JP4240777B2 - 走査光学装置及びそれを用いた画像形成装置 - Google Patents

走査光学装置及びそれを用いた画像形成装置 Download PDF

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Publication number
JP4240777B2
JP4240777B2 JP2000233030A JP2000233030A JP4240777B2 JP 4240777 B2 JP4240777 B2 JP 4240777B2 JP 2000233030 A JP2000233030 A JP 2000233030A JP 2000233030 A JP2000233030 A JP 2000233030A JP 4240777 B2 JP4240777 B2 JP 4240777B2
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Japan
Prior art keywords
optical element
scanning
sub
diffractive optical
section
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Expired - Fee Related
Application number
JP2000233030A
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English (en)
Japanese (ja)
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JP2002048992A5 (OSRAM
JP2002048992A (ja
Inventor
一己 木村
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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 JP2000233030A priority Critical patent/JP4240777B2/ja
Priority to US09/917,742 priority patent/US6677972B2/en
Publication of JP2002048992A publication Critical patent/JP2002048992A/ja
Priority to US10/680,147 priority patent/US6958764B2/en
Publication of JP2002048992A5 publication Critical patent/JP2002048992A5/ja
Application granted granted Critical
Publication of JP4240777B2 publication Critical patent/JP4240777B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/42—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect
    • G02B27/4205—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect having a diffractive optical element [DOE] contributing to image formation, e.g. whereby modulation transfer function MTF or optical aberrations are relevant
    • G02B27/4227—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect having a diffractive optical element [DOE] contributing to image formation, e.g. whereby modulation transfer function MTF or optical aberrations are relevant in image scanning systems
    • 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
    • G02B26/125—Details of the optical system between the polygonal mirror and the image plane
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/0025—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for optical correction, e.g. distorsion, aberration
    • G02B27/0031—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for optical correction, e.g. distorsion, aberration for scanning purposes
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/0025—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for optical correction, e.g. distorsion, aberration
    • G02B27/0037—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for optical correction, e.g. distorsion, aberration with diffracting elements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/42—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect
    • G02B27/4283—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect having a diffractive element with major temperature dependent properties

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Mechanical Optical Scanning Systems (AREA)
  • Lenses (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
  • Laser Beam Printer (AREA)
  • Mounting And Adjusting Of Optical Elements (AREA)
JP2000233030A 2000-08-01 2000-08-01 走査光学装置及びそれを用いた画像形成装置 Expired - Fee Related JP4240777B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2000233030A JP4240777B2 (ja) 2000-08-01 2000-08-01 走査光学装置及びそれを用いた画像形成装置
US09/917,742 US6677972B2 (en) 2000-08-01 2001-07-31 Scanning optical apparatus and image forming apparatus using the same
US10/680,147 US6958764B2 (en) 2000-08-01 2003-10-08 Scanning optical apparatus and image forming apparatus using the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2000233030A JP4240777B2 (ja) 2000-08-01 2000-08-01 走査光学装置及びそれを用いた画像形成装置

Publications (3)

Publication Number Publication Date
JP2002048992A JP2002048992A (ja) 2002-02-15
JP2002048992A5 JP2002048992A5 (OSRAM) 2007-09-13
JP4240777B2 true JP4240777B2 (ja) 2009-03-18

Family

ID=18725621

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000233030A Expired - Fee Related JP4240777B2 (ja) 2000-08-01 2000-08-01 走査光学装置及びそれを用いた画像形成装置

Country Status (2)

Country Link
US (2) US6677972B2 (OSRAM)
JP (1) JP4240777B2 (OSRAM)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4240777B2 (ja) * 2000-08-01 2009-03-18 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
JP4654350B2 (ja) * 2004-12-13 2011-03-16 Ｈｏｙａ株式会社 走査光学系
JP5106033B2 (ja) * 2007-10-16 2012-12-26 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
JP5153561B2 (ja) * 2008-10-16 2013-02-27 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

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4379612A (en) * 1979-09-04 1983-04-12 Canon Kabushiki Kaisha Scanning optical system having a fall-down correcting function
US5875051A (en) * 1995-10-25 1999-02-23 Ricoh Company, Ltd. Optical scanning device and a scanning lens therefor
US5838480A (en) * 1996-04-29 1998-11-17 The University Of Rochester Optical scanning system with diffractive optics
JP3604852B2 (ja) 1996-12-28 2004-12-22 キヤノン株式会社 走査光学装置及びレーザービームプリンタ
JP3595640B2 (ja) 1997-02-07 2004-12-02 キヤノン株式会社 走査光学系及びレーザービームプリンタ
US6038053A (en) 1998-02-04 2000-03-14 Canon Kabushiki Kaisha Color image forming apparatus
JP3697048B2 (ja) 1998-02-06 2005-09-21 キヤノン株式会社 カラー画像形成装置
JPH11223738A (ja) 1998-02-09 1999-08-17 Furukawa Electric Co Ltd:The 光素子
JPH11326804A (ja) * 1998-03-16 1999-11-26 Canon Inc カラー画像形成装置及び走査光学装置
JP4438025B2 (ja) * 1998-06-23 2010-03-24 キヤノン株式会社 走査光学装置
US6201626B1 (en) * 1998-06-23 2001-03-13 Asahi Kogaku Kogyo Kabushiki Kaisha Scanning optical system
US6232991B1 (en) * 2000-02-15 2001-05-15 Xerox Corporation ROS bow compensation
JP4240777B2 (ja) * 2000-08-01 2009-03-18 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

Also Published As

Publication number Publication date
US20020036689A1 (en) 2002-03-28
US20040070664A1 (en) 2004-04-15
US6677972B2 (en) 2004-01-13
US6958764B2 (en) 2005-10-25
JP2002048992A (ja) 2002-02-15

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