BE815416A - Dispositif d'exploration optique a eclairage controle - Google Patents

Dispositif d'exploration optique a eclairage controle

Info

Publication number
BE815416A
BE815416A BE144643A BE144643A BE815416A BE 815416 A BE815416 A BE 815416A BE 144643 A BE144643 A BE 144643A BE 144643 A BE144643 A BE 144643A BE 815416 A BE815416 A BE 815416A
Authority
BE
Belgium
Prior art keywords
exploration device
controlled lighting
optical exploration
optical
lighting
Prior art date
Application number
BE144643A
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 BE815416A publication Critical patent/BE815416A/fr

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
    • G03G15/043Apparatus 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 means for controlling illumination or exposure
    • 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)
  • Facsimile Scanning Arrangements (AREA)
  • Light Sources And Details Of Projection-Printing Devices (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
  • Control Of Exposure In Printing And Copying (AREA)
BE144643A 1973-05-23 1974-05-22 Dispositif d'exploration optique a eclairage controle BE815416A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2456473A GB1426097A (en) 1973-05-23 1973-05-23 Reflective platen cover

Publications (1)

Publication Number Publication Date
BE815416A true BE815416A (fr) 1974-09-16

Family

ID=10213617

Family Applications (1)

Application Number Title Priority Date Filing Date
BE144643A BE815416A (fr) 1973-05-23 1974-05-22 Dispositif d'exploration optique a eclairage controle

Country Status (10)

Country Link
US (1) US3914049A (fr)
JP (1) JPS5042842A (fr)
BE (1) BE815416A (fr)
BR (1) BR7404183D0 (fr)
CA (1) CA1021387A (fr)
DE (1) DE2422540A1 (fr)
FR (1) FR2231031B1 (fr)
GB (1) GB1426097A (fr)
IT (1) IT1015006B (fr)
NL (1) NL7406777A (fr)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2439308A1 (de) * 1974-08-16 1976-02-26 Hoechst Ag Verfahren und vorrichtung zur steuerung der belichtungszeit in mikrofilmrueckvergroesserungsgeraeten
JPS51120718A (en) * 1975-04-15 1976-10-22 Ricoh Co Ltd Exposure method for duplicator
GB1529220A (en) * 1975-12-30 1978-10-18 Xerox Corp Exposure control system
JPS5841497B2 (ja) * 1976-05-31 1983-09-12 ミノルタ株式会社 スリット露光型複写機における露光量調整装置
JPS6024470B2 (ja) * 1976-07-05 1985-06-13 キヤノン株式会社 画像形成装置
US4118119A (en) * 1976-09-02 1978-10-03 Xerox Corporation Facetted edge fadeout reflector
US4120579A (en) * 1976-09-02 1978-10-17 Xerox Corporation Imaging system for a photocopying device
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
US4153364A (en) * 1977-01-28 1979-05-08 Ricoh Company, Ltd. Exposure and development control apparatus for electrostatic copying machine
US4124295A (en) * 1977-02-02 1978-11-07 Savin Business Machines Corporation Background brightness control for document copier
JPS5483438A (en) * 1977-12-15 1979-07-03 Ricoh Co Ltd Original detecting method
JPS5491220A (en) * 1977-12-28 1979-07-19 Olympus Optical Co Ltd Lighting device for exposure
JPS5492742A (en) * 1977-12-29 1979-07-23 Ricoh Co Ltd Control method for copier image quality
JPS5518667A (en) * 1978-07-27 1980-02-08 Minolta Camera Co Ltd Stabilization method of image density
JPS55117156A (en) * 1979-03-03 1980-09-09 Ricoh Co Ltd Copying control method
JPS55137548A (en) * 1979-04-13 1980-10-27 Canon Inc Method and apparatus for image formation
US4256959A (en) * 1979-09-12 1981-03-17 The Mead Corporation Optical scanner including feedback for reflector control
US4380390A (en) * 1979-10-29 1983-04-19 Canon Kabushiki Kaisha Exposure correcting device
DE3124458A1 (de) * 1981-06-22 1982-12-30 Dr. Böger Duplomat Apparate KG (GmbH & Co), 2000 Wedel Lichtintegrator fuer reproduktionskameras und kopiergeraete
US4474460A (en) * 1981-07-16 1984-10-02 Fuji Xerox Company Limited Microfilm copying machine
JPS5821157U (ja) * 1981-07-31 1983-02-09 株式会社東芝 複写機の原稿濃度検知装置
JPS5823023A (ja) * 1981-08-03 1983-02-10 Fuji Xerox Co Ltd 自動露光制御方法
EP0077988B1 (fr) * 1981-10-23 1986-03-19 Kabushiki Kaisha Toshiba Détecteur de densité d'image pour un dispositif de formation d'image
JPS5968728A (ja) * 1982-10-12 1984-04-18 Canon Inc 原稿検出装置
US4575228A (en) * 1983-11-14 1986-03-11 Petro-Fax, Inc. Illumination apparatus for copying machines
JPS6117160A (ja) * 1985-03-11 1986-01-25 Ricoh Co Ltd 電子写真複写方法
GB2182781B (en) * 1985-11-13 1989-10-25 Ushio Electric Inc Exposure intensity detecting system for copying machine
DE3546404A1 (de) * 1985-12-31 1987-07-02 Pfreimter Hubert Vorrichtung fuer die erzeugung beidseitiger abbildungen aus buechern
JPS62191865A (ja) * 1986-02-18 1987-08-22 Ricoh Co Ltd 自動濃度制御装置
US4964696A (en) * 1988-01-12 1990-10-23 Asahi Kogaku Kogyo Kabushiki Kaisha Color separating optical apparatus
JPH04229850A (ja) * 1990-10-12 1992-08-19 Ricoh Co Ltd 複写装置
US5798523A (en) * 1996-07-19 1998-08-25 Theratechnologies Inc. Irradiating apparatus using a scanning light source for photodynamic treatment

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3020801A (en) * 1953-04-01 1962-02-13 Lander Device for the optical copying of photographic negatives
US2853921A (en) * 1954-10-28 1958-09-30 Agfa Ag Apparatus for photographic printing

Also Published As

Publication number Publication date
DE2422540A1 (de) 1974-12-12
CA1021387A (en) 1977-11-22
NL7406777A (fr) 1974-07-25
JPS5042842A (fr) 1975-04-18
FR2231031B1 (fr) 1976-06-25
BR7404183D0 (pt) 1975-01-21
FR2231031A1 (fr) 1974-12-20
GB1426097A (en) 1976-02-25
IT1015006B (it) 1977-05-10
US3914049A (en) 1975-10-21

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