FR826396A - Perfectionnements aux pellicules photographiques - Google Patents
Perfectionnements aux pellicules photographiquesInfo
- Publication number
- FR826396A FR826396A FR826396DA FR826396A FR 826396 A FR826396 A FR 826396A FR 826396D A FR826396D A FR 826396DA FR 826396 A FR826396 A FR 826396A
- Authority
- FR
- France
- Prior art keywords
- enhancements
- photographic film
- photographic
- film
- film enhancements
- 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
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/46—Colour picture communication systems
- H04N1/56—Processing of colour picture signals
- H04N1/60—Colour correction or control
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B27/00—Photographic printing apparatus
- G03B27/72—Controlling or varying light intensity, spectral composition, or exposure time in photographic printing apparatus
-
- 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
- G03C1/06—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with non-macromolecular additives
- G03C1/36—Desensitisers
-
- 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
-
- 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
- G03C7/18—Processes for the correction of the colour image in subtractive colour photography
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US99415A US2193722A (en) | 1936-09-04 | 1936-09-04 | Method of color reproduction |
US121466A US2165168A (en) | 1936-09-04 | 1937-01-21 | Color reproduction |
US198240A US2272638A (en) | 1936-09-04 | 1938-03-26 | Method of color reproduction |
Publications (1)
Publication Number | Publication Date |
---|---|
FR826396A true FR826396A (fr) | 1938-03-30 |
Family
ID=27378824
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR826192D Expired FR826192A (fr) | 1936-09-04 | 1937-09-01 | Perfectionnements aux procédés et aux appareils pour la reproduction en couleurs |
FR826396D Expired FR826396A (fr) | 1936-09-04 | 1937-09-06 | Perfectionnements aux pellicules photographiques |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR826192D Expired FR826192A (fr) | 1936-09-04 | 1937-09-01 | Perfectionnements aux procédés et aux appareils pour la reproduction en couleurs |
Country Status (4)
Country | Link |
---|---|
US (3) | US2193722A (fr) |
DE (1) | DE881905C (fr) |
FR (2) | FR826192A (fr) |
GB (2) | GB506259A (fr) |
Families Citing this family (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2429849A (en) * | 1945-09-15 | 1947-10-28 | Rca Corp | Color television system |
US2473276A (en) * | 1946-05-23 | 1949-06-14 | Thornton W Chew | Color television system |
US2560567A (en) * | 1946-10-09 | 1951-07-17 | Norman R Gunderson | Apparatus and method for use in color reproduction |
BE477743A (fr) * | 1946-12-05 | |||
US2647049A (en) * | 1947-02-25 | 1953-07-28 | Polaroid Corp | Photographic element for color photography and a process of producing multicolor pictures |
US2510046A (en) * | 1947-04-18 | 1950-05-30 | Zenith Radio Corp | Radio-wire signaling system |
US2584695A (en) * | 1947-08-14 | 1952-02-05 | Bell & Howell Co | Electrostatic reproduction process and apparatus |
US2611432A (en) * | 1947-07-21 | 1952-09-23 | Arthur F Tallman | Tape dispensing device |
US2511413A (en) * | 1947-08-29 | 1950-06-13 | Phillips John | Television system |
US2566693A (en) * | 1947-09-13 | 1951-09-04 | Rca Corp | Color television system |
US2575714A (en) * | 1947-09-19 | 1951-11-20 | Westinghouse Electric Corp | Facsimile system |
US2601328A (en) * | 1947-09-20 | 1952-06-24 | Skiatron Electronies And Telev | Color television |
US2567240A (en) * | 1947-10-29 | 1951-09-11 | Miehle Printing Press & Mfg | Color facsimile system |
US2606245A (en) * | 1948-03-10 | 1952-08-05 | Time Inc | Unsharp mask in electronic color correction |
US2615979A (en) * | 1948-07-07 | 1952-10-28 | Du Mont Allen B Lab Inc | Composite sync dissector |
BE495723A (fr) * | 1949-05-13 | |||
US2558489A (en) * | 1949-06-06 | 1951-06-26 | Meguer V Kalfaian | Color television system |
US2664462A (en) * | 1949-08-31 | 1953-12-29 | Rca Corp | Multiplexed signal transmission |
US2643289A (en) * | 1949-08-31 | 1953-06-23 | Rca Corp | Television system |
NL156139B (nl) * | 1949-09-20 | Lipha | Werkwijze ter bereiding van farmaceutische preparaten, de aldus verkregen gevormde voortbrengselen, alsmede werkwijze ter bereiding van hypotensief werkzame heterocyclische guanidinoalkylderivaten. | |
BE498279A (fr) * | 1949-09-24 | |||
US2808328A (en) * | 1950-07-15 | 1957-10-01 | Carlyle W Jacob | Method and apparatus for xerographic reproduction |
US2630485A (en) * | 1950-09-11 | 1953-03-03 | Color Television Inc | Color television apparatus |
US2748190A (en) * | 1951-09-15 | 1956-05-29 | Eastman Kodak Co | Black printers and electrooptical methods of making them |
US2744950A (en) * | 1951-10-05 | 1956-05-08 | Eastman Kodak Co | One dimensional unsharp masking |
US2710889A (en) * | 1953-01-21 | 1955-06-14 | Edward Stern & Company Inc | Color reproduction |
US2863938A (en) * | 1954-06-16 | 1958-12-09 | Technicolor Motion Picture | Printing timer |
US3099557A (en) * | 1957-02-26 | 1963-07-30 | Miehle Goss Dexter Inc | Optical system and method for making corrected color separations |
US3048652A (en) * | 1958-02-24 | 1962-08-07 | Ampex | Color television recording system and method |
JPS6039220B2 (ja) * | 1976-12-28 | 1985-09-05 | 大日本スクリ−ン製造株式会社 | 製版用カラ−スキヤナ |
US4758886A (en) * | 1986-07-24 | 1988-07-19 | Minnesota Mining And Manufacturing Company | Optimal color half-tone patterns for raster-scan images |
-
1936
- 1936-09-04 US US99415A patent/US2193722A/en not_active Expired - Lifetime
-
1937
- 1937-01-21 US US121466A patent/US2165168A/en not_active Expired - Lifetime
- 1937-08-24 GB GB23218/37A patent/GB506259A/en not_active Expired
- 1937-09-01 GB GB23930/37A patent/GB506827A/en not_active Expired
- 1937-09-01 FR FR826192D patent/FR826192A/fr not_active Expired
- 1937-09-04 DE DEI1849D patent/DE881905C/de not_active Expired
- 1937-09-06 FR FR826396D patent/FR826396A/fr not_active Expired
-
1938
- 1938-03-26 US US198240A patent/US2272638A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
GB506827A (en) | 1939-06-01 |
US2193722A (en) | 1940-03-12 |
FR826192A (fr) | 1938-03-24 |
GB506259A (en) | 1939-05-24 |
DE881905C (de) | 1953-07-06 |
US2272638A (en) | 1942-02-10 |
US2165168A (en) | 1939-07-04 |
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