BE845161A - Procede de commande de l'exposition pour la realisation de reproductions photographiques - Google Patents

Procede de commande de l'exposition pour la realisation de reproductions photographiques

Info

Publication number
BE845161A
BE845161A BE169785A BE169785A BE845161A BE 845161 A BE845161 A BE 845161A BE 169785 A BE169785 A BE 169785A BE 169785 A BE169785 A BE 169785A BE 845161 A BE845161 A BE 845161A
Authority
BE
Belgium
Prior art keywords
making
control procedure
photographic reproductions
exhibition control
exhibition
Prior art date
Application number
BE169785A
Other languages
English (en)
French (fr)
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 BE845161A publication Critical patent/BE845161A/xx

Links

Classifications

    • 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
    • G03B27/72—Controlling or varying light intensity, spectral composition, or exposure time in photographic printing apparatus
    • G03B27/73—Controlling exposure by variation of spectral composition, e.g. multicolor printers
    • G03B27/735—Controlling exposure by variation of spectral composition, e.g. multicolor printers in dependence upon automatic analysis of the original

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Control Of Exposure In Printing And Copying (AREA)
BE169785A 1975-08-14 1976-08-13 Procede de commande de l'exposition pour la realisation de reproductions photographiques BE845161A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1060575A CH596573A5 (xx) 1975-08-14 1975-08-14

Publications (1)

Publication Number Publication Date
BE845161A true BE845161A (fr) 1977-02-14

Family

ID=4364973

Family Applications (1)

Application Number Title Priority Date Filing Date
BE169785A BE845161A (fr) 1975-08-14 1976-08-13 Procede de commande de l'exposition pour la realisation de reproductions photographiques

Country Status (10)

Country Link
US (1) US4092067A (xx)
JP (1) JPS6025772B2 (xx)
BE (1) BE845161A (xx)
CA (1) CA1074163A (xx)
CH (1) CH596573A5 (xx)
DE (1) DE2636337C2 (xx)
FR (1) FR2321140A1 (xx)
GB (1) GB1552646A (xx)
IT (1) IT1073668B (xx)
NL (1) NL7609041A (xx)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4168120A (en) * 1978-04-17 1979-09-18 Pako Corporation Automatic exposure corrections for photographic printer
US4168121A (en) * 1978-04-17 1979-09-18 Pako Corporation Automatic snow/beach correction for photographic printer
JPS5526571A (en) * 1978-08-16 1980-02-26 Fuji Photo Film Co Ltd Color correcting method of original color picture
US4279502A (en) * 1978-09-15 1981-07-21 Agfa-Gevaert, A.G. Method of and apparatus for determining the copying light amounts for copying from color originals
DE2965296D1 (en) * 1978-10-20 1983-06-01 Gretag Ag Method for setting the exposure in the production of photographic copies
DE2925264A1 (de) * 1979-06-22 1981-01-15 Agfa Gevaert Ag Verfahren zur bestimmung von korrekturwerten
JPS56119820A (en) * 1980-02-27 1981-09-19 Canon Inc Photometric system
JPS56153335A (en) * 1980-04-30 1981-11-27 Fuji Photo Film Co Ltd Exposure control method
JPS56153334A (en) * 1980-04-30 1981-11-27 Fuji Photo Film Co Ltd Exposure control method
US4397545A (en) * 1980-04-30 1983-08-09 Fuji Photo Film Co., Ltd. Exposure control method
US4344699A (en) * 1981-06-05 1982-08-17 Log Etronics, Inc. Exposure and contrast determination by prescanning in electronic photoprinting systems
US4394089A (en) * 1981-09-23 1983-07-19 Logetronics, Inc. Color photoprinting with a scanning memory mask
US4509853A (en) * 1982-12-02 1985-04-09 Mcgahan Mark J Systematic color reference
DE3407064A1 (de) * 1983-02-28 1984-08-30 Canon K.K., Tokio/Tokyo Bildreproduktionsgeraet
DE3317818A1 (de) * 1983-05-17 1984-11-22 Agfa-Gevaert Ag, 5090 Leverkusen Verfahren zur bestimmung der kopierlichtmengen in den einzelnen grundfarben beim farbkopieren
DK156497C (da) * 1984-08-31 1990-01-15 Danagraf As Fremgangsmaade og apparat til styring af et reproduktionskamera
US4711566A (en) * 1985-10-31 1987-12-08 Minnesota Mining And Manufacturing Company Apparatus for electronic scanning and microfilming of documents
DE3641635C2 (de) * 1986-12-05 1997-05-15 Agfa Gevaert Ag Verfahren und Vorrichtung zum Steuern der Belichtung in drei Grundfarben beim Farbkopieren
EP0312499B1 (de) * 1987-10-15 1992-11-04 Gretag Imaging Ag Fotografisches Farbkopiergerät und Belichtungssteuerungsverfahren
US4931831A (en) * 1987-12-11 1990-06-05 Ciba-Geigy Corporation Photographic copying and enlarging apparatus
DE58905761D1 (de) * 1988-09-23 1993-11-04 Gretag Imaging Ag Belichtungssteuerungsverfahren und fotografisches farbkopiergeraet.
DE59005803D1 (de) * 1989-09-29 1994-06-30 Gretag Imaging Ag Belichtungssteuerungsverfahren und fotografisches Farbkopiergerät.
EP0438374B1 (de) * 1990-01-15 1994-03-09 Gretag Imaging Ag Verfahren zur Erstellung von fotografischen Farbkopien von Kopiervorlagen
US5049916A (en) * 1990-08-23 1991-09-17 Eastman Kodak Company Automatic optimization of photographic exposure parameters through determination and utilization of extra system speed
US5121155A (en) * 1990-08-23 1992-06-09 Eastman Kodak Company Technique for determining whether to use fill flash illumination to capture an image of a current scene
US5130739A (en) * 1990-08-23 1992-07-14 Eastman Kodak Company Automatic optimization of photographic exposure parameters through determination and utilization of extra system speed
US5124741A (en) * 1990-08-23 1992-06-23 Eastman Kodak Company Technique for prioritized selection of shelter speed and lens aperture settings
US5124740A (en) * 1990-08-23 1992-06-23 Eastman Kodak Company Depth number based technique for selecting lens aperture size and flash parameters for a full flash exposure
US5099268A (en) * 1990-08-23 1992-03-24 Eastman Kodak Company Technique for selecting lens aperture size for a fill flash exposure
JPH0593973A (ja) * 1991-05-21 1993-04-16 Konica Corp 写真焼付露光量決定方法
EP0520120B1 (de) * 1991-06-24 1995-12-13 Gretag Imaging Ag Fotografisches Kopiergerät
DE59609819D1 (de) * 1996-04-16 2002-11-28 Gretag Imaging Ag Verfahren zur Herstellung von Kopien von fotografischen Kopiervorlagen
EP0935160B1 (de) 1998-02-04 2002-10-02 Imip Llc Fotoelektrische Abtastvorrichtung und damit ausgestattetes fotografisches Kopiergerät
US6755498B2 (en) 2001-03-27 2004-06-29 Global Graphics Software Limited Establishing a reference printer state using a recursive tone scale matching
US7228004B2 (en) * 2002-09-05 2007-06-05 Eastman Kodak Company Method for sharpening a digital image

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2800834A (en) * 1954-04-19 1957-07-30 W M Welch Mfg Company Photographic exposure probe device
US3049967A (en) * 1957-12-16 1962-08-21 Gen Aniline & Film Corp Color balance and density evaluation device
US3455632A (en) * 1965-01-13 1969-07-15 Ilford Ltd Method of classifying photographic material
CH483652A (de) * 1967-08-25 1969-12-31 Agfa Gevaert Ag Verfahren und Vorrichtung zur fotoelektrischen Belichtungssteuerung
US3724947A (en) * 1968-06-26 1973-04-03 Agfa Gevaert Ag Appratus for determination of exposure values for color printing
US3708676A (en) * 1970-06-05 1973-01-02 Eastman Kodak Co Apparatus and method of sensing radiation derived from different portions of information bearing media
US3677641A (en) * 1970-08-24 1972-07-18 Eastman Kodak Co Photographic printing apparatus
GB1366162A (en) * 1971-08-19 1974-09-11 Eastman Kodak Co Apparatus for photographic exposure control
US3744901A (en) * 1971-10-07 1973-07-10 Eastman Kodak Co Photographic spot monitor apparatus
US3790275A (en) * 1972-03-24 1974-02-05 Eastman Kodak Co Method and apparatus for sensing radiation derived from information bearing media
JPS562691B2 (xx) * 1972-05-25 1981-01-21
DE2226576A1 (de) * 1972-05-31 1973-12-13 Agfa Gevaert Ag Verfahren und vorrichtung zur bestimmung von dichtekorrekturwerten
DE2406191C2 (de) * 1974-02-08 1985-02-28 Gretag AG, Regensdorf, Zürich Verfahren zur Steuerung der Belichtung bei der Herstellung von fotografischen Kopien
DE2459456C2 (de) * 1974-12-16 1986-04-03 Gretag AG, Regensdorf, Zürich Verfahren zur Steuerung der Belichtung bei der Herstellung von fotografischen Farbkopien

Also Published As

Publication number Publication date
CH596573A5 (xx) 1978-03-15
JPS6025772B2 (ja) 1985-06-20
FR2321140A1 (fr) 1977-03-11
NL7609041A (nl) 1977-02-16
DE2636337C2 (de) 1986-10-23
CA1074163A (en) 1980-03-25
FR2321140B1 (xx) 1979-09-28
JPS5255634A (en) 1977-05-07
IT1073668B (it) 1985-04-17
US4092067A (en) 1978-05-30
DE2636337A1 (de) 1977-02-24
GB1552646A (en) 1979-09-19

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: GRETAG A.G.

Effective date: 19930831