Dual-wavelength tunable laser is regarded for its important applications such as differential absorption lidar(DIAL), atmospheric pollution monitoring, non-linear frequency conversion, and so on. In 1970s dual-wavelength laser had already been reported.
双波长激光器在差分吸收激光雷达、大气污染监测、非线性光学混频等方面有着重要应用,应用推动着可调谐双波长激光器的快速发展。
参考来源 - 全固态准连续双波长可调谐钛宝石激光器及光学差频产生THz波的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
全固态双波长激光器更为重要，因为它结构紧凑、小型化，可以提供更大的输出能量，而且可以覆盖更宽的波段。
Solid state dual wavelength lasers are more important because it is compact and miniaturization, which can provide high output power and the band it covers is more important.
本文报导CW选支双波长运行的CO激光器，并对谱线组合的输出特性进行了实验研究。
CW tunable co laser operating at two wavelengths is reported and the output characteristics for line composition are studied.
我们理论和实验上分析了该新型滤波器透射特性，并在此基础上通过调节PC实现了双波长和各自单波长输出的环形腔光纤激光器。
We theoretically and experimentally analyze the transmission traits of novel Sagnac loop, and realize dual-wavelength and single wavelength output switchable ring fiber laser through adjusting PCs.
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