Cathodophosphors for vacuum luminescent indicators are used for conversion of electron energy of 10-100 eV.
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In the vacuum luminescent indicators of different types for visualization of sign information in microcalculators; cash register machines; electron watches; electro-measuring instruments; car panels: dispatcher panels and ets.
small consumed power,
high values of emission brightness,
a wide angle of view and the possibility of creating compact vacuum luminescent devices.