IT1067995B - Riproduttore fotografico a colori con un dispositivo di comando per l esposizione azionato fotoelettricamente - Google Patents

Riproduttore fotografico a colori con un dispositivo di comando per l esposizione azionato fotoelettricamente

Info

Publication number
IT1067995B
IT1067995B IT26068/76A IT2606876A IT1067995B IT 1067995 B IT1067995 B IT 1067995B IT 26068/76 A IT26068/76 A IT 26068/76A IT 2606876 A IT2606876 A IT 2606876A IT 1067995 B IT1067995 B IT 1067995B
Authority
IT
Italy
Prior art keywords
control device
exposure control
color photographic
photoelectrically operated
operated exposure
Prior art date
Application number
IT26068/76A
Other languages
English (en)
Original Assignee
Agfa Gevaert Ag
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 Agfa Gevaert Ag filed Critical Agfa Gevaert Ag
Application granted granted Critical
Publication of IT1067995B publication Critical patent/IT1067995B/it

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)
  • Exposure Or Original Feeding In Electrophotography (AREA)
  • Color Electrophotography (AREA)
  • Projection-Type Copiers In General (AREA)
IT26068/76A 1975-08-06 1976-08-05 Riproduttore fotografico a colori con un dispositivo di comando per l esposizione azionato fotoelettricamente IT1067995B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752535034 DE2535034B2 (de) 1975-08-06 1975-08-06 Fotografisches farbkopiergeraet mit einer fotoelektrisch gesteuerten belichtungssteuervorrichtung

Publications (1)

Publication Number Publication Date
IT1067995B true IT1067995B (it) 1985-03-21

Family

ID=5953313

Family Applications (1)

Application Number Title Priority Date Filing Date
IT26068/76A IT1067995B (it) 1975-08-06 1976-08-05 Riproduttore fotografico a colori con un dispositivo di comando per l esposizione azionato fotoelettricamente

Country Status (6)

Country Link
US (1) US4101217A (it)
JP (1) JPS5220024A (it)
CH (1) CH607570A5 (it)
DE (1) DE2535034B2 (it)
GB (1) GB1560580A (it)
IT (1) IT1067995B (it)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2747527A1 (de) * 1977-10-22 1979-04-26 Agfa Gevaert Ag Verfahren und vorrichtung zum bestimmen der kopierlichtmengen beim kopieren von farbvorlagen
US4168121A (en) * 1978-04-17 1979-09-18 Pako Corporation Automatic snow/beach correction for photographic printer
US4168120A (en) * 1978-04-17 1979-09-18 Pako Corporation Automatic exposure corrections for photographic printer
DE2965296D1 (en) * 1978-10-20 1983-06-01 Gretag Ag Method for setting the exposure in the production of photographic copies
US4319834A (en) * 1980-02-19 1982-03-16 Terrill Kenneth P Subtractive color printing device
JPS5760352A (en) * 1980-09-29 1982-04-12 Dainippon Screen Mfg Co Ltd Color correction apparatus for color copying camera
JPS57211136A (en) * 1981-06-22 1982-12-24 Fuji Photo Film Co Ltd Abnormal negative discriminating method
DE3151939A1 (de) * 1981-12-30 1983-07-07 Agfa-Gevaert Ag, 5090 Leverkusen Verfahren und vorrichtung zur bestimmung der kopierlichtmengen in den drei grundfarben
JPS5977433A (ja) * 1982-10-26 1984-05-02 Dainippon Screen Mfg Co Ltd 複写カメラ
JPS59120322A (ja) * 1982-12-27 1984-07-11 Nippon Kokan Kk <Nkk> パイプ曲げ方法および装置
GB2136588B (en) * 1983-03-12 1986-12-03 Marconi Co Ltd A photographic enlarger
DE3317804A1 (de) * 1983-05-17 1984-11-22 Agfa-Gevaert Ag, 5090 Leverkusen Verfahren und vorrichtung zum bestimmen der kopierlichtmengen in den verschiedenen farben beim farbkopieren
DE3317818A1 (de) * 1983-05-17 1984-11-22 Agfa-Gevaert Ag, 5090 Leverkusen Verfahren zur bestimmung der kopierlichtmengen in den einzelnen grundfarben beim farbkopieren
DE3412881A1 (de) * 1984-04-05 1985-10-17 Agfa-Gevaert Ag, 5090 Leverkusen Verfahren zum kopieren von farbigen kopiervorlagen
JPS612656U (ja) * 1984-06-12 1986-01-09 株式会社 タイト− カラ−プリント装置
DK156497C (da) * 1984-08-31 1990-01-15 Danagraf As Fremgangsmaade og apparat til styring af et reproduktionskamera
DE3513401A1 (de) * 1985-04-15 1986-10-30 Brodhag, geb. Lebe, Helga, 8999 Scheidegg Bildschirm zur lichttechnischen auswertung einer projizierten fotografischen vorlage in einem kopiergeraet
US4642684A (en) * 1985-05-06 1987-02-10 Eastman Kodak Company Method and apparatus for detecting and printing color photographic images of scenes exposed with narrow band illuminant
JPS6211849A (ja) * 1985-07-10 1987-01-20 Konishiroku Photo Ind Co Ltd 色補正方法及び色補正装置
DE3629793C2 (de) * 1986-09-02 1994-11-24 Agfa Gevaert Ag Verfahren zum punkt- und zeilenweisen Kopieren einer mehrfarbigen Kopiervorlage und Vorrichtung zur Durchführung dieses Verfahrens
US4779974A (en) * 1987-10-30 1988-10-25 Arriflex Corporation Contrast range indicator
FR2635595B1 (fr) * 1988-08-18 1990-10-12 Kis Photo Ind Installation perfectionnee pour le tirage d'epreuves photographiques
DE58905761D1 (de) * 1988-09-23 1993-11-04 Gretag Imaging Ag Belichtungssteuerungsverfahren und fotografisches farbkopiergeraet.
US4974017A (en) * 1988-09-27 1990-11-27 Fuji Photo Film Co., Ltd. Method of determining exposure
US5017014A (en) * 1988-09-29 1991-05-21 Fuji Photo Film Co., Ltd. Photographic printing exposure determining apparatus and film type data processing apparatus for photographic printer
US5081485A (en) * 1989-07-14 1992-01-14 Fuji Photo Film Co., Ltd. Method for determining exposure amount in image copying apparatus
US5218402A (en) * 1991-09-17 1993-06-08 Eastman Kodak Company Color image reproduction with compensating light source
DE59609819D1 (de) * 1996-04-16 2002-11-28 Gretag Imaging Ag Verfahren zur Herstellung von Kopien von fotografischen Kopiervorlagen
US6243133B1 (en) 1997-03-07 2001-06-05 Eastman Kodak Company Method for automatic scene balance of digital images
US7298892B2 (en) * 2003-04-09 2007-11-20 Eastman Kodak Company Producing a balanced digital color image having minimal color errors
US8509519B2 (en) * 2009-07-29 2013-08-13 Intellectual Ventures Fund 83 Llc Adjusting perspective and disparity in stereoscopic image pairs
US8213052B2 (en) * 2009-07-31 2012-07-03 Eastman Kodak Company Digital image brightness adjustment using range information
US8218823B2 (en) * 2009-08-11 2012-07-10 Eastman Kodak Company Determining main objects using range information

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB934108A (en) * 1960-02-03 1963-08-14 Crosfield Electronics Ltd Improvements in or relating to colour reproduction
CH453878A (de) * 1965-02-12 1968-03-31 Gretag Ag Photographisches Reproduktionsverfahren und Einrichtung zur Durchführung dieses Verfahrens
US3585029A (en) * 1966-07-21 1971-06-15 Ilford Ltd Printing positives from a plurality of color photographic negatives
US3502410A (en) * 1967-04-25 1970-03-24 Eastman Kodak Co Apparatus and method for reducing exposure determination errors in color printers
US3527540A (en) * 1967-05-08 1970-09-08 Itek Corp Color concentration discriminators
DE1957752C3 (de) * 1969-11-17 1979-04-19 Agfa-Gevaert Ag, 5090 Leverkusen Verfahren und Vorrichtung zum Bestimmen von Belichtungswerten
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
US3697174A (en) * 1970-12-07 1972-10-10 Eastman Kodak Co Automatic color subject failure correction with illuminant discrimination for photographic printers
US3653759A (en) * 1970-12-08 1972-04-04 Eastman Kodak Co Automatic control of color correction of photographic printers
US3797933A (en) * 1972-02-03 1974-03-19 Sable Photo Works Apparatus for making color enlargements
JPS5651332B2 (it) * 1972-02-29 1981-12-04
JPS562691B2 (it) * 1972-05-25 1981-01-21
JPS5016651A (it) * 1973-06-18 1975-02-21
US3944362A (en) * 1974-09-24 1976-03-16 Dailey John L Method and apparatus for determining the time intensity integral of the exposure of a negative onto photographic paper
DE2459456C2 (de) * 1974-12-16 1986-04-03 Gretag AG, Regensdorf, Zürich Verfahren zur Steuerung der Belichtung bei der Herstellung von fotografischen Farbkopien
DE2459556A1 (de) * 1974-12-17 1980-08-21 Erno Raumfahrttechnik Gmbh Verfahren zum blasenfreien antrieb von unterwasserfahrzeugen

Also Published As

Publication number Publication date
US4101217A (en) 1978-07-18
DE2535034B2 (de) 1978-01-26
GB1560580A (en) 1980-02-06
JPS5220024A (en) 1977-02-15
DE2535034C3 (it) 1990-12-06
CH607570A5 (it) 1978-08-31
DE2535034A1 (de) 1977-02-10
JPS5615492B2 (it) 1981-04-10

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