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现在的特丽珑及钻石珑显像管分别是SONY和三菱出品的，这两种纯平显像管是从柱面管的基础上发展而来的。这两种管子所采用的技术是大同小异的，都是荫栅式的显像管。他们两者最大的不同在于电子枪的结构。特丽珑显像管使用的是单枪三束，而钻石珑用的则是三枪三束结构。特丽珑?
Now Trinitron and Diamond Long tube are respectively produced by SONY and Mitsubishi, the two pure flat tube is developed from the cylindrical tube. The techniques used in these two tubes are more or less identical, all of which are shadow-grid type picture tubes. The biggest difference between them is the structure of the electron gun. Trinitron CRTs use a single gun three beams, while the diamond is used Longyan three shot three beam structure. Trinitron?