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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Individual
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Individual
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Filing date
Publication date
Application filed by IndividualfiledCriticalIndividual
Publication of JPS48101132ApublicationCriticalpatent/JPS48101132A/ja
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)
Projection-Type Copiers In General
(AREA)
Control Of Exposure In Printing And Copying
(AREA)
Exposure And Positioning Against Photoresist Photosensitive Materials
(AREA)