氦氖激光器

氦氖激光器或He-Ne激光器是一種常見的氣體激光器，其高能介質的增益介質由比例（5:1和20:1之間）的氦和氖的混合物組成，總壓強為1托，儲存在一個小型放電裝置內。最廣泛使用的氦氖激光器的工作波長為632.8納米，位於可見光譜的紅色部分，是在1962年貝爾實驗室^[1]^[2]中研發的。

參考文獻

^ White, A.D.; Rigden, J.D. Correspondence: Continuous gas maser operation in the visible. Proceedings of the IRE (Institute of Electrical and Electronics Engineers (IEEE)). 1962, 50 (7): 1697. ISSN 0096-8390. doi:10.1109/jrproc.1962.288157  .
^ White, A.D. Recollections of the first continuous visible laser. Optics and Photonics News. Vol. 22 no. 10. October 2011: 34–39 [2023-07-05]. （原始內容存檔於2021-10-17）.

[1] White, A.D.; Rigden, J.D. Correspondence: Continuous gas maser operation in the visible. Proceedings of the IRE (Institute of Electrical and Electronics Engineers (IEEE)). 1962, 50 (7): 1697. ISSN 0096-8390. doi:10.1109/jrproc.1962.288157  .

[2] White, A.D. Recollections of the first continuous visible laser. Optics and Photonics News. Vol. 22 no. 10. October 2011: 34–39 [2023-07-05]. （原始內容存檔於2021-10-17）.

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