JP3577427B2 - 走査光学装置 - Google Patents

走査光学装置 Download PDF

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Publication number
JP3577427B2
JP3577427B2 JP11529299A JP11529299A JP3577427B2 JP 3577427 B2 JP3577427 B2 JP 3577427B2 JP 11529299 A JP11529299 A JP 11529299A JP 11529299 A JP11529299 A JP 11529299A JP 3577427 B2 JP3577427 B2 JP 3577427B2
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JP
Japan
Prior art keywords
lens
light
scanning
optical device
laser beam
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 - Lifetime
Application number
JP11529299A
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English (en)
Japanese (ja)
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JP2000305030A5 (enExample
JP2000305030A (ja
Inventor
英世 牧野
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 JP11529299A priority Critical patent/JP3577427B2/ja
Priority to US09/556,859 priority patent/US6313935B1/en
Publication of JP2000305030A publication Critical patent/JP2000305030A/ja
Publication of JP2000305030A5 publication Critical patent/JP2000305030A5/ja
Application granted granted Critical
Publication of JP3577427B2 publication Critical patent/JP3577427B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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    • 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
    • G02B26/127—Adaptive control of the scanning light beam, e.g. using the feedback from one or more detectors
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mechanical Optical Scanning Systems (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Laser Beam Printer (AREA)
JP11529299A 1999-04-22 1999-04-22 走査光学装置 Expired - Lifetime JP3577427B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP11529299A JP3577427B2 (ja) 1999-04-22 1999-04-22 走査光学装置
US09/556,859 US6313935B1 (en) 1999-04-22 2000-04-21 Scanning optical apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11529299A JP3577427B2 (ja) 1999-04-22 1999-04-22 走査光学装置

Publications (3)

Publication Number Publication Date
JP2000305030A JP2000305030A (ja) 2000-11-02
JP2000305030A5 JP2000305030A5 (enExample) 2004-08-12
JP3577427B2 true JP3577427B2 (ja) 2004-10-13

Family

ID=14659054

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11529299A Expired - Lifetime JP3577427B2 (ja) 1999-04-22 1999-04-22 走査光学装置

Country Status (2)

Country Link
US (1) US6313935B1 (enExample)
JP (1) JP3577427B2 (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3673709B2 (ja) * 1999-11-09 2005-07-20 キヤノン株式会社 光走査装置及び画像形成装置
JP4008262B2 (ja) * 2002-02-28 2007-11-14 株式会社リコー 画像形成装置
JP2004126482A (ja) * 2002-08-01 2004-04-22 Ricoh Co Ltd マルチビーム光源装置およびマルチビーム走査装置
EP1439070B1 (en) * 2003-01-20 2008-10-29 Ricoh Company, Ltd. Multi-beam scanning device and image forming apparatus using the scanning device
JP4139359B2 (ja) * 2004-06-18 2008-08-27 株式会社リコー 走査結像光学系・光走査装置および画像形成装置
US7443415B2 (en) * 2005-08-04 2008-10-28 Kabushiki Kaisha Toshiba Optical beam scanning device and image forming apparatus having window for polygon mirror cover
JP6203111B2 (ja) * 2014-04-24 2017-09-27 株式会社東芝 画像形成装置
JP6946983B2 (ja) 2017-11-30 2021-10-13 株式会社リコー 位置検出装置、画像読取装置、画像形成装置、プログラムおよび位置検出方法
WO2021054956A1 (en) * 2019-09-19 2021-03-25 Hewlett-Packard Development Company, L.P. Lighting assemblies with reflective surfaces

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4745416A (en) * 1986-02-28 1988-05-17 Mita Industrial Co., Ltd. Laser beam printer with optical system for preventing ghost images

Also Published As

Publication number Publication date
US6313935B1 (en) 2001-11-06
JP2000305030A (ja) 2000-11-02

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