FR1178578A - Matériel photographique pour reproduction à tonalité corrigée - Google Patents

Matériel photographique pour reproduction à tonalité corrigée

Info

Publication number
FR1178578A
FR1178578A FR1178578DA FR1178578A FR 1178578 A FR1178578 A FR 1178578A FR 1178578D A FR1178578D A FR 1178578DA FR 1178578 A FR1178578 A FR 1178578A
Authority
FR
France
Prior art keywords
tone
photographic equipment
corrected reproduction
reproduction
corrected
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)
Inventor
Ehrhard 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 FR1178578A publication Critical patent/FR1178578A/fr
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)
FR1178578D 1956-06-26 1957-06-26 Matériel photographique pour reproduction à tonalité corrigée Expired FR1178578A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEA25172A DE1046491B (de) 1956-06-26 1956-06-26 Photographisches Material fuer Aufnahmen mit Tonwertkorrektur

Publications (1)

Publication Number Publication Date
FR1178578A true FR1178578A (fr) 1959-05-12

Family

ID=6925847

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1178578D Expired FR1178578A (fr) 1956-06-26 1957-06-26 Matériel photographique pour reproduction à tonalité corrigée

Country Status (5)

Country Link
BE (1) BE558670A (fr)
CH (1) CH357973A (fr)
DE (1) DE1046491B (fr)
FR (1) FR1178578A (fr)
GB (1) GB845217A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3938520A (en) * 1974-06-10 1976-02-17 Abbott Laboratories Transfer unit having a dual channel transfer member

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3450536A (en) * 1961-03-24 1969-06-17 Eg & G Inc Silver halide photographic film having increased exposure-response characteristics
US3888676A (en) * 1973-08-27 1975-06-10 Du Pont Silver halide films with wide exposure latitude and low gradient
JPS6172230A (ja) * 1984-09-14 1986-04-14 Fuji Photo Film Co Ltd 銀塩拡散転写法用感光要素

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3938520A (en) * 1974-06-10 1976-02-17 Abbott Laboratories Transfer unit having a dual channel transfer member

Also Published As

Publication number Publication date
CH357973A (de) 1961-10-31
BE558670A (fr)
GB845217A (en) 1960-08-17
DE1046491B (de) 1958-12-11

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