[go: up one dir, main page]

FR512546A - Reduced light sensitivity plates, films or photographic paper - Google Patents

Reduced light sensitivity plates, films or photographic paper

Info

Publication number
FR512546A
FR512546A FR512546A FR512546DA FR512546A FR 512546 A FR512546 A FR 512546A FR 512546 A FR512546 A FR 512546A FR 512546D A FR512546D A FR 512546DA FR 512546 A FR512546 A FR 512546A
Authority
FR
France
Prior art keywords
films
photographic paper
light sensitivity
reduced light
plates
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
FR512546A
Other languages
French (fr)
Inventor
G W Adolf Sosna
Julius E Biedebach
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.)
G W ADOLF SOSNA
JULIUS E BIEDEBACH
Original Assignee
G W ADOLF SOSNA
JULIUS E BIEDEBACH
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 G W ADOLF SOSNA, JULIUS E BIEDEBACH filed Critical G W ADOLF SOSNA
Application granted granted Critical
Publication of FR512546A publication Critical patent/FR512546A/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
    • G03C1/76—Photosensitive materials characterised by the base or auxiliary layers
    • G03C1/825—Photosensitive materials characterised by the base or auxiliary layers characterised by antireflection means or visible-light filtering means, e.g. antihalation
    • G03C1/83—Organic dyestuffs therefor

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR512546A 1915-02-04 1915-07-20 Reduced light sensitivity plates, films or photographic paper Expired FR512546A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE512546X 1915-02-04

Publications (1)

Publication Number Publication Date
FR512546A true FR512546A (en) 1921-01-25

Family

ID=6548139

Family Applications (1)

Application Number Title Priority Date Filing Date
FR512546A Expired FR512546A (en) 1915-02-04 1915-07-20 Reduced light sensitivity plates, films or photographic paper

Country Status (1)

Country Link
FR (1) FR512546A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1964534A1 (en) * 1968-12-23 1970-07-09 Polaroid Corp Photographic recording material

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1964534A1 (en) * 1968-12-23 1970-07-09 Polaroid Corp Photographic recording material

Similar Documents

Publication Publication Date Title
FR512546A (en) Reduced light sensitivity plates, films or photographic paper
FR484012A (en) Improvements in color photography
FR428535A (en) Cuvette for developing photographic plates or film
FR485152A (en) Simplified stereoscope, with two mirrors, suitable for radiography and photography
FR470672A (en) Improvements in photography
FR470673A (en) Improvements in photography
FR478928A (en) Color photography
FR434849A (en) Improvements in photography
ES60900A1 (en) Stereoscopic cinematographic positive film industrial procedure.
ES60935A2 (en) Stereoscopic cinematographic positive film industrial procedure.
FR478653A (en) Photographic films
ES55110A1 (en) Procedure for the manufacture of photographic plates, cinematographic films, film papers and others.
ES57766A1 (en) Improvements in the preparation of films or transparencies for color photography or cinematography.
FR468297A (en) Improvements in color photography
FR516466A (en) Stereoscopic cinematography improvements
DK19986C (en) Procedure for the production of photographic prints on pigment paper.
CA165707A (en) Drawing or photographic paper
FR10810E (en) Cuvette for developing ordinary or isochromatic photographic plates in daylight
FR396743A (en) Cuvette for developing ordinary or isochromatic photographic plates in daylight
FR480530A (en) Improvements in cinematographic color photography
FR479629A (en) Film box
CA168315A (en) Photographic film
FR487529A (en) Improvements in color photography
FR488955A (en) Improvements in color photography
FR500963A (en) Improvements in color photography