| 摘要 |
There is proposed laser cathode-ray tube for simplification of its electrical circuit and lower manufacturing cost of its apparatuses, provided with an electron gun having a cathode for generating an electron beam; a laser screen having a laser target, of semiconductor plate, a focusing system for focusing the electron beam on the laser target, a deflection system for deflecting the beam and a cooling system for cooling the laser target, characterized in that the cathode is connected substantially to ground potential and the laser target is connected to high positive potential.
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