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FR768519A - Method for determining shades of photographic developing images - Google Patents

Method for determining shades of photographic developing images

Info

Publication number
FR768519A
FR768519A FR768519DA FR768519A FR 768519 A FR768519 A FR 768519A FR 768519D A FR768519D A FR 768519DA FR 768519 A FR768519 A FR 768519A
Authority
FR
France
Prior art keywords
shades
determining
photographic developing
developing images
images
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)
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.)
IG Farbenindustrie AG
Original Assignee
IG Farbenindustrie 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 IG Farbenindustrie AG filed Critical IG Farbenindustrie AG
Application granted granted Critical
Publication of FR768519A publication Critical patent/FR768519A/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
    • G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/26—Processes using silver-salt-containing photosensitive materials or agents therefor
    • G03C5/29—Development processes or agents therefor
    • G03C5/305—Additives other than developers

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR768519D 1934-02-14 1934-02-14 Method for determining shades of photographic developing images Expired FR768519A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR768519T 1934-02-14

Publications (1)

Publication Number Publication Date
FR768519A true FR768519A (en) 1934-08-07

Family

ID=9184265

Family Applications (1)

Application Number Title Priority Date Filing Date
FR768519D Expired FR768519A (en) 1934-02-14 1934-02-14 Method for determining shades of photographic developing images

Country Status (1)

Country Link
FR (1) FR768519A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2578655A (en) * 1948-05-08 1951-12-18 Ilford Ltd Photographic silver halide emulsions containing 4-hydroxy quinolines

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2578655A (en) * 1948-05-08 1951-12-18 Ilford Ltd Photographic silver halide emulsions containing 4-hydroxy quinolines

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