AT311792B - Einrichtung zur bestimmung der farblichtmengen beim photographischen kopieren von transparenten farbnegativen - Google Patents

Einrichtung zur bestimmung der farblichtmengen beim photographischen kopieren von transparenten farbnegativen

Info

Publication number
AT311792B
AT311792B AT09158/70A AT915870A AT311792B AT 311792 B AT311792 B AT 311792B AT 09158/70 A AT09158/70 A AT 09158/70A AT 915870 A AT915870 A AT 915870A AT 311792 B AT311792 B AT 311792B
Authority
AT
Austria
Prior art keywords
determining
light during
negatives
photographic copying
color
Prior art date
Application number
AT09158/70A
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
Application granted granted Critical
Publication of AT311792B publication Critical patent/AT311792B/de

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)
  • Projection-Type Copiers In General (AREA)
  • Spectrometry And Color Measurement (AREA)
AT09158/70A 1970-09-18 1970-10-12 Einrichtung zur bestimmung der farblichtmengen beim photographischen kopieren von transparenten farbnegativen AT311792B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT487270 1970-09-18

Publications (1)

Publication Number Publication Date
AT311792B true AT311792B (de) 1973-10-15

Family

ID=11115388

Family Applications (1)

Application Number Title Priority Date Filing Date
AT09158/70A AT311792B (de) 1970-09-18 1970-10-12 Einrichtung zur bestimmung der farblichtmengen beim photographischen kopieren von transparenten farbnegativen

Country Status (3)

Country Link
US (1) US3800070A (de)
AT (1) AT311792B (de)
DE (1) DE2133592A1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT967754B (it) * 1972-09-22 1974-03-11 Durst Ag Dispositivo per la pre filtrazione continua e per la intercettazione della esposizione in apparecchi di ingrandimento
JPS53103732U (de) * 1977-01-26 1978-08-21
IT1072361B (it) * 1977-02-17 1985-04-10 Durst Fabbrica Macchine Ed App Dispositivo di illuminazione per apparecchi per l'ingrandimento fotografico a colori
US4340905A (en) * 1980-09-12 1982-07-20 Balding George H Photographic printer and color film analyzer apparatus
US4459616A (en) * 1981-06-18 1984-07-10 Eastman Kodak Company Apparatus for producing customized prints of still frame television scenes
GB8420483D0 (en) * 1984-08-11 1984-09-12 Hester R E Colour correction head
DE3942635A1 (de) * 1989-12-22 1991-06-27 Bbs Ag Int Vorrichtung zum bestimmen eines farbfilterwertes fuer die belichtung eines gradationswandelpapieres
US5218402A (en) * 1991-09-17 1993-06-08 Eastman Kodak Company Color image reproduction with compensating light source

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2981791A (en) * 1957-03-25 1961-04-25 Technicolor Corp Printing timer for making color positives on film
US3115807A (en) * 1960-06-17 1963-12-31 Logetronics Inc Electronic masking
US3351707A (en) * 1965-05-04 1967-11-07 Photo Electronics Corp Electronic color viewer
US3674364A (en) * 1970-03-16 1972-07-04 Ventures Res & Dev Method and apparatus for evaluating color transparencies and the like

Also Published As

Publication number Publication date
DE2133592A1 (de) 1972-03-23
US3800070A (en) 1974-03-26

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Legal Events

Date Code Title Description
A1V Refusal
ELJ Ceased due to non-payment of the annual fee