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本文阐述了影响Ｈｅ－Ｎｅ激光管寿命的各种因素，以及延长器件寿命的措施。文中特别提出了低熔点玻璃封接的结构和工艺，试验表明激光器的存放寿命可达４年以上。
This article describes the factors that affect the life of a He-Ne laser tube and how to extend the life of the device. In this paper, the structure and process of low-melting-point glass sealing are especially proposed. The experiments show that the lifetime of the laser can be up to 4 years.