IT973604B - Materiale e procedimento foto grafico per produrre immagini a linee di eguale densita - Google Patents
Materiale e procedimento foto grafico per produrre immagini a linee di eguale densitaInfo
- Publication number
- IT973604B IT973604B IT54099/72A IT5409972A IT973604B IT 973604 B IT973604 B IT 973604B IT 54099/72 A IT54099/72 A IT 54099/72A IT 5409972 A IT5409972 A IT 5409972A IT 973604 B IT973604 B IT 973604B
- Authority
- IT
- Italy
- Prior art keywords
- lines
- graphic process
- produce images
- equal density
- photo graphic
- Prior art date
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
- G03C1/485—Direct positive emulsions
- G03C1/48515—Direct positive emulsions prefogged
-
- 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
- G03C1/035—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein characterised by the crystal form or composition, e.g. mixed grain
-
- 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
-
- 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
- G03C1/035—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein characterised by the crystal form or composition, e.g. mixed grain
- G03C2001/03564—Mixed grains or mixture of emulsions
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S430/00—Radiation imagery chemistry: process, composition, or product thereof
- Y10S430/141—Direct positive material
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2157636A DE2157636C2 (de) | 1971-11-20 | 1971-11-20 | Photographisches Aufzeichnungsmaterial zur Herstellung von Äquidensiten |
Publications (1)
Publication Number | Publication Date |
---|---|
IT973604B true IT973604B (it) | 1974-06-10 |
Family
ID=5825661
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT54099/72A IT973604B (it) | 1971-11-20 | 1972-11-17 | Materiale e procedimento foto grafico per produrre immagini a linee di eguale densita |
Country Status (9)
Country | Link |
---|---|
US (1) | US3941595A (it) |
JP (1) | JPS4876522A (it) |
BE (1) | BE791423A (it) |
CA (1) | CA994151A (it) |
CH (1) | CH572228A5 (it) |
DE (1) | DE2157636C2 (it) |
FR (1) | FR2160679B1 (it) |
GB (1) | GB1363818A (it) |
IT (1) | IT973604B (it) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4175967A (en) * | 1977-11-01 | 1979-11-27 | Donald Krause | Multipart photosensitive element with independent contrast control of constituent part records |
US4201841A (en) * | 1978-07-14 | 1980-05-06 | Eastman Kodak Company | Process for preparing photographic elements exhibiting differential micro- and macro-area recording characteristics |
JPH01302343A (ja) * | 1988-05-31 | 1989-12-06 | Fuji Photo Film Co Ltd | ハロゲン化銀感光材料 |
US5512103A (en) * | 1994-02-18 | 1996-04-30 | Eastman Kodak Company | Silver halide color photography element with improved high density contrast and bright low density colors |
US5418118A (en) * | 1994-02-18 | 1995-05-23 | Eastman Kodak Company | Silver halide color photographic element with improved high density contrast and bright low density colors |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE609927A (it) * | 1959-01-12 | |||
US2996382A (en) * | 1959-01-12 | 1961-08-15 | Eastman Kodak Co | Photographic elements having improved sensitivity |
BE639874A (it) * | 1962-11-15 | |||
US3615443A (en) * | 1967-05-03 | 1971-10-26 | Eastman Kodak Co | Presensitized planographic printing plate |
US3637388A (en) * | 1967-12-18 | 1972-01-25 | Agfa Gevaert Ag | Process for the photographic production of equidensities |
DE1597509C3 (de) * | 1967-12-18 | 1975-12-04 | Agfa-Gevaert Ag, 5090 Leverkusen | Verfahren zur photographischen Herstellung von Aquidensiten |
US3607278A (en) * | 1968-04-18 | 1971-09-21 | Eastman Kodak Co | Photographic elements containing fogged and unfogged silver halide grains and a slow silver halide emulsion layer |
-
0
- BE BE791423D patent/BE791423A/nl unknown
-
1971
- 1971-11-20 DE DE2157636A patent/DE2157636C2/de not_active Expired
-
1972
- 1972-11-17 IT IT54099/72A patent/IT973604B/it active
- 1972-11-17 CA CA156,796A patent/CA994151A/en not_active Expired
- 1972-11-20 US US05/308,119 patent/US3941595A/en not_active Expired - Lifetime
- 1972-11-20 JP JP47115718A patent/JPS4876522A/ja active Pending
- 1972-11-20 CH CH1686772A patent/CH572228A5/xx not_active IP Right Cessation
- 1972-11-20 GB GB5350572A patent/GB1363818A/en not_active Expired
- 1972-11-20 FR FR7241187A patent/FR2160679B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CA994151A (en) | 1976-08-03 |
GB1363818A (en) | 1974-08-21 |
FR2160679B1 (it) | 1980-04-18 |
US3941595A (en) | 1976-03-02 |
FR2160679A1 (it) | 1973-06-29 |
BE791423A (nl) | 1973-05-16 |
DE2157636C2 (de) | 1984-04-12 |
JPS4876522A (it) | 1973-10-15 |
CH572228A5 (it) | 1976-01-30 |
DE2157636A1 (de) | 1973-05-24 |
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