JP3667236B2 - 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
JP3667236B2
JP3667236B2 JP2001038174A JP2001038174A JP3667236B2 JP 3667236 B2 JP3667236 B2 JP 3667236B2 JP 2001038174 A JP2001038174 A JP 2001038174A JP 2001038174 A JP2001038174 A JP 2001038174A JP 3667236 B2 JP3667236 B2 JP 3667236B2
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JP
Japan
Prior art keywords
light
diffracted light
scanned
scanning
diffractive
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
JP2001038174A
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English (en)
Japanese (ja)
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JP2001318333A5 (enExample
JP2001318333A (ja
Inventor
一己 木村
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 JP2001038174A priority Critical patent/JP3667236B2/ja
Priority to US09/794,500 priority patent/US6639704B2/en
Publication of JP2001318333A publication Critical patent/JP2001318333A/ja
Publication of JP2001318333A5 publication Critical patent/JP2001318333A5/ja
Application granted granted Critical
Publication of JP3667236B2 publication Critical patent/JP3667236B2/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
    • 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
    • G02B27/4233—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect having a diffractive element [DOE] contributing to a non-imaging application
    • G02B27/4244—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect having a diffractive element [DOE] contributing to a non-imaging application in wavelength selecting devices
    • 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
    • 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
    • G02B27/4233—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect having a diffractive element [DOE] contributing to a non-imaging application
    • G02B27/425—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect having a diffractive element [DOE] contributing to a non-imaging application in illumination systems

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Mechanical Optical Scanning Systems (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Lenses (AREA)
  • Laser Beam Printer (AREA)
JP2001038174A 2000-02-29 2001-02-15 走査光学装置及びそれを用いた画像形成装置 Expired - Fee Related JP3667236B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2001038174A JP3667236B2 (ja) 2000-02-29 2001-02-15 走査光学装置及びそれを用いた画像形成装置
US09/794,500 US6639704B2 (en) 2000-02-29 2001-02-28 Scanning optical apparatus, and image forming apparatus using the same

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2000-53547 2000-02-29
JP2000053547 2000-02-29
JP2001038174A JP3667236B2 (ja) 2000-02-29 2001-02-15 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
JP2001318333A JP2001318333A (ja) 2001-11-16
JP2001318333A5 JP2001318333A5 (enExample) 2005-06-16
JP3667236B2 true JP3667236B2 (ja) 2005-07-06

Family

ID=26586367

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2001038174A Expired - Fee Related JP3667236B2 (ja) 2000-02-29 2001-02-15 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 (1) US6639704B2 (enExample)
JP (1) JP3667236B2 (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006301299A (ja) * 2005-04-20 2006-11-02 Ricoh Co Ltd レーザ走査装置、画像形成装置、レーザ走査方法及び画像形成方法
JP4731986B2 (ja) * 2005-05-12 2011-07-27 キヤノン株式会社 画像表示装置及びそれを有する撮像装置
US7450142B2 (en) * 2005-09-02 2008-11-11 Canon Kabushiki Kaisha Scanning optical device with post-deflection diffraction element supported by an end-side swing member to suppress vibration
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

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5422753A (en) * 1993-12-23 1995-06-06 Xerox Corporation Binary diffraction optical element for controlling scanning beam intensity in a raster output scanning (ROS) optical system
JP3432085B2 (ja) 1996-08-28 2003-07-28 キヤノン株式会社 走査光学装置

Also Published As

Publication number Publication date
US6639704B2 (en) 2003-10-28
US20010030792A1 (en) 2001-10-18
JP2001318333A (ja) 2001-11-16

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