JP6478560B2 - 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

Info

Publication number
JP6478560B2
JP6478560B2 JP2014220164A JP2014220164A JP6478560B2 JP 6478560 B2 JP6478560 B2 JP 6478560B2 JP 2014220164 A JP2014220164 A JP 2014220164A JP 2014220164 A JP2014220164 A JP 2014220164A JP 6478560 B2 JP6478560 B2 JP 6478560B2
Authority
JP
Japan
Prior art keywords
light
shielding member
imaging lens
deflection
scanning device
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.)
Active
Application number
JP2014220164A
Other languages
English (en)
Japanese (ja)
Other versions
JP2016085433A5 (enExample
JP2016085433A (ja
Inventor
周一 黒川
周一 黒川
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 JP2014220164A priority Critical patent/JP6478560B2/ja
Priority to US14/886,208 priority patent/US9377621B2/en
Publication of JP2016085433A publication Critical patent/JP2016085433A/ja
Publication of JP2016085433A5 publication Critical patent/JP2016085433A5/ja
Application granted granted Critical
Publication of JP6478560B2 publication Critical patent/JP6478560B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • G03G15/043—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 with means for controlling illumination or exposure
    • 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
    • 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
    • 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
    • G03G15/043—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 with means for controlling illumination or exposure
    • G03G15/0435—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 with means for controlling illumination or exposure by introducing an optical element in the optical path, e.g. a filter

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Mechanical Optical Scanning Systems (AREA)
  • Laser Beam Printer (AREA)
JP2014220164A 2014-10-29 2014-10-29 光走査装置及びそれを用いた画像形成装置 Active JP6478560B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2014220164A JP6478560B2 (ja) 2014-10-29 2014-10-29 光走査装置及びそれを用いた画像形成装置
US14/886,208 US9377621B2 (en) 2014-10-29 2015-10-19 Light scanning apparatus and image forming apparatus using the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2014220164A JP6478560B2 (ja) 2014-10-29 2014-10-29 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
JP2016085433A JP2016085433A (ja) 2016-05-19
JP2016085433A5 JP2016085433A5 (enExample) 2017-11-24
JP6478560B2 true JP6478560B2 (ja) 2019-03-06

Family

ID=55852491

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2014220164A Active JP6478560B2 (ja) 2014-10-29 2014-10-29 光走査装置及びそれを用いた画像形成装置

Country Status (2)

Country Link
US (1) US9377621B2 (enExample)
JP (1) JP6478560B2 (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6212528B2 (ja) * 2015-11-06 2017-10-11 キヤノン株式会社 光走査装置
JP6966974B2 (ja) * 2018-05-30 2021-11-17 株式会社Ｓｃｒｅｅｎホールディングス 撮像装置
JP7183031B2 (ja) * 2018-12-21 2022-12-05 キヤノン株式会社 光走査装置および光走査装置を備える画像形成装置
US10578993B1 (en) * 2019-02-05 2020-03-03 Toshiba Tec Kabushiki Kaisha Optical uniformization in image forming apparatus
JP7417425B2 (ja) * 2020-01-15 2024-01-18 キヤノン株式会社 光走査装置及び画像形成装置
CN118119873A (zh) * 2022-09-29 2024-05-31 纳卢克斯株式会社 扫描光学系统

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5013652B2 (ja) 2003-06-13 2012-08-29 キヤノン株式会社 走査式光学装置
JP2006039399A (ja) * 2004-07-29 2006-02-09 Fuji Photo Film Co Ltd 光走査装置
US7271941B2 (en) * 2005-03-07 2007-09-18 Lexmark International, Inc. Laser scanning unit including a shield
JP5483805B2 (ja) * 2007-05-01 2014-05-07 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
JP5197045B2 (ja) * 2008-02-13 2013-05-15 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
JP5116559B2 (ja) * 2008-05-08 2013-01-09 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
JP2009271384A (ja) * 2008-05-09 2009-11-19 Canon Inc 光走査装置及びそれを用いた画像形成装置
JP6047107B2 (ja) * 2014-01-17 2016-12-21 キヤノン株式会社 光走査装置及びそれを有する画像形成装置

Also Published As

Publication number Publication date
US9377621B2 (en) 2016-06-28
JP2016085433A (ja) 2016-05-19
US20160124219A1 (en) 2016-05-05

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