BE843153A - 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
BE843153A
BE843153A BE168100A BE168100A BE843153A BE 843153 A BE843153 A BE 843153A BE 168100 A BE168100 A BE 168100A BE 168100 A BE168100 A BE 168100A BE 843153 A BE843153 A BE 843153A
Authority
BE
Belgium
Prior art keywords
reprography
machines
analysis device
optical analysis
modes optical
Prior art date
Application number
BE168100A
Other languages
English (en)
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 filed Critical
Publication of BE843153A publication Critical patent/BE843153A/fr

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
    • G03G15/041—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 variable magnification
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS 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
    • G03B27/00—Photographic printing apparatus
    • G03B27/32—Projection printing apparatus, e.g. enlarger, copying camera
    • G03B27/52—Details
    • G03B27/522—Projection optics
    • G03B27/525—Projection optics for slit exposure
    • G03B27/526—Projection optics for slit exposure in which the projection optics move

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (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)
BE168100A 1975-06-20 1976-06-18 Dispositif d'analyse optique a modes multiples, notamment pour machines de reprographie BE843153A (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 (1)

Publication Number Publication Date
BE843153A true BE843153A (fr) 1976-10-18

Family

ID=24356076

Family Applications (1)

Application Number Title Priority Date Filing Date
BE168100A BE843153A (fr) 1975-06-20 1976-06-18 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)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4120578A (en) * 1976-09-07 1978-10-17 International Business Machines Corporation Continuously variable reduction scanning optics drive
GB1525218A (en) * 1976-09-07 1978-09-20 Ibm Electrophotographic copying machine
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
DE2831944C2 (de) * 1978-07-18 1982-04-08 Zschimmer, Gero, 8000 München "Optisch-mechanische Abtasteinrichtung"
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

Family Cites Families (4)

* 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
JPS536527B2 (fr) * 1971-12-07 1978-03-09

Also Published As

Publication number Publication date
US4029409A (en) 1977-06-14
FR2315105B1 (fr) 1980-09-12
GB1548452A (en) 1979-07-18
CA1057096A (fr) 1979-06-26
JPS592009B2 (ja) 1984-01-17
DE2626058C2 (de) 1986-07-17
IT1063296B (it) 1985-02-11
NL7605868A (nl) 1976-12-22
DE2626058A1 (de) 1977-01-13
JPS522727A (en) 1977-01-10
ES449011A1 (es) 1977-11-16
FR2315105A1 (fr) 1977-01-14
CH608111A5 (fr) 1978-12-15

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: XEROX CORP.

Effective date: 19860630