BE645156A - - Google Patents
Info
- Publication number
- BE645156A BE645156A BE645156A BE645156A BE645156A BE 645156 A BE645156 A BE 645156A BE 645156 A BE645156 A BE 645156A BE 645156 A BE645156 A BE 645156A BE 645156 A BE645156 A BE 645156A
- Authority
- BE
- Belgium
Links
Classifications
-
- 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
- G03B27/80—Controlling or varying light intensity, spectral composition, or exposure time in photographic printing apparatus in dependence upon automatic analysis of the original
-
- 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
- G03B27/73—Controlling exposure by variation of spectral composition, e.g. multicolor printers
- G03B27/735—Controlling exposure by variation of spectral composition, e.g. multicolor printers in dependence upon automatic analysis of the original
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Physics & Mathematics (AREA)
- Projection-Type Copiers In General (AREA)
- Control Of Exposure In Printing And Copying (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH328463A CH418828A (de) | 1963-03-15 | 1963-03-15 | Einrichtung zur Steuerung der Belichtung in photographischen Kopiergeräten |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE645156A true BE645156A (da) | 1964-09-14 |
Family
ID=4252648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE645156A BE645156A (da) | 1963-03-15 | 1964-03-13 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3298296A (da) |
| BE (1) | BE645156A (da) |
| CH (1) | CH418828A (da) |
| GB (1) | GB1040502A (da) |
| NL (1) | NL6402653A (da) |
| SE (1) | SE300555B (da) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1070882A (en) * | 1965-01-04 | 1967-06-07 | Ilford Ltd | Photographic colour printers and processes |
| US3639058A (en) * | 1969-01-25 | 1972-02-01 | Fuji Photo Film Co Ltd | Automatic photographic gradation-measuring system for controlling auxiliary exposure means |
| US3619055A (en) * | 1969-06-05 | 1971-11-09 | Sargent Welch Scientific Co | Exposure control device |
| GB1361392A (en) * | 1970-09-24 | 1974-07-24 | Hansard C | Photographic explosure controller |
| US3795445A (en) * | 1973-03-15 | 1974-03-05 | Eastman Kodak Co | Slope control exposure control apparatus |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2528924A (en) * | 1950-11-07 | Vassy | ||
| US2561243A (en) * | 1946-04-16 | 1951-07-17 | Gen Aniline & Film Corp | Comparison type densitometer and electronic measuring circuit therefor |
| US3039353A (en) * | 1954-06-14 | 1962-06-19 | Perkin Elmer Corp | Radiation comparison systems |
-
1963
- 1963-03-15 CH CH328463A patent/CH418828A/de unknown
-
1964
- 1964-03-13 GB GB10807/64A patent/GB1040502A/en not_active Expired
- 1964-03-13 NL NL6402653A patent/NL6402653A/xx unknown
- 1964-03-13 US US351622A patent/US3298296A/en not_active Expired - Lifetime
- 1964-03-13 BE BE645156A patent/BE645156A/xx unknown
- 1964-03-13 SE SE3167/64A patent/SE300555B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH418828A (de) | 1966-08-15 |
| SE300555B (da) | 1968-04-29 |
| US3298296A (en) | 1967-01-17 |
| GB1040502A (en) | 1966-08-24 |
| NL6402653A (da) | 1964-09-16 |