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 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/en
Priority claimed from JP9799380A external-priority patent/JPS5722218A/en
Priority claimed from JP9852280A external-priority patent/JPS5723913A/en
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

    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06KGRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K15/00Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers
    • G06K15/02Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers
    • G06K15/12Arrangements 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
    • G06K15/1238Arrangements 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
    • G06K15/1257Arrangements 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
    • G06K15/1261Arrangements 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41JTYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/435Typewriters 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
    • B41J2/47Typewriters 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
    • B41J2/471Typewriters 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
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G02B26/08Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
    • G02B26/10Scanning systems
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G02B26/08Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
    • G02B26/10Scanning systems
    • G02B26/12Scanning systems using multifaceted mirrors
    • G02B26/123Multibeam scanners, e.g. using multiple light sources or beam splitters
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/04Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
    • H04N1/19Scanning 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
    • H04N1/191Scanning 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
    • H04N1/1911Simultaneously or substantially simultaneously scanning picture elements on more than one main scanning line, e.g. scanning in swaths
    • H04N1/1912Scanning main scanning lines which are spaced apart from one another in the sub-scanning direction
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/23Reproducing arrangements
    • H04N1/29Reproducing arrangements involving production of an electrostatic intermediate picture

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (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 (en)
GB (2) GB2069176B (en)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61254927A (en) * 1985-05-13 1986-11-12 ゼロツクス コ−ポレ−シヨン Discrete type optical image bar apparatus
NL8501805A (en) * 1985-06-24 1987-01-16 Philips Nv OPTICAL SCANNER.
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 (en) * 1988-05-19 1989-11-24 Canon Inc Scanning optical device
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 (en) * 1988-10-04 1990-04-05 Sick Optik Elektronik Erwin OPTICAL SCANNER
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
AU649707B2 (en) * 1990-08-01 1994-06-02 Diomed Limited High power light source
JP2524567B2 (en) * 1991-08-03 1996-08-14 キヤノン株式会社 Multiple beam scanning optics
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 (en) * 1995-05-24 2003-04-10 Ricoh Kk Optical scanning device for digital copier or laser printer
JP3371619B2 (en) * 1995-05-26 2003-01-27 ミノルタ株式会社 Image writing device
JPH09281420A (en) 1996-04-10 1997-10-31 Minolta Co Ltd Laser beam scanning optical device
JP3315610B2 (en) 1996-11-13 2002-08-19 キヤノン株式会社 Scanning optical device
JPH11194287A (en) * 1998-01-05 1999-07-21 Fuji Xerox Co Ltd Optical scanning device
JP4497577B2 (en) * 1999-04-05 2010-07-07 キヤノン株式会社 Multi-beam optical scanning device
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 (en) * 1975-03-20 1976-09-30 Siemens Ag MOVEMENT
DE2834085A1 (en) * 1977-08-05 1979-02-15 Canon Kk OPTICAL SCANNING SYSTEM
JPS6033019B2 (en) * 1978-06-05 1985-07-31 株式会社日立製作所 optical recording device
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
GB8327259D0 (en) 1983-11-16
GB2138162A (en) 1984-10-17
GB2138162B (en) 1985-05-01
DE3104236C2 (en) 1991-01-03
GB2069176A (en) 1981-08-19
DE3104236A1 (en) 1981-12-24

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Legal Events

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

Effective date: 20010204