication number
JP5219549B2
JP5219549B2 JP2008041456A JP2008041456A JP5219549B2 JP 5219549 B2 JP5219549 B2 JP 5219549B2 JP 2008041456 A JP2008041456 A JP 2008041456A JP 2008041456 A JP2008041456 A JP 2008041456A JP 5219549 B2 JP5219549 B2 JP 5219549B2
Authority
JP
Japan
Prior art keywords
deflector
optical
image
light
light source
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 - Fee Related
Application number
JP2008041456A
Other languages
English (en)
Japanese (ja)
Other versions
JP2009198889A5 (enExample
JP2009198889A (ja
Inventor
和男 夘月
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.)
Canon Inc
Original Assignee
Canon 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 Canon Inc filed Critical Canon Inc
Priority to JP2008041456A priority Critical patent/JP5219549B2/ja
Priority to US12/390,019 priority patent/US8035677B2/en
Publication of JP2009198889A publication Critical patent/JP2009198889A/ja
Publication of JP2009198889A5 publication Critical patent/JP2009198889A5/ja
Priority to US13/249,715 priority patent/US20120019885A1/en
Application granted granted Critical
Publication of JP5219549B2 publication Critical patent/JP5219549B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/04—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material
    • G03G15/04036—Details of illuminating systems, e.g. lamps, reflectors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/435—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material
    • B41J2/47—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material using the combination of scanning and modulation of light
    • B41J2/471—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material using the combination of scanning and modulation of light using dot sequential main scanning by means of a light deflector, e.g. a rotating polygonal mirror
    • 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
    • G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
    • G02B26/10—Scanning systems
    • G02B26/12—Scanning systems using multifaceted mirrors
    • G02B26/123—Multibeam scanners, e.g. using multiple light sources or beam splitters
    • 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
    • G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
    • G02B26/10—Scanning systems
    • G02B26/12—Scanning systems using multifaceted mirrors
    • G02B26/124—Details of the optical system between the light source and the polygonal mirror
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/04—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material
    • G03G15/043—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material with means for controlling illumination or exposure
    • G03G15/0435—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material with means for controlling illumination or exposure by introducing an optical element in the optical path, e.g. a filter

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Laser Beam Printer (AREA)
  • Mechanical Optical Scanning Systems (AREA)
JP2008041456A 2008-02-22 2008-02-22 光走査装置 Expired - Fee Related JP5219549B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2008041456A JP5219549B2 (ja) 2008-02-22 2008-02-22 光走査装置
US12/390,019 US8035677B2 (en) 2008-02-22 2009-02-20 Optical scanning apparatus
US13/249,715 US20120019885A1 (en) 2008-02-22 2011-09-30 Optical scanning apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2008041456A JP5219549B2 (ja) 2008-02-22 2008-02-22 光走査装置

Publications (3)

Publication Number Publication Date
JP2009198889A JP2009198889A (ja) 2009-09-03
JP2009198889A5 JP2009198889A5 (enExample) 2011-04-07
JP5219549B2 true JP5219549B2 (ja) 2013-06-26

Family

ID=40998451

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2008041456A Expired - Fee Related JP5219549B2 (ja) 2008-02-22 2008-02-22 光走査装置

Country Status (2)

Country Link
US (2) US8035677B2 (enExample)
JP (1) JP5219549B2 (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8471883B2 (en) 2008-08-20 2013-06-25 Ricoh Company, Ltd. Optical scanner and image forming apparatus including same
JP5150568B2 (ja) * 2009-06-29 2013-02-20 京セラドキュメントソリューションズ株式会社 光学走査装置及びそれを備えた画像形成装置
CN102575255B (zh) 2009-08-28 2014-11-19 麒麟控股株式会社 具有配糖生物碱生物合成酶活性的蛋白及其编码基因
JP5402765B2 (ja) * 2010-03-24 2014-01-29 ブラザー工業株式会社 光走査装置
JP5863029B2 (ja) * 2011-05-25 2016-02-16 株式会社リコー 画像形成装置
US8705157B2 (en) * 2011-06-02 2014-04-22 Brother Kogyo Kabushiki Kaisha Optical scanning device
JP6882001B2 (ja) * 2017-02-15 2021-06-02 キヤノン株式会社 光走査装置及び画像形成装置

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2553532Y2 (ja) * 1991-07-23 1997-11-05 旭光学工業株式会社 走査光学系ユニットのハウジング構造
US6549227B2 (en) * 1996-07-31 2003-04-15 Kabushiki Kaisha Toshiba Multi-beam exposer unit
US5901000A (en) * 1998-04-22 1999-05-04 Lexmark International, Inc. Sound reduced rotatable polygon assembly
US6195190B1 (en) * 1998-05-20 2001-02-27 Minolta Co., Ltd. Optical beam scanning device
US6339491B1 (en) * 1998-12-09 2002-01-15 Fuji Photo Film Co., Ltd. Dustproof structure of optical box
JP2002107650A (ja) * 2000-09-27 2002-04-10 Ricoh Co Ltd 光ビーム走査装置
JP2002350768A (ja) 2001-05-30 2002-12-04 Kyocera Mita Corp レーザ走査装置およびこれを用いた画像形成装置
JP4170736B2 (ja) * 2001-12-21 2008-10-22 株式会社リコー 光走査装置及び画像形成装置
JP5013652B2 (ja) * 2003-06-13 2012-08-29 キヤノン株式会社 走査式光学装置
JP4188154B2 (ja) * 2003-06-18 2008-11-26 株式会社リコー 画像形成装置
JP2005305964A (ja) * 2004-04-26 2005-11-04 Canon Inc 光学装置の筺体及び走査光学装置
JP2006078903A (ja) 2004-09-10 2006-03-23 Ricoh Co Ltd 光ビーム走査装置
JP4689434B2 (ja) * 2004-12-15 2011-05-25 株式会社リコー 光走査装置および画像形成装置
JP4634819B2 (ja) * 2005-02-22 2011-02-16 株式会社リコー 光走査装置および画像形成装置
US7271941B2 (en) * 2005-03-07 2007-09-18 Lexmark International, Inc. Laser scanning unit including a shield
JP2007079515A (ja) 2005-09-16 2007-03-29 Fuji Xerox Co Ltd 光走査装置
JP4663517B2 (ja) * 2005-12-28 2011-04-06 株式会社リコー 光書込装置、画像形成装置およびハウジングの成形方法
JP4875896B2 (ja) * 2006-01-11 2012-02-15 株式会社リコー 光走査装置及びこれを備える画像形成装置並びにレンズ位置調整方法
JP4895643B2 (ja) * 2006-03-09 2012-03-14 株式会社リコー 光走査装置、画像形成装置

Also Published As

Publication number Publication date
US20120019885A1 (en) 2012-01-26
US8035677B2 (en) 2011-10-11
US20090214259A1 (en) 2009-08-27
JP2009198889A (ja) 2009-09-03

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