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Hitachi Ltd
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Hitachi Ltd
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Application filed by Hitachi LtdfiledCriticalHitachi Ltd
Priority to JP13831376ApriorityCriticalpatent/JPS5363863A/en
Publication of JPS5363863ApublicationCriticalpatent/JPS5363863A/en
Formation Of Various Coating Films On Cathode Ray Tubes And Lamps
(AREA)
Abstract
PURPOSE: Several minute conic prisms are arranged between a light source and a panel surface and the light source being viewed from a point on the panel is made into any shape, so that the exposure method can be realized which shapes a fluorescent material dot into a right circule over the entire panel surface.
COPYRIGHT: (C)1978,JPO&Japio
JP13831376A1976-11-191976-11-19Exposure method for fluorescent screen
PendingJPS5363863A
(en)