FR2315105A1 - Dispositif d'analyse optique a modes multiples, notamment pour machines de reprographie - Google Patents

Dispositif d'analyse optique a modes multiples, notamment pour machines de reprographie

Info

Publication number
FR2315105A1
FR2315105A1 FR7618244A FR7618244A FR2315105A1 FR 2315105 A1 FR2315105 A1 FR 2315105A1 FR 7618244 A FR7618244 A FR 7618244A FR 7618244 A FR7618244 A FR 7618244A FR 2315105 A1 FR2315105 A1 FR 2315105A1
Authority
FR
France
Prior art keywords
reprography
machines
analysis device
optical analysis
modes 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.)
Granted
Application number
FR7618244A
Other languages
English (en)
Other versions
FR2315105B1 (fr
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.)
Xerox Corp
Original Assignee
Xerox Corp
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 Xerox Corp filed Critical Xerox Corp
Publication of FR2315105A1 publication Critical patent/FR2315105A1/fr
Application granted granted Critical
Publication of FR2315105B1 publication Critical patent/FR2315105B1/fr
Granted legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03GELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00Apparatus for electrographic processes using a charge pattern
    • G03G15/04Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material
    • G03G15/041Apparatus 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 variable magnification
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B27/00Photographic printing apparatus
    • G03B27/32Projection printing apparatus, e.g. enlarger, copying camera
    • G03B27/52Details
    • G03B27/522Projection optics
    • G03B27/525Projection optics for slit exposure
    • G03B27/526Projection optics for slit exposure in which the projection optics move

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Variable Magnification In Projection-Type Copying Machines (AREA)
  • Mechanical Optical Scanning Systems (AREA)
  • Optical Systems Of Projection Type Copiers (AREA)
FR7618244A 1975-06-20 1976-06-16 Dispositif d'analyse optique a modes multiples, notamment pour machines de reprographie Granted FR2315105A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/588,974 US4029409A (en) 1975-06-20 1975-06-20 Multi-mode optical scanning system

Publications (2)

Publication Number Publication Date
FR2315105A1 true FR2315105A1 (fr) 1977-01-14
FR2315105B1 FR2315105B1 (fr) 1980-09-12

Family

ID=24356076

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7618244A Granted FR2315105A1 (fr) 1975-06-20 1976-06-16 Dispositif d'analyse optique a modes multiples, notamment pour machines de reprographie

Country Status (11)

Country Link
US (1) US4029409A (fr)
JP (1) JPS592009B2 (fr)
BE (1) BE843153A (fr)
CA (1) CA1057096A (fr)
CH (1) CH608111A5 (fr)
DE (1) DE2626058C2 (fr)
ES (1) ES449011A1 (fr)
FR (1) FR2315105A1 (fr)
GB (1) GB1548452A (fr)
IT (1) IT1063296B (fr)
NL (1) NL7605868A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2831944A1 (de) * 1978-07-18 1980-01-31 Zschimmer Gero Vorrichtung zum bewegen eines auf einer ebene erzeugten fleckes einer elektro-magnetischen strahlung ueber diese ebene

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1525218A (en) * 1976-09-07 1978-09-20 Ibm Electrophotographic copying machine
US4120578A (en) * 1976-09-07 1978-10-17 International Business Machines Corporation Continuously variable reduction scanning optics drive
US4084897A (en) * 1976-12-27 1978-04-18 International Business Machines Corporation Half-lens/mirror copier providing original-to-copy image reduction
JPS5922932B2 (ja) * 1977-01-24 1984-05-30 株式会社リコー 変倍複写機における照度むら補正装置
US5146276A (en) * 1978-11-09 1992-09-08 Spectrum Sciences B.V. Rotatable focusing means and variable magnification electrophotocopier
JPS55129366A (en) * 1979-03-29 1980-10-07 Canon Inc Variable magnification copying apparatus
DE3022953A1 (de) * 1979-06-22 1981-01-22 Canon Kk Kopiergeraet mit veraenderbarer vergroesserung
JPS56162763A (en) * 1980-03-24 1981-12-14 Asahi Optical Co Ltd Copying optical system
US4338022A (en) * 1980-12-22 1982-07-06 Minnesota Mining And Manufacturing Company Multiple magnification optical assembly
US4368976A (en) * 1981-03-09 1983-01-18 Xerox Corporation Variable speed scanning system
US4374619A (en) * 1981-11-02 1983-02-22 Xerox Corporation Variable magnification copying apparatus
JPS59100426A (ja) * 1982-12-01 1984-06-09 Fuji Xerox Co Ltd 複写機の倍率変換機構
US4523837A (en) * 1983-07-14 1985-06-18 Xerox Corporation Document handling system to enable large document copying on a standard office copier
US4673285A (en) * 1986-05-23 1987-06-16 Xerox Corporation Optical scanning of duplex documents
JPH02144572A (ja) * 1988-11-25 1990-06-04 Minolta Camera Co Ltd 複写装置
US5283602A (en) * 1990-12-29 1994-02-01 Goldstar Co., Ltd. Optical system for projector
US5386256A (en) * 1993-04-28 1995-01-31 Sony Dynamic Digital Sound, Inc. Printer module for recording a digital soundtrack

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3837743A (en) * 1971-12-07 1974-09-24 Konishiroku Photo Ind Duplication magnification variable device for use in a duplicator

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3614222A (en) * 1970-04-24 1971-10-19 Olivetti & Co Spa Optical drive system for reproducing machine
JPS5322444B1 (fr) * 1971-03-09 1978-07-08
DE2214830A1 (de) * 1971-03-31 1972-10-26 Iwatsuki Koki Co , Ltd , Iwatsuki, Saitama (Japan) Optische Abbildungsvorrichtung

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3837743A (en) * 1971-12-07 1974-09-24 Konishiroku Photo Ind Duplication magnification variable device for use in a duplicator

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2831944A1 (de) * 1978-07-18 1980-01-31 Zschimmer Gero Vorrichtung zum bewegen eines auf einer ebene erzeugten fleckes einer elektro-magnetischen strahlung ueber diese ebene

Also Published As

Publication number Publication date
DE2626058A1 (de) 1977-01-13
US4029409A (en) 1977-06-14
NL7605868A (nl) 1976-12-22
BE843153A (fr) 1976-10-18
JPS592009B2 (ja) 1984-01-17
DE2626058C2 (de) 1986-07-17
CA1057096A (fr) 1979-06-26
ES449011A1 (es) 1977-11-16
JPS522727A (en) 1977-01-10
CH608111A5 (fr) 1978-12-15
IT1063296B (it) 1985-02-11
FR2315105B1 (fr) 1980-09-12
GB1548452A (en) 1979-07-18

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Legal Events

Date Code Title Description
ST Notification of lapse