GB2069176B - Optical mechanical scanning using several light beams - Google Patents

Optical mechanical scanning using several light beams

Info

Publication number
GB2069176B
GB2069176B GB8103627A GB8103627A GB2069176B GB 2069176 B GB2069176 B GB 2069176B GB 8103627 A GB8103627 A GB 8103627A GB 8103627 A GB8103627 A GB 8103627A GB 2069176 B GB2069176 B GB 2069176B
Authority
GB
United Kingdom
Prior art keywords
light beams
several light
mechanical scanning
optical mechanical
optical
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
Application number
GB8103627A
Other languages
English (en)
Other versions
GB2069176A (en
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
Priority claimed from JP1325580A external-priority patent/JPS56110960A/ja
Priority claimed from JP9799380A external-priority patent/JPS5722218A/ja
Priority claimed from JP9852280A external-priority patent/JPS5723913A/ja
Application filed by Canon Inc filed Critical Canon Inc
Publication of GB2069176A publication Critical patent/GB2069176A/en
Application granted granted Critical
Publication of GB2069176B publication Critical patent/GB2069176B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06K15/1238—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 simultaneously exposing more than one point
    • G06K15/1257—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 simultaneously exposing more than one point on more than one main scanning line
    • G06K15/1261—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 simultaneously exposing more than one point on more than one main scanning line using an array of light sources
    • 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
    • B41J2/435—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material
    • B41J2/47—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material using the combination of scanning and modulation of light
    • B41J2/471—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material using the combination of scanning and modulation of light using dot sequential main scanning by means of a light deflector, e.g. a rotating polygonal mirror
    • 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
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
    • H04N1/19—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using multi-element arrays
    • H04N1/191—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using multi-element arrays the array comprising a one-dimensional array, or a combination of one-dimensional arrays, or a substantially one-dimensional array, e.g. an array of staggered elements
    • H04N1/1911—Simultaneously or substantially simultaneously scanning picture elements on more than one main scanning line, e.g. scanning in swaths
    • H04N1/1912—Scanning main scanning lines which are spaced apart from one another in the sub-scanning direction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/23—Reproducing arrangements
    • H04N1/29—Reproducing arrangements involving production of an electrostatic intermediate picture

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Mechanical Optical Scanning Systems (AREA)
  • Facsimile Scanning Arrangements (AREA)
GB8103627A 1980-02-06 1981-02-05 Optical mechanical scanning using several light beams Expired GB2069176B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP1325580A JPS56110960A (en) 1980-02-06 1980-02-06 Recorder
JP9799380A JPS5722218A (en) 1980-07-16 1980-07-16 Scanning optical system using plural beams
JP9852280A JPS5723913A (en) 1980-07-17 1980-07-17 Scanning recorder using plural beams

Publications (2)

Publication Number Publication Date
GB2069176A GB2069176A (en) 1981-08-19
GB2069176B true GB2069176B (en) 1984-10-24

Family

ID=27280175

Family Applications (2)

Application Number Title Priority Date Filing Date
GB8103627A Expired GB2069176B (en) 1980-02-06 1981-02-05 Optical mechanical scanning using several light beams
GB08327259A Expired GB2138162B (en) 1980-02-06 1983-10-12 Scanning optical system employing two or more beams

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB08327259A Expired GB2138162B (en) 1980-02-06 1983-10-12 Scanning optical system employing two or more beams

Country Status (2)

Country Link
DE (1) DE3104236A1 (es)
GB (2) GB2069176B (es)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61254927A (ja) * 1985-05-13 1986-11-12 ゼロツクス　コ−ポレ−シヨン 離散形光学イメ−ジバ−装置
NL8501805A (nl) * 1985-06-24 1987-01-16 Philips Nv Optische aftastinrichting.
US4805974A (en) * 1987-11-02 1989-02-21 Xerox Corporation Polycone™ scanning system with multiple beams
US4884857A (en) * 1987-11-09 1989-12-05 International Business Machines Corporation Scanner for use in multiple spot laser electrophotographic printer
JPH01292310A (ja) * 1988-05-19 1989-11-24 Canon Inc 走査光学装置
US4905025A (en) * 1988-06-20 1990-02-27 Dainippon Screen Mfg. Co., Ltd. Method of and apparatus for recording image on photosensitive material with a plurality of photobeams
DE3833727A1 (de) * 1988-10-04 1990-04-05 Sick Optik Elektronik Erwin Optische abtastvorrichtung
US4989019A (en) * 1990-01-25 1991-01-29 Xerox Corporation Multi-beam scanning system compensated for banding
US5268687A (en) * 1990-07-30 1993-12-07 Spectrum Sciences B.V. Laser scanning apparatus
EP0541658B2 (en) * 1990-08-01 2004-01-21 Diomed Limited High power light source
JP2524567B2 (ja) * 1991-08-03 1996-08-14 キヤノン株式会社 複数ビ―ム走査光学装置
US5233367A (en) * 1992-09-18 1993-08-03 Xerox Corporation Multiple beam interlaced scanning system
US5550668A (en) * 1994-11-21 1996-08-27 Xerox Corporation Multispot polygon ROS with maximized line separation depth of focus
DE19655166C2 (de) * 1995-05-24 2003-04-10 Ricoh Kk Optische Scanvorrichtung bzw. Abtastvorrichtung
JP3371619B2 (ja) * 1995-05-26 2003-01-27 ミノルタ株式会社 画像書込み装置
JPH09281420A (ja) 1996-04-10 1997-10-31 Minolta Co Ltd レーザビーム走査光学装置
JP3315610B2 (ja) * 1996-11-13 2002-08-19 キヤノン株式会社 走査光学装置
JPH11194287A (ja) * 1998-01-05 1999-07-21 Fuji Xerox Co Ltd 光走査装置
JP4497577B2 (ja) * 1999-04-05 2010-07-07 キヤノン株式会社 マルチビーム光走査装置
US7800805B2 (en) 2006-07-24 2010-09-21 Ricoh Company, Limited Optical Scanning apparatus and image forming apparatus
US8115795B2 (en) 2009-05-28 2012-02-14 Xerox Corporation Two-dimensional ROS emitter geometry with low banding sensitivity

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2512349A1 (de) * 1975-03-20 1976-09-30 Siemens Ag Weggeber
DE2834085A1 (de) * 1977-08-05 1979-02-15 Canon Kk Optisches abtastsystem
JPS6033019B2 (ja) * 1978-06-05 1985-07-31 株式会社日立製作所 光記録装置
US4474422A (en) * 1979-11-13 1984-10-02 Canon Kabushiki Kaisha Optical scanning apparatus having an array of light sources
JPS5754914A (en) * 1980-09-18 1982-04-01 Canon Inc Plural beam scanning optical system having variable magnification function

Also Published As

Publication number Publication date
GB2138162A (en) 1984-10-17
DE3104236A1 (de) 1981-12-24
GB2069176A (en) 1981-08-19
DE3104236C2 (es) 1991-01-03
GB8327259D0 (en) 1983-11-16
GB2138162B (en) 1985-05-01

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Effective date: 20010204