IT1106208B - Procedimento ed apparecchio per de terminare le quantita' di luce di copiatura nella copiatura di originali a colori - Google Patents

Procedimento ed apparecchio per de terminare le quantita' di luce di copiatura nella copiatura di originali a colori

Info

Publication number
IT1106208B
IT1106208B IT51586/78A IT5158678A IT1106208B IT 1106208 B IT1106208 B IT 1106208B IT 51586/78 A IT51586/78 A IT 51586/78A IT 5158678 A IT5158678 A IT 5158678A IT 1106208 B IT1106208 B IT 1106208B
Authority
IT
Italy
Prior art keywords
copying
quantities
define
procedure
light
Prior art date
Application number
IT51586/78A
Other languages
English (en)
Other versions
IT7851586A0 (it
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
Publication of IT7851586A0 publication Critical patent/IT7851586A0/it
Application granted granted Critical
Publication of IT1106208B publication Critical patent/IT1106208B/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)
  • Facsimile Image Signal Circuits (AREA)
IT51586/78A 1977-10-22 1978-10-20 Procedimento ed apparecchio per de terminare le quantita' di luce di copiatura nella copiatura di originali a colori IT1106208B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19772747527 DE2747527A1 (de) 1977-10-22 1977-10-22 Verfahren und vorrichtung zum bestimmen der kopierlichtmengen beim kopieren von farbvorlagen

Publications (2)

Publication Number Publication Date
IT7851586A0 IT7851586A0 (it) 1978-10-20
IT1106208B true IT1106208B (it) 1985-11-11

Family

ID=6022054

Family Applications (1)

Application Number Title Priority Date Filing Date
IT51586/78A IT1106208B (it) 1977-10-22 1978-10-20 Procedimento ed apparecchio per de terminare le quantita' di luce di copiatura nella copiatura di originali a colori

Country Status (6)

Country Link
US (1) US4217648A (it)
JP (1) JPS5810734B2 (it)
BE (1) BE871337A (it)
DE (1) DE2747527A1 (it)
GB (1) GB2007377B (it)
IT (1) IT1106208B (it)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
DE2935705C2 (de) * 1979-09-04 1985-08-14 Gossen Gmbh, 8520 Erlangen Schaltung zur Erfassung und Verarbeitung von Helligkeitswerten
JPS5779944A (en) * 1980-11-06 1982-05-19 Nireko:Kk Detector for equal color tone region
DE3237053A1 (de) * 1982-10-06 1984-04-12 Agfa-Gevaert Ag, 5090 Leverkusen Verfahren und vorrichtung zum automatischen erkennen der in einem filmstreifen liegenden bildfelder
JPS5987448A (ja) * 1982-11-11 1984-05-21 Fuji Photo Film Co Ltd カラ−フイルム検定方法
IT1203665B (it) * 1983-02-10 1989-02-15 Olivetti & Co Spa Procedimento ed apparecchiatura per la riproduzione di immagini a colori
GB2136588B (en) * 1983-03-12 1986-12-03 Marconi Co Ltd A photographic enlarger
EP0142470B1 (de) * 1983-11-04 1988-01-07 GRETAG Aktiengesellschaft Verfahren und Vorrichtung zur Beurteilung der Druckqualität eines vorzugsweise auf einer Offset-Druckmaschine hergestellten Druckerzeugnisses und mit einer entsprechenden Vorrichtung ausgestattete Offset-Druckmaschine
DE3468650D1 (en) * 1983-11-04 1988-02-18 Gretag Ag Method and device for rating the printing quality and/or controlling the ink supply in an offset printing machine, and offset printing machine with such a device
US4666306A (en) * 1984-01-19 1987-05-19 Fuji Photo Film Co., Ltd. Method and apparatus for detecting photographic image information
JPS60153127U (ja) * 1984-03-19 1985-10-12 塩路　義子 ロ−ラ−付盲人用杖
USRE33244E (en) * 1984-03-26 1990-06-26 Bremson Data Systems Computerized video imaging system
US4583186A (en) * 1984-03-26 1986-04-15 Bremson Data Systems Computerized video imaging system
US5182721A (en) * 1985-12-10 1993-01-26 Heidelberger Druckmaschinen Aktiengesellschaft Process and apparatus for controlling the inking process in a printing machine
FR2600783A1 (fr) * 1986-06-26 1987-12-31 Kis Photo Ind Dispositif d'analyse couleur pour un appareil de tirage de films negatifs photographiques
US4814864A (en) * 1987-05-29 1989-03-21 Eastman Kodak Co. Video camera with automatic prescaling for color balance
US4967379A (en) * 1987-12-16 1990-10-30 Gretag Aktiengesellschaft Process for the ink control or regulation of a printing machine by comparing desired color to obtainable color data
EP0324718B1 (de) * 1988-01-14 1992-07-08 GRETAG Aktiengesellschaft Verfahren und Vorrichtung zur Farbregelung einer Druckmaschine
US4885705A (en) * 1988-02-25 1989-12-05 Eastman Kodak Company Expert system shell for building photofinishing diagnostic systems
JPH07101282B2 (ja) * 1988-10-05 1995-11-01 富士写真フイルム株式会社 ネガ検定装置
US5029312A (en) * 1990-02-08 1991-07-02 Lifetouch National School Studios Inc. Automatic portraiture printer control system
IT1268509B1 (it) * 1993-02-17 1997-03-04 San Marco Imaging Srl Sistema di misurazione di immagini di film fotografici per la loro corretta riproduzione
JPH0731504A (ja) * 1993-07-19 1995-02-03 Naito Seisakusho:Kk 盲人用杖
CH690204A5 (de) * 1994-02-16 2000-05-31 Agfa Gevaert Ag Verfahren und Vorrichtung zur Herstellung von Kopien von Kopiervorlagen für hohe Qualitätsanforderungen.
US8760496B2 (en) * 2010-10-26 2014-06-24 Verizon Patent And Licensing Inc. Methods and systems for presenting adjunct content during a presentation of a media content instance

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3527540A (en) * 1967-05-08 1970-09-08 Itek Corp Color concentration discriminators
JPS5651332B2 (it) * 1972-02-29 1981-12-04
GB1456852A (en) * 1973-02-01 1976-12-01 Kodak Ltd Television density measuring device
JPS5418892B2 (it) * 1973-06-30 1979-07-11
US4101216A (en) * 1974-12-13 1978-07-18 Gretag Aktiengesellschaft Method and apparatus for print exposure control
JPS5811562B2 (ja) * 1975-05-08 1983-03-03 松下電器産業株式会社 イロブンカイソウチ
DE2535034B2 (de) * 1975-08-06 1978-01-26 Agfa-Gevaert Ag, 5090 Leverkusen Fotografisches farbkopiergeraet mit einer fotoelektrisch gesteuerten belichtungssteuervorrichtung
US4045136A (en) * 1975-08-15 1977-08-30 Bell & Howell Company Control system for photographic film printers
DE2544703C3 (de) * 1975-10-07 1978-04-06 Dr.-Ing. Rudolf Hell Gmbh, 2300 Kiel Verfahren und Schaltungsanordnung zum Erkennen von Farben einer farbigen Fläche
CH604452A5 (it) * 1975-12-09 1978-09-15 Foerderung Forschung Gmbh

Also Published As

Publication number Publication date
JPS5498615A (en) 1979-08-03
GB2007377B (en) 1982-05-26
JPS5810734B2 (ja) 1983-02-26
US4217648A (en) 1980-08-12
IT7851586A0 (it) 1978-10-20
DE2747527A1 (de) 1979-04-26
BE871337A (nl) 1979-04-18
GB2007377A (en) 1979-05-16

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