JP4878158B2 - 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 Download PDF

Info

Publication number
JP4878158B2
JP4878158B2 JP2005378712A JP2005378712A JP4878158B2 JP 4878158 B2 JP4878158 B2 JP 4878158B2 JP 2005378712 A JP2005378712 A JP 2005378712A JP 2005378712 A JP2005378712 A JP 2005378712A JP 4878158 B2 JP4878158 B2 JP 4878158B2
Authority
JP
Japan
Prior art keywords
scanned
sub
light beam
deflection
scanning direction
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
JP2005378712A
Other languages
English (en)
Japanese (ja)
Other versions
JP2007178827A (ja
JP2007178827A5 (enExample
Inventor
憲 谷村
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 JP2005378712A priority Critical patent/JP4878158B2/ja
Priority to US11/617,081 priority patent/US7304778B2/en
Publication of JP2007178827A publication Critical patent/JP2007178827A/ja
Publication of JP2007178827A5 publication Critical patent/JP2007178827A5/ja
Application granted granted Critical
Publication of JP4878158B2 publication Critical patent/JP4878158B2/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
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/08—Anamorphotic objectives

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mechanical Optical Scanning Systems (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Laser Beam Printer (AREA)
JP2005378712A 2005-12-28 2005-12-28 光走査装置及びそれを用いた画像形成装置 Expired - Fee Related JP4878158B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2005378712A JP4878158B2 (ja) 2005-12-28 2005-12-28 光走査装置及びそれを用いた画像形成装置
US11/617,081 US7304778B2 (en) 2005-12-28 2006-12-28 Optical scanning system and image forming apparatus using the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2005378712A JP4878158B2 (ja) 2005-12-28 2005-12-28 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
JP2007178827A JP2007178827A (ja) 2007-07-12
JP2007178827A5 JP2007178827A5 (enExample) 2009-02-12
JP4878158B2 true JP4878158B2 (ja) 2012-02-15

Family

ID=38232401

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2005378712A Expired - Fee Related JP4878158B2 (ja) 2005-12-28 2005-12-28 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) US7304778B2 (enExample)
JP (1) JP4878158B2 (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6021407B2 (ja) * 2012-04-24 2016-11-09 キヤノン株式会社 光走査装置及びそれを備える画像形成装置
JP6230586B2 (ja) * 2015-11-26 2017-11-15 キヤノン株式会社 光走査装置及びそれを備える画像形成装置
CN110191287B (zh) * 2019-06-28 2021-05-11 Oppo广东移动通信有限公司 对焦方法和装置、电子设备、计算机可读存储介质
JP7328040B2 (ja) * 2019-07-12 2023-08-16 キヤノン株式会社 画像形成装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3402010B2 (ja) * 1995-09-29 2003-04-28 富士ゼロックス株式会社 光学走査装置
JP3564026B2 (ja) * 1999-12-27 2004-09-08 キヤノン株式会社 光走査装置及びマルチビーム光走査装置及びそれを用いた画像形成装置
JP2001249293A (ja) * 2000-03-06 2001-09-14 Ricoh Co Ltd 光走査装置・走査光学系・光走査方法・画像形成装置
JP3453737B2 (ja) * 2001-01-18 2003-10-06 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
JP4684470B2 (ja) 2001-06-08 2011-05-18 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
JP2004070108A (ja) * 2002-08-08 2004-03-04 Canon Inc 光走査装置及びそれを用いた画像形成装置
US7034859B2 (en) 2002-08-08 2006-04-25 Canon Kabushiki Kaisha Optical scanning device and image forming apparatus using the same
JP2004070109A (ja) * 2002-08-08 2004-03-04 Canon Inc 光走査装置及びそれを用いた画像形成装置
JP4227404B2 (ja) * 2002-12-20 2009-02-18 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
JP4593886B2 (ja) * 2003-06-04 2010-12-08 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
US7136208B2 (en) * 2004-11-01 2006-11-14 Canon Kabushiki Kaisha Light scanning apparatus and image forming apparatus using the same

Also Published As

Publication number Publication date
US20070159520A1 (en) 2007-07-12
US7304778B2 (en) 2007-12-04
JP2007178827A (ja) 2007-07-12

Similar Documents

Publication Publication Date Title
JP5137428B2 (ja) 光走査装置及びそれを用いた画像形成装置
US7768542B2 (en) Multi-beam optical scanning device and image forming apparatus using the same
JP2004070107A (ja) 光走査装置及びそれを用いた画像形成装置
JP5896651B2 (ja) 光走査装置及びそれを用いた画像形成装置
JP5300505B2 (ja) 光走査装置の調整方法
JP2004184655A (ja) 光走査装置及びそれを用いた画像形成装置
JP4898203B2 (ja) 光走査装置及びそれを用いた画像形成装置
JP4323977B2 (ja) 光走査装置及びそれを用いた画像形成装置
JP2007114484A (ja) 光走査装置及びそれを用いた画像形成装置
JP4593886B2 (ja) 光走査装置及びそれを用いた画像形成装置
JP2005134624A (ja) 光走査装置及びそれを用いた画像形成装置
JP4878158B2 (ja) 光走査装置及びそれを用いた画像形成装置
US7355773B2 (en) Optical scanning apparatus and image forming apparatus using same
JP4411054B2 (ja) 光走査装置及びそれを用いた画像形成装置
JP2006330688A (ja) 光走査装置及びそれを用いた画像形成装置
JP4847132B2 (ja) 光走査装置及びそれを用いた画像形成装置
JP4630593B2 (ja) 走査光学装置及びそれを用いた画像形成装置
JP5094221B2 (ja) 光走査装置及びそれを用いた画像形成装置
JP4401950B2 (ja) 光走査装置及びそれを用いた画像形成装置
JP4378416B2 (ja) 走査光学装置及びそれを用いた画像形成装置
JP4612839B2 (ja) カラー画像形成装置の調整方法
JP2004317790A (ja) 光走査装置
JP4401951B2 (ja) 光走査装置及びそれを用いた画像形成装置
JP4343466B2 (ja) 光走査装置及びそれを用いた画像形成装置
JP4731859B2 (ja) 光走査装置及びそれを用いた画像形成装置

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20081224

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20081224

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20110120

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20110906

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20111102

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20111122

A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20111125

R151 Written notification of patent or utility model registration

Ref document number: 4878158

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R151

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20141209

Year of fee payment: 3

RD03 Notification of appointment of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: R3D03

LAPS Cancellation because of no payment of annual fees