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.)
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Kodak Pathe SA
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Kodak Pathe SA
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Publication date
Application filed by Kodak Pathe SAfiledCriticalKodak Pathe SA
Priority to FR873907ApriorityCriticalpatent/FR1308641A/en
Application grantedgrantedCritical
Publication of FR1308641ApublicationCriticalpatent/FR1308641A/en
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
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Physics & Mathematics
(AREA)
Spectroscopy & Molecular Physics
(AREA)
General Physics & Mathematics
(AREA)
FR873907A1961-09-221961-09-22
Method of adjusting the spectral composition of a light beam
ExpiredFR1308641A
(en)