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Application grantedgrantedCritical
Publication of AT314974BpublicationCriticalpatent/AT314974B/de
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
Landscapes
Physics & Mathematics
(AREA)
Spectroscopy & Molecular Physics
(AREA)
General Physics & Mathematics
(AREA)
Control Of Exposure In Printing And Copying
(AREA)
Photometry And Measurement Of Optical Pulse Characteristics
(AREA)
Light Sources And Details Of Projection-Printing Devices
(AREA)
AT580570A1969-07-021970-06-29Gerät zur Steuerung einer Belichtungslampe eines photographischen Vergrößerungsapparates
AT314974B
(de)
Vorrichtung zur aufeinanderfolgenden Belichtung von Teilen eines photographischen Films oder eines andern photoempfindlichen Materials unter Anwendung von mit Verbrennungsblitzlichtlampen erzeugtem aktinischen Licht