JP3733294B2 - 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
JP3733294B2
JP3733294B2 JP2001041907A JP2001041907A JP3733294B2 JP 3733294 B2 JP3733294 B2 JP 3733294B2 JP 2001041907 A JP2001041907 A JP 2001041907A JP 2001041907 A JP2001041907 A JP 2001041907A JP 3733294 B2 JP3733294 B2 JP 3733294B2
Authority
JP
Japan
Prior art keywords
scanned
diffracted light
light
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
JP2001041907A
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English (en)
Japanese (ja)
Other versions
JP2002244070A (ja
JP2002244070A5 (enExample
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 JP2001041907A priority Critical patent/JP3733294B2/ja
Priority to US10/073,108 priority patent/US7039257B2/en
Publication of JP2002244070A publication Critical patent/JP2002244070A/ja
Publication of JP2002244070A5 publication Critical patent/JP2002244070A5/ja
Application granted granted Critical
Publication of JP3733294B2 publication Critical patent/JP3733294B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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
    • 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
    • G02B27/0018—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 with means for preventing ghost images
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K15/00—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers
    • G06K15/02—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers
    • G06K15/12—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers by photographic printing, e.g. by laser printers
    • G06K15/1204—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers by photographic printing, e.g. by laser printers involving the fast moving of an optical beam in the main scanning direction

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Mechanical Optical Scanning Systems (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Laser Beam Printer (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
  • Lenses (AREA)
JP2001041907A 2001-02-19 2001-02-19 走査光学装置及びそれを用いた画像形成装置 Expired - Fee Related JP3733294B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2001041907A JP3733294B2 (ja) 2001-02-19 2001-02-19 走査光学装置及びそれを用いた画像形成装置
US10/073,108 US7039257B2 (en) 2001-02-19 2002-02-12 Scanning optical apparatus and image forming apparatus using the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2001041907A JP3733294B2 (ja) 2001-02-19 2001-02-19 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
JP2002244070A JP2002244070A (ja) 2002-08-28
JP2002244070A5 JP2002244070A5 (enExample) 2005-11-04
JP3733294B2 true JP3733294B2 (ja) 2006-01-11

Family

ID=18904280

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2001041907A Expired - Fee Related JP3733294B2 (ja) 2001-02-19 2001-02-19 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) US7039257B2 (enExample)
JP (1) JP3733294B2 (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060139715A1 (en) * 2004-12-24 2006-06-29 Brother Kogyo Kabushiki Kaisha Optical scanning device and image forming apparatus
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
JP2007140035A (ja) * 2005-11-17 2007-06-07 Noritsu Koki Co Ltd 画像形成装置
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 (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51120737A (en) 1975-04-15 1976-10-22 Canon Inc Douser device for harmful lights in light beam scanning
US4848879A (en) * 1982-10-09 1989-07-18 Canon Kabushiki Kaisha Light modulating device
US4731623A (en) * 1985-09-30 1988-03-15 Kabushiki Kaisha Toshiba Image formation device
JPS63273823A (ja) 1987-05-01 1988-11-10 Toshiba Corp レ−ザ走査系
JP2696364B2 (ja) * 1988-12-01 1998-01-14 旭光学工業株式会社 走査式光学装置のモニター機構
JPH04212119A (ja) 1990-05-15 1992-08-03 Ricoh Co Ltd 光走査装置
US5161047A (en) * 1990-05-15 1992-11-03 Ricoh Company, Ltd. Optical scanner for image recording apparatus
JPH0643372A (ja) * 1992-06-19 1994-02-18 Canon Inc 光走査装置
CA2107194C (en) 1992-12-11 1999-08-31 Ellis D. Harris Binary diffractive optical element scanner
JP3365855B2 (ja) 1994-04-19 2003-01-14 ペンタックス株式会社 走査光学系
US5646767A (en) * 1993-12-22 1997-07-08 Asahi Kogaku Kogyo Kabushiki Kaisha Scanning optical system
JP3432085B2 (ja) * 1996-08-28 2003-07-28 キヤノン株式会社 走査光学装置
JPH10325934A (ja) 1997-05-26 1998-12-08 Asahi Optical Co Ltd 光走査装置
JP3472103B2 (ja) * 1997-09-10 2003-12-02 キヤノン株式会社 回折光学素子及びそれを用いた光学系
JPH11271655A (ja) 1998-03-20 1999-10-08 Canon Inc レーザー走査光学装置
JPH11307443A (ja) 1998-04-24 1999-11-05 Canon Inc 投影露光装置及びそれを用いたデバイスの製造方法
JP3559710B2 (ja) 1998-05-25 2004-09-02 キヤノン株式会社 回折光学素子及びそれを用いた走査光学装置
JP3559711B2 (ja) 1998-06-12 2004-09-02 キヤノン株式会社 走査光学装置及びマルチビーム走査光学装置
JP2000019444A (ja) * 1998-07-06 2000-01-21 Canon Inc 光走査光学系及びそれを用いた画像形成装置
US6384949B1 (en) * 1999-02-25 2002-05-07 Ricoh Company Ltd. Optical scanning device, image forming apparatus and optical scanning method
US6469818B1 (en) * 1999-10-06 2002-10-22 Canon Kabushiki Kaisha Multi-beam scanning optical apparatus and image forming apparatus using it

Also Published As

Publication number Publication date
US20020114538A1 (en) 2002-08-22
JP2002244070A (ja) 2002-08-28
US7039257B2 (en) 2006-05-02

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