介绍了掺铒光纤激光器内腔吸收谱的基本原理，以及激光激射延迟时间与气体浓度的关系。
The principle of intracavity laser absorption and the relationship between gas concentration and the laser build-up time is outlined.
考虑到军用激光器对可靠性的特殊要求，设计了一种加固型的内腔式人眼安全o PO激光器。
Considering the specific requirement of reliability of military lasers, a consolidated intracavity eye safe optical parametric oscillator (OPO) is designed.
利用可调谐二极管激光器做探测光源，测量了超音速氧碘化学激光的增益谱线和增益线型。根据多普勒展宽，间接得到了超音速氧碘激光器的腔内温度。
A tunable diode laser was used to probe the gain spectra and profile of a supersonic COIL. The cavity temperature was obtained based on Doppler broadening.
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