METHOD FOR MANUFACTURING HIGH-DEFINITION COLOR TELEVISION TUBE AND HIGH-DEFINITION TRICHROME TELEVISION TUBE

摘要

The present invention relates to a method of manufacturing a color television tube. It also relates to a screen for a three-color television tube. It finds application for the reception of high definition television broadcasts. /P P According to the invention, the tiles intended for a high definition television tube screen are elements of the family of surfaces defined by : /P P z = SIGMAi (C (i) .x ** j ** (** i **). Y ** k ** (** i **) /P P with Ci = Co (i) .f **