JP5407391B2 - 光走査方式画像形成装置 - Google Patents

光走査方式画像形成装置 Download PDF

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Publication number
JP5407391B2
JP5407391B2 JP2009027557A JP2009027557A JP5407391B2 JP 5407391 B2 JP5407391 B2 JP 5407391B2 JP 2009027557 A JP2009027557 A JP 2009027557A JP 2009027557 A JP2009027557 A JP 2009027557A JP 5407391 B2 JP5407391 B2 JP 5407391B2
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JP
Japan
Prior art keywords
laser
electrostatic latent
latent image
scanning direction
laser light
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
JP2009027557A
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English (en)
Japanese (ja)
Other versions
JP2009234256A (ja
JP2009234256A5 (enExample
Inventor
竹志 澁谷
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.)
Ricoh Co Ltd
Original Assignee
Ricoh Co 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 Ricoh Co Ltd filed Critical Ricoh Co Ltd
Priority to JP2009027557A priority Critical patent/JP5407391B2/ja
Priority to US12/392,428 priority patent/US7929006B2/en
Priority to DE102009011667A priority patent/DE102009011667A1/de
Publication of JP2009234256A publication Critical patent/JP2009234256A/ja
Publication of JP2009234256A5 publication Critical patent/JP2009234256A5/ja
Application granted granted Critical
Publication of JP5407391B2 publication Critical patent/JP5407391B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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    • 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
    • G03G15/22—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20
    • G03G15/32—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20 in which the charge pattern is formed dotwise, e.g. by a thermal head
    • G03G15/326—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20 in which the charge pattern is formed dotwise, e.g. by a thermal head by application of light, e.g. using a LED array
    • 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
    • B41J2/473—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 using multiple light beams, wavelengths or colours
    • 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
    • G03G15/04045—Details of illuminating systems, e.g. lamps, reflectors for exposing image information provided otherwise than by directly projecting the original image onto the photoconductive recording material, e.g. digital copiers
    • G03G15/04072—Details of illuminating systems, e.g. lamps, reflectors for exposing image information provided otherwise than by directly projecting the original image onto the photoconductive recording material, e.g. digital copiers by laser
    • 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)
  • Exposure Or Original Feeding In Electrophotography (AREA)
JP2009027557A 2008-03-04 2009-02-09 光走査方式画像形成装置 Expired - Fee Related JP5407391B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2009027557A JP5407391B2 (ja) 2008-03-04 2009-02-09 光走査方式画像形成装置
US12/392,428 US7929006B2 (en) 2008-03-04 2009-02-25 Nonparallel beam scanning apparatus for laser printer
DE102009011667A DE102009011667A1 (de) 2008-03-04 2009-03-04 Bilderzeugungsvorrichtung

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2008053805 2008-03-04
JP2008053805 2008-03-04
JP2009027557A JP5407391B2 (ja) 2008-03-04 2009-02-09 光走査方式画像形成装置

Publications (3)

Publication Number Publication Date
JP2009234256A JP2009234256A (ja) 2009-10-15
JP2009234256A5 JP2009234256A5 (enExample) 2011-05-19
JP5407391B2 true JP5407391B2 (ja) 2014-02-05

Family

ID=41053169

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2009027557A Expired - Fee Related JP5407391B2 (ja) 2008-03-04 2009-02-09 光走査方式画像形成装置

Country Status (3)

Country Link
US (1) US7929006B2 (enExample)
JP (1) JP5407391B2 (enExample)
DE (1) DE102009011667A1 (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5842325B2 (ja) 2010-12-03 2016-01-13 株式会社リコー 光源制御回路、画像形成装置及び光源制御方法

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5714058A (en) * 1980-06-28 1982-01-25 Ricoh Co Ltd Printer
JPH0583503A (ja) 1991-09-24 1993-04-02 Fuji Photo Film Co Ltd 画像露光装置
JPH0732647A (ja) 1993-07-15 1995-02-03 Fuji Photo Film Co Ltd 画像記録方法及び画像記録装置
JPH0952389A (ja) 1995-06-06 1997-02-25 Fuji Xerox Co Ltd 半導体レーザアレイ駆動方法および装置、並びに画像形成装置
JP3079076B2 (ja) * 1997-03-19 2000-08-21 富士通株式会社 画像形成装置
JP3829522B2 (ja) * 1999-03-16 2006-10-04 富士ゼロックス株式会社 画像形成装置
JP2001267681A (ja) * 2000-03-14 2001-09-28 Fuji Xerox Co Ltd 面発光レーザーの光量制御方法
JP4323670B2 (ja) * 2000-03-16 2009-09-02 キヤノン株式会社 画像形成装置
JP2001264657A (ja) 2000-03-17 2001-09-26 Hitachi Koki Co Ltd 光走査装置
JP3826666B2 (ja) 2000-04-18 2006-09-27 富士ゼロックス株式会社 画像形成装置及び方法
JP2004148645A (ja) * 2002-10-30 2004-05-27 Ricoh Co Ltd 画像形成装置
JP2004181648A (ja) * 2002-11-29 2004-07-02 Ricoh Co Ltd 画像形成装置
JP2004276532A (ja) 2003-03-18 2004-10-07 Hitachi Printing Solutions Ltd カラー画像形成装置
KR100601648B1 (ko) * 2003-12-05 2006-07-14 삼성전자주식회사 광주사장치
JP4321764B2 (ja) * 2004-02-23 2009-08-26 株式会社リコー 光走査装置及び画像形成装置
JP2006142787A (ja) 2004-11-25 2006-06-08 Ricoh Printing Systems Ltd 露光ヘッド制御方法及びそれを用いた印刷装置
JP4569332B2 (ja) 2005-03-15 2010-10-27 富士ゼロックス株式会社 画像形成装置およびその制御方法
JP2006300981A (ja) * 2005-04-15 2006-11-02 Seiko Epson Corp 光走査装置、光走査装置の制御方法及び画像表示装置
JP4859091B2 (ja) * 2005-06-21 2012-01-18 株式会社リコー 光走査装置及び画像形成装置
JP2007008132A (ja) * 2005-07-04 2007-01-18 Ricoh Co Ltd ドット位置補正装置、光走査装置、画像形成装置及びカラー画像形成装置
JP5023648B2 (ja) 2005-11-07 2012-09-12 富士ゼロックス株式会社 プリントヘッドおよびプリントヘッドにおける副走査方向ずれ補正値の設定方法
JP4896663B2 (ja) * 2006-02-17 2012-03-14 株式会社リコー 画素形成装置、光走査装置、光走査方法、画像形成装置、カラー画像形成装置、プログラム、記録媒体
JP4920966B2 (ja) 2005-12-21 2012-04-18 キヤノン株式会社 画像形成装置
US20080018727A1 (en) * 2006-07-24 2008-01-24 Kabushiki Kaisha Toshiba Optical beam scanning apparatus, optical beam scanning method, optical beam scanning program, image forming apparatus, image forming method, image forming program
JP4912071B2 (ja) * 2006-08-04 2012-04-04 株式会社リコー 光走査装置、光走査方法、画像形成装置、カラー画像形成装置、プログラム、記録媒体
JP4513789B2 (ja) 2006-08-22 2010-07-28 株式会社デンソー 車載ハンズフリー装置
JP5063234B2 (ja) 2007-07-20 2012-10-31 キヤノン株式会社 撮像装置、撮像システム、及び、撮像装置の動作方法

Also Published As

Publication number Publication date
JP2009234256A (ja) 2009-10-15
DE102009011667A1 (de) 2009-10-22
US7929006B2 (en) 2011-04-19
US20090225151A1 (en) 2009-09-10

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