FR1484742A - Method for producing direct positive photographic images - Google Patents

Method for producing direct positive photographic images

Info

Publication number
FR1484742A
FR1484742A FR59833A FR59833A FR1484742A FR 1484742 A FR1484742 A FR 1484742A FR 59833 A FR59833 A FR 59833A FR 59833 A FR59833 A FR 59833A FR 1484742 A FR1484742 A FR 1484742A
Authority
FR
France
Prior art keywords
photographic images
direct positive
positive photographic
producing direct
producing
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
FR59833A
Other languages
French (fr)
Inventor
Gerard Laurens Vanreusel
Paul Desire Van Pee
Jules Maria De Laet
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 Gevaert NV
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
Priority claimed from GB18335/65A external-priority patent/GB1150553A/en
Application filed by Agfa Gevaert NV filed Critical Agfa Gevaert NV
Priority to FR59833A priority Critical patent/FR1484742A/en
Application granted granted Critical
Publication of FR1484742A publication Critical patent/FR1484742A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G03C1/485—Direct positive emulsions
    • G03C1/48592—Positive image obtained by various effects other than photohole bleaching or internal image desensitisation, e.g. Sabatier, Clayden effect
    • 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
    • G03C1/485—Direct positive emulsions
    • 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
    • G03C7/00—Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes
    • G03C7/30—Colour processes using colour-coupling substances; Materials therefor; Preparing or processing such materials
    • G03C7/3022—Materials with specific emulsion characteristics, e.g. thickness of the layers, silver content, shape of AgX grains

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
FR59833A 1965-04-30 1966-04-29 Method for producing direct positive photographic images Expired FR1484742A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR59833A FR1484742A (en) 1965-04-30 1966-04-29 Method for producing direct positive photographic images

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB18335/65A GB1150553A (en) 1965-04-30 1965-04-30 A Method of Producing Photographic Images
FR59833A FR1484742A (en) 1965-04-30 1966-04-29 Method for producing direct positive photographic images

Publications (1)

Publication Number Publication Date
FR1484742A true FR1484742A (en) 1967-06-16

Family

ID=26170369

Family Applications (1)

Application Number Title Priority Date Filing Date
FR59833A Expired FR1484742A (en) 1965-04-30 1966-04-29 Method for producing direct positive photographic images

Country Status (1)

Country Link
FR (1) FR1484742A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2128799A1 (en) * 1971-03-10 1972-10-20 Eastman Kodak Co
FR2128756A1 (en) * 1971-03-10 1972-10-20 Eastman Kodak Co
FR2128755A1 (en) * 1971-03-10 1972-10-20 Eastman Kodak Co

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2128799A1 (en) * 1971-03-10 1972-10-20 Eastman Kodak Co
FR2128756A1 (en) * 1971-03-10 1972-10-20 Eastman Kodak Co
FR2128755A1 (en) * 1971-03-10 1972-10-20 Eastman Kodak Co

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