JP5171029B2 - 光走査装置及びそれを用いた画像形成装置 - Google Patents

光走査装置及びそれを用いた画像形成装置 Download PDF

Info

Publication number
JP5171029B2
JP5171029B2 JP2006349557A JP2006349557A JP5171029B2 JP 5171029 B2 JP5171029 B2 JP 5171029B2 JP 2006349557 A JP2006349557 A JP 2006349557A JP 2006349557 A JP2006349557 A JP 2006349557A JP 5171029 B2 JP5171029 B2 JP 5171029B2
Authority
JP
Japan
Prior art keywords
light beam
optical
optical element
transmission
main scanning
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
JP2006349557A
Other languages
English (en)
Japanese (ja)
Other versions
JP2008158415A5 (https=
JP2008158415A (ja
Inventor
秀和 下村
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 JP2006349557A priority Critical patent/JP5171029B2/ja
Priority to US11/962,053 priority patent/US7522324B2/en
Priority to EP07024977A priority patent/EP1939666B1/en
Priority to CN2007103054022A priority patent/CN101211010B/zh
Priority to KR1020070136995A priority patent/KR100943544B1/ko
Publication of JP2008158415A publication Critical patent/JP2008158415A/ja
Publication of JP2008158415A5 publication Critical patent/JP2008158415A5/ja
Application granted granted Critical
Publication of JP5171029B2 publication Critical patent/JP5171029B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • 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
    • G02B26/125—Details of the optical system between the polygonal mirror and the image plane
    • G02B26/126—Details of the optical system between the polygonal mirror and the image plane including curved mirrors
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/0005—Optical objectives specially designed for the purposes specified below having F-Theta characteristic
    • 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
    • G02B26/125—Details of the optical system between the polygonal mirror and the image plane
    • 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
    • G03G15/01—Apparatus for electrographic processes using a charge pattern for producing multicoloured copies
    • G03G15/0105—Details of unit
    • G03G15/011—Details of unit for exposing
    • 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
    • G03G15/0409—Details of projection optics

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Mechanical Optical Scanning Systems (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
JP2006349557A 2006-12-26 2006-12-26 光走査装置及びそれを用いた画像形成装置 Expired - Fee Related JP5171029B2 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2006349557A JP5171029B2 (ja) 2006-12-26 2006-12-26 光走査装置及びそれを用いた画像形成装置
US11/962,053 US7522324B2 (en) 2006-12-26 2007-12-20 Optical scanning device and image forming apparatus using the same
EP07024977A EP1939666B1 (en) 2006-12-26 2007-12-21 Optical scanning device and image forming apparatus using the same
CN2007103054022A CN101211010B (zh) 2006-12-26 2007-12-26 光学扫描设备和使用其的图像形成装置
KR1020070136995A KR100943544B1 (ko) 2006-12-26 2007-12-26 광주사장치 및 그것을 사용한 화상형성장치

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2006349557A JP5171029B2 (ja) 2006-12-26 2006-12-26 光走査装置及びそれを用いた画像形成装置

Publications (3)

Publication Number Publication Date
JP2008158415A JP2008158415A (ja) 2008-07-10
JP2008158415A5 JP2008158415A5 (https=) 2009-07-16
JP5171029B2 true JP5171029B2 (ja) 2013-03-27

Family

ID=39145449

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2006349557A Expired - Fee Related JP5171029B2 (ja) 2006-12-26 2006-12-26 光走査装置及びそれを用いた画像形成装置

Country Status (5)

Country Link
US (1) US7522324B2 (https=)
EP (1) EP1939666B1 (https=)
JP (1) JP5171029B2 (https=)
KR (1) KR100943544B1 (https=)
CN (1) CN101211010B (https=)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5121388B2 (ja) * 2007-10-17 2013-01-16 キヤノン株式会社 光走査装置
JP2010055051A (ja) 2008-07-31 2010-03-11 Ricoh Co Ltd 光走査装置および光走査装置の制御方法並びにこれを用いた画像形成装置
JP2010066679A (ja) * 2008-09-12 2010-03-25 Canon Inc 光走査装置及びそれを用いた画像形成装置
KR20100073756A (ko) * 2008-12-23 2010-07-01 삼성전자주식회사 광 주사 장치 및 이를 채용한 화상 형성 장치
EP2204687B1 (en) * 2008-12-31 2017-04-19 S-Printing Solution Co., Ltd. Light Scanning Unit
JP5317901B2 (ja) 2009-09-14 2013-10-16 キヤノン株式会社 光走査装置及びそれを用いた画像形成装置
JP6147042B2 (ja) 2012-04-25 2017-06-14 キヤノン株式会社 画像形成装置
JP6388382B2 (ja) * 2014-07-31 2018-09-12 キヤノン株式会社 走査光学装置及び画像形成装置
JP7581103B2 (ja) 2020-04-02 2024-11-12 キヤノン株式会社 光走査装置及び画像形成装置
CN117492340B (zh) * 2022-07-26 2024-07-30 北京辰光融信技术有限公司 一种光扫描单元及成像装置

Family Cites Families (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3873180A (en) 1973-09-10 1975-03-25 Ampex Light beam scanning system with scan angle demagnification
GB1567319A (en) 1977-11-16 1980-05-14 Rank Organisation Ltd Optical apparatus
JPS61186921A (ja) 1985-02-14 1986-08-20 Fuji Photo Film Co Ltd 光ビ−ム走査装置
JP2626708B2 (ja) 1987-07-01 1997-07-02 富士写真光機株式会社 走査結像光学系
JPH0682715A (ja) 1992-08-31 1994-03-25 Tokyo Electric Co Ltd 光走査装置
JPH06118325A (ja) 1992-10-09 1994-04-28 Ricoh Co Ltd 光走査装置
JPH08194180A (ja) * 1995-01-18 1996-07-30 Nec Corp 光走査装置
JPH08248308A (ja) 1995-03-13 1996-09-27 Fuji Xerox Co Ltd 走査レンズ及び光走査装置
JPH0968664A (ja) 1995-08-30 1997-03-11 Canon Inc 光ビーム走査用光学系
JP3420439B2 (ja) 1996-08-01 2003-06-23 キヤノン株式会社 光走査光学系及びそれを備えるレーザービームプリンタ
JPH10288745A (ja) 1997-02-17 1998-10-27 Ricoh Co Ltd 光走査用レンズおよび光走査装置
JPH1152277A (ja) 1997-06-03 1999-02-26 Seiko Epson Corp 光走査装置
JPH11295604A (ja) * 1998-04-08 1999-10-29 Asahi Optical Co Ltd 複合レンズ
US6456415B1 (en) 1999-06-02 2002-09-24 Fuji Photo Film Co., Ltd. Optical scanner
JP2001083445A (ja) 1999-07-14 2001-03-30 Minolta Co Ltd レーザー光学走査装置
JP3507474B2 (ja) 2001-01-11 2004-03-15 キヤノン株式会社 光走査装置及びそれを用いた画像形成装置
JP4684470B2 (ja) 2001-06-08 2011-05-18 キヤノン株式会社 光走査装置及びそれを用いた画像形成装置
JP4659277B2 (ja) 2001-06-12 2011-03-30 キヤノン株式会社 光走査装置及びそれを用いた画像形成装置
JP4850358B2 (ja) 2001-07-06 2012-01-11 キヤノン株式会社 走査光学装置及びそれを用いた画像形成装置
JP4717285B2 (ja) 2001-08-24 2011-07-06 キヤノン株式会社 走査光学装置及びそれを用いた画像形成装置
JP2003185956A (ja) 2001-12-20 2003-07-03 Pentax Corp 走査光学系
JP2003287695A (ja) 2002-03-27 2003-10-10 Minolta Co Ltd レーザ走査装置
KR100445128B1 (ko) 2002-06-05 2004-08-21 삼성전자주식회사 광주사장치
US7034859B2 (en) 2002-08-08 2006-04-25 Canon Kabushiki Kaisha Optical scanning device and image forming apparatus using the same
JP2004070107A (ja) 2002-08-08 2004-03-04 Canon Inc 光走査装置及びそれを用いた画像形成装置
JP4378081B2 (ja) 2002-12-03 2009-12-02 キヤノン株式会社 光走査装置及びそれを用いた画像形成装置
JP2005070125A (ja) 2003-08-27 2005-03-17 Canon Inc 光走査装置及びそれを用いた画像形成装置
JP2005345719A (ja) 2004-06-02 2005-12-15 Canon Inc 光走査装置及びそれを用いた画像形成装置
JP4845448B2 (ja) 2004-08-05 2011-12-28 キヤノン株式会社 光学走査装置
JP4944432B2 (ja) 2005-11-30 2012-05-30 キヤノン株式会社 光走査装置及びそれを用いた画像形成装置

Also Published As

Publication number Publication date
KR100943544B1 (ko) 2010-02-22
US20080151326A1 (en) 2008-06-26
US7522324B2 (en) 2009-04-21
KR20080060181A (ko) 2008-07-01
EP1939666A1 (en) 2008-07-02
CN101211010A (zh) 2008-07-02
CN101211010B (zh) 2010-06-09
EP1939666B1 (en) 2012-12-05
JP2008158415A (ja) 2008-07-10

Similar Documents

Publication Publication Date Title
JP5094318B2 (ja) 光走査装置及びそれを用いた画像形成装置
JP5106033B2 (ja) 光走査装置及びそれを用いた画像形成装置
KR100943544B1 (ko) 광주사장치 및 그것을 사용한 화상형성장치
JP2009271353A (ja) 光走査装置及びそれを用いた画像形成装置
JP4944432B2 (ja) 光走査装置及びそれを用いた画像形成装置
JP2010026055A (ja) 光走査装置及びそれを用いた画像形成装置
JP5137756B2 (ja) 走査光学装置及びそれを用いた画像形成装置
US7550712B2 (en) Optical scanning system with reduced spherical aberration and image forming apparatus using the same
JP5317901B2 (ja) 光走査装置及びそれを用いた画像形成装置
JP2008170487A (ja) 光走査装置及びそれを用いた画像形成装置
JP5063194B2 (ja) 光走査装置及びそれを用いた画像形成装置
US7355773B2 (en) Optical scanning apparatus and image forming apparatus using same
US7526145B2 (en) Optical scanning device and image forming apparatus using the same
JP2006330688A (ja) 光走査装置及びそれを用いた画像形成装置
JP5094221B2 (ja) 光走査装置及びそれを用いた画像形成装置
JP4401950B2 (ja) 光走査装置及びそれを用いた画像形成装置
JP4902279B2 (ja) 画像形成装置
JP2014016404A (ja) 光走査装置およびカラー画像形成装置
JP2004317790A (ja) 光走査装置
JP2006071893A (ja) 光走査装置及びそれを用いた画像形成装置
JP5344653B2 (ja) 光走査装置及びそれを用いた画像形成装置
JP2007183354A (ja) 光走査装置及びそれを用いた画像形成装置
JP2025140262A (ja) 光走査装置及び画像形成装置
JP2004198894A (ja) 走査光学装置及びそれを用いた画像形成装置
JP2007156172A (ja) 光走査装置およびそれを用いた画像形成装置

Legal Events

Date Code Title Description
A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20090527

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20090527

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20120207

A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20120405

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20121218

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20121225

R151 Written notification of patent or utility model registration

Ref document number: 5171029

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R151

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20160111

Year of fee payment: 3

LAPS Cancellation because of no payment of annual fees
RD03 Notification of appointment of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: R3D03