| 摘要 |
PURPOSE: A laser CRT(Cathode Ray Tube) is provided to improve junction intensity between a sleeve and a bulb or a sapphire disk. CONSTITUTION: A laser CRT(Cathode Ray Tube) comprises: a bulb formed on with an electronic gun is built, in one; a first sleeve connected to an end of the bulb; a second sleeve formed on an end of the first sleeve; a sapphire disk formed on an inner side of the second sleeve; a lase oscillating section; a cooling frame on which a window is built to form a flowing space of a cooling material in a gap with the sapphire disk; and a lens mount formed in front of the cooling frame. An embossment and a scratch are formed on a junction side of the first sleeve, jointed on the bulb.
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