FR1147592A - Procédé de correction de la tonalité d'une image photographique - Google Patents

Procédé de correction de la tonalité d'une image photographique

Info

Publication number
FR1147592A
FR1147592A FR1147592DA FR1147592A FR 1147592 A FR1147592 A FR 1147592A FR 1147592D A FR1147592D A FR 1147592DA FR 1147592 A FR1147592 A FR 1147592A
Authority
FR
France
Prior art keywords
tonality
correcting
photographic image
photographic
image
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
Other languages
English (en)
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Agfa Gevaert NV
Original Assignee
Agfa 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 AG filed Critical Agfa AG
Application granted granted Critical
Publication of FR1147592A publication Critical patent/FR1147592A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
    • G03F3/00—Colour separation; Correction of tonal value
    • G03F3/04—Colour separation; Correction of tonal value by photographic means
    • G03F3/06—Colour separation; Correction of tonal value by photographic means by masking
    • 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
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00—Photosensitive materials
    • G03C1/005—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
    • G03C1/46—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein having more than one photosensitive layer

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR1147592D 1956-09-26 1956-03-17 Procédé de correction de la tonalité d'une image photographique Expired FR1147592A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEA0025749 1956-09-26
DEA25926A DE1063458B (de) 1956-09-26 1956-10-29 Verfahren zur Herstellung von tonwertberichtigten Kopien

Publications (1)

Publication Number Publication Date
FR1147592A true FR1147592A (fr) 1957-11-27

Family

ID=25963271

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1147592D Expired FR1147592A (fr) 1956-09-26 1956-03-17 Procédé de correction de la tonalité d'une image photographique

Country Status (5)

Country Link
US (1) US3035913A (de)
BE (1) BE561126A (de)
DE (2) DE1063458B (de)
FR (1) FR1147592A (de)
GB (1) GB799590A (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE614897A (de) * 1961-03-10
US3450536A (en) * 1961-03-24 1969-06-17 Eg & G Inc Silver halide photographic film having increased exposure-response characteristics
US3241960A (en) * 1961-10-24 1966-03-22 American Optical Corp Method for making vectographs
BE634037A (de) * 1962-06-27
US3227059A (en) * 1962-08-08 1966-01-04 Logetronics Inc Photographic reproduction method and apparatus
US3332332A (en) * 1963-01-16 1967-07-25 Fotorite Inc Apparatus and method for altering the contrast characteristic of photosensitive materials
USRE28760E (en) * 1968-05-20 1976-04-06 Eastman Kodak Company Photographic element including superimposed silver halide layers of different speeds
US3620747A (en) * 1968-05-20 1971-11-16 Eastman Kodak Co Photographic element including superimposed silver halide layers of different speeds
US4184876A (en) * 1974-07-09 1980-01-22 Eastman Kodak Company Color photographic materials having increased speed

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1804727A (en) * 1921-11-02 1931-05-12 Technicolor Motion Picture Photography
GB732691A (en) * 1952-11-19 1955-06-29 Walter Gilbert Colour photographic process
US2737457A (en) * 1952-11-22 1956-03-06 Jerome Flax Photographic method of tonal scale compensation

Also Published As

Publication number Publication date
DE1063458B (de) 1959-08-13
US3035913A (en) 1962-05-22
BE561126A (de)
GB799590A (en) 1958-08-13
DE1066090B (de)

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