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Hitachi Ltd
Original Assignee
Hitachi Ltd
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Publication date
Application filed by Hitachi LtdfiledCriticalHitachi Ltd
Priority to JP15329675ApriorityCriticalpatent/JPS5277577A/en
Publication of JPS5277577ApublicationCriticalpatent/JPS5277577A/en
Formation Of Various Coating Films On Cathode Ray Tubes And Lamps
(AREA)
Abstract
PURPOSE: To correct the uneven brightness on the panel surface, by providing one or more auxiliary intensity correction filter and making the light source move along the length of stripes on the panel surface.
COPYRIGHT: (C)1977,JPO&Japio
JP15329675A1975-12-241975-12-24Exposure method for phosphor surface of color picture tube
PendingJPS5277577A
(en)
Correction filter adjusting light intensity distribution - is used in prodn. of colour TV CRT luminescent screens employing opaque strips of differing widths