1.7 μm波段有许多分子吸收线, 位于活体组织的透明窗口中。该波段激光源在材料加工、中红外激光产生、气体检测、医疗手术和生物成像等领域有着重要的应用, 受到国内外研究者的重视, 并取得了一些研究成果。总结了国内外1.7 μm波段激光器的研究进展及相关应用, 介绍了长春理工大学在该领域的工作。尽管现有的研究和应用仍面临着一系列问题, 但随着相关技术的不断提高, 1.7 μm波段高性能光纤激光器必将得到快速的发展。

1.7 μm waveband covers many molecular absorption lines and is located in the transparent window of living tissue.This band laser source has important applications in material processing, mid infrared laser generation, gas detection, medical surgery, and biological imaging. The research progress and the related applications of 1.7 μm waveband laser were summarized at home and abroad in this paper, and the work of Changchun University of Science and Technology in this field was introduced. Although the research and application of 1.7 μm waveband fiber laser still face a series of problems, it is reasonable to believe that with the continuous improvement of the related technologies, 1.7 μm waveband high-performance fiber laser will develop rapidly.