FR1198821A - Photographic process and equipment for producing tone-corrected photographic images and copies - Google Patents

Photographic process and equipment for producing tone-corrected photographic images and copies

Info

Publication number
FR1198821A
FR1198821A FR1198821DA FR1198821A FR 1198821 A FR1198821 A FR 1198821A FR 1198821D A FR1198821D A FR 1198821DA FR 1198821 A FR1198821 A FR 1198821A
Authority
FR
France
Prior art keywords
photographic
copies
equipment
corrected
producing tone
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
French (fr)
Inventor
Erhard Hellmig
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 FR1198821A publication Critical patent/FR1198821A/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
    • G03C1/46—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein having more than one photosensitive layer

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
FR1198821D 1957-02-12 1958-02-12 Photographic process and equipment for producing tone-corrected photographic images and copies Expired FR1198821A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEA26557A DE1054836B (en) 1957-02-12 1957-02-12 Process and photographic material for the production of tone-corrected recordings and copies

Publications (1)

Publication Number Publication Date
FR1198821A true FR1198821A (en) 1959-12-09

Family

ID=6926191

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1198821D Expired FR1198821A (en) 1957-02-12 1958-02-12 Photographic process and equipment for producing tone-corrected photographic images and copies

Country Status (4)

Country Link
BE (1) BE564693A (en)
DE (1) DE1054836B (en)
FR (1) FR1198821A (en)
GB (1) GB884251A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1119669B (en) * 1958-12-27 1961-12-14 Agfa Ag Contact grid for reproduction photography and its production

Also Published As

Publication number Publication date
GB884251A (en) 1961-12-13
BE564693A (en)
DE1054836B (en) 1959-04-09

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