IT976489B - Procedimento e dispositivo per la sottocorrezione in macchprocedimento e dispositivo per la sottocorrezione in macchine copia trici per negativi fotografici a colori ine copia trici per negativi fotografici a colori - Google Patents

Procedimento e dispositivo per la sottocorrezione in macchprocedimento e dispositivo per la sottocorrezione in macchine copia trici per negativi fotografici a colori ine copia trici per negativi fotografici a colori

Info

Publication number
IT976489B
IT976489B IT4807/73A IT480773A IT976489B IT 976489 B IT976489 B IT 976489B IT 4807/73 A IT4807/73 A IT 4807/73A IT 480773 A IT480773 A IT 480773A IT 976489 B IT976489 B IT 976489B
Authority
IT
Italy
Prior art keywords
machines
undercorrection
procedure
copying
color photographic
Prior art date
Application number
IT4807/73A
Other languages
English (en)
Inventor
S Barbieri
Original Assignee
Durst 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 Durst Ag filed Critical Durst Ag
Priority to IT4807/73A priority Critical patent/IT976489B/it
Priority to DE2312438A priority patent/DE2312438A1/de
Priority to US435249A priority patent/US3924121A/en
Priority to GB391774A priority patent/GB1465211A/en
Application granted granted Critical
Publication of IT976489B publication Critical patent/IT976489B/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

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectrometry And Color Measurement (AREA)
  • Projection-Type Copiers In General (AREA)
IT4807/73A 1973-01-26 1973-01-26 Procedimento e dispositivo per la sottocorrezione in macchprocedimento e dispositivo per la sottocorrezione in macchine copia trici per negativi fotografici a colori ine copia trici per negativi fotografici a colori IT976489B (it)

Priority Applications (4)

Application Number Priority Date Filing Date Title
IT4807/73A IT976489B (it) 1973-01-26 1973-01-26 Procedimento e dispositivo per la sottocorrezione in macchprocedimento e dispositivo per la sottocorrezione in macchine copia trici per negativi fotografici a colori ine copia trici per negativi fotografici a colori
DE2312438A DE2312438A1 (de) 1973-01-26 1973-03-13 Verfahren und vorrichtung zur unterkorrektur in fotografischen farbkopiergeraeten
US435249A US3924121A (en) 1973-01-26 1974-01-21 Process and apparatus for undercompensating photographic color printing
GB391774A GB1465211A (en) 1973-01-26 1974-01-28 Method and apparatus for effecting undercorrection in photo graphic colour printing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT4807/73A IT976489B (it) 1973-01-26 1973-01-26 Procedimento e dispositivo per la sottocorrezione in macchprocedimento e dispositivo per la sottocorrezione in macchine copia trici per negativi fotografici a colori ine copia trici per negativi fotografici a colori

Publications (1)

Publication Number Publication Date
IT976489B true IT976489B (it) 1974-08-20

Family

ID=11114029

Family Applications (1)

Application Number Title Priority Date Filing Date
IT4807/73A IT976489B (it) 1973-01-26 1973-01-26 Procedimento e dispositivo per la sottocorrezione in macchprocedimento e dispositivo per la sottocorrezione in macchine copia trici per negativi fotografici a colori ine copia trici per negativi fotografici a colori

Country Status (4)

Country Link
US (1) US3924121A (it)
DE (1) DE2312438A1 (it)
GB (1) GB1465211A (it)
IT (1) IT976489B (it)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51132832A (en) * 1975-05-13 1976-11-18 Fuji Photo Film Co Ltd Correction filters automatic control device
US4009439A (en) * 1976-02-27 1977-02-22 Rca Corporation Programming unit for a television tuning phase locked loop
US4048493A (en) * 1976-08-03 1977-09-13 E. I. Du Pont De Nemours And Company Light-sensitive control for colored light projector
US4095099A (en) * 1977-02-17 1978-06-13 Anamorphic Ltd. Additive color system with compensation of repeatability errors of variable-density electrooptical filter units
JPS5570833A (en) * 1978-11-22 1980-05-28 Fuji Photo Optical Co Ltd Color correcting device of camera
JPS57638A (en) * 1980-06-03 1982-01-05 Hoei Sangyo Kk Additive color source device
US4603965A (en) * 1985-06-28 1986-08-05 Cook Kenneth O Apparatus and method for making color photographic prints
US5031078A (en) * 1989-08-28 1991-07-09 Vari-Lite, Inc. Additive color mixing system with variable hue and saturation light sources
US7108413B2 (en) * 2004-03-11 2006-09-19 Avago Technologies Ecbu Ip (Singapore) Pte. Ltd. Sampling for color control feedback using an optical cable

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3083614A (en) * 1957-02-25 1963-04-02 Anton L Veit Apparatus for the automatic correction of color casts in photographic color prints
GB1207123A (en) * 1966-09-30 1970-09-30 Kodak Ltd Colour reproduction
GB1206424A (en) * 1967-07-20 1970-09-23 Ilford Ltd Photographic colour printer
AT290297B (de) * 1968-10-09 1971-03-15 Durst Ag Einrichtung zur bestimmung und steuerung der farblichtmengen beim optischen kopieren von transparenten farbvorlagen
US3640620A (en) * 1969-08-27 1972-02-08 Kriser Corp Photographic control apparatus
US3609038A (en) * 1970-03-09 1971-09-28 Sperry Rand Corp Electronic control apparatus

Also Published As

Publication number Publication date
GB1465211A (en) 1977-02-23
US3924121A (en) 1975-12-02
DE2312438A1 (de) 1974-08-01

Similar Documents

Publication Publication Date Title
IT976489B (it) Procedimento e dispositivo per la sottocorrezione in macchprocedimento e dispositivo per la sottocorrezione in macchine copia trici per negativi fotografici a colori ine copia trici per negativi fotografici a colori
CH458069A (fr) Procédé et dispositif d'éclairage d'une feuille posée sur une table de photocopie
FR2352323A1 (fr) Materiau pour la photographie en couleur
IT1040804B (it) Apparecchio per sviluppo di pellucole fotografiche
IT1103645B (it) Apparecchio di guida per film fotografici in macchine svilupatrici
SE396719B (sv) Ferglos fergbildare, for anvendning i ett tryckkensligt kopieringssystem
GB1504397A (en) Photographic copying camera and enlarger apparatus
BE859303A (nl) Fotografische kleurstofdiffusie-overbrengings-werkwijze
IT1013335B (it) Perfezionamento nei complessi di pellicola fotografica per apparec chi fotografici a sviluppo automatico
BE841387A (fr) Appareil de developpement pour pellicules photographiques en feuille
JPS5240329A (en) Illuminator for photographic enlarger or copying machine
SE442683B (sv) Sett for framkallning av en latent reliefbild i en tryckplat
GB1547678A (en) Measuring apparatus for determining the colour compositionof printing light in photographic enlarging apparatus
JPS5315827A (en) Illuminator for photographic copying machine
JPS5326132A (en) Exposure device in copying machine
BE860772A (nl) Fotografische kleurstofdiffusie-overbrengingswerkwijze
BE861241A (nl) Fotografische kleurstofdiffusie-overbrengingswerkwijze
BR7406795D0 (pt) Unidade de filme fotografico de transferencia por difusao
BE860583A (nl) Fotografisch kleurstofdiffusie-overbrengings-procede
BR7701073A (pt) Folha de copia eletrofotografica
BE834654A (nl) Fotofrafische kleurstofdiffusie- overbrenginswerkwijze
BR7304573D0 (pt) Um meio de copia fotografica e a um processo fotografico de imagem
RO64416A (ro) Procedeu de obtinere a unei imagini fotografice in culori
BE825233A (nl) Fotografisch kleurdiffusie-overbrengingsprocede
SE397413B (sv) Sett och apparat for behandling av en fotografisk filminsats i ett fonsterkort