Electrode of electron gun for cathode ray tube
Electrode structure for electron gun
Electrode structure for electron gun
Electron beam apparatus
Electron beam collimator
Electron beam device and a focusing lens therefor
Electron beam device having a glass envelope and a focussing len
Electron beam device with an electron gun having a tubular insul
Electron beam device with variable beam energy
Electron beam device with variable beam energy
Electron beam focusing lens
Electron beam generation and control for dynamic color separatio
Electron beam gun for use in an electron beam evaporation source
Electron beam producing arrangement for a cathode ray tube
Electron beam producing arrangement for a cathode ray tube
Electron beam tube
Electron gun
Electron gun
Electron gun
Electron gun and cathode-ray tube