Abstract
提出一种基于非准直平凹回馈腔的单频激光多重回馈光线追迹模型，采用该模型阐明了单频激光多重回馈效应的产生机理，分析了多重回馈高分辨率条纹的特性，明确了影响多重回馈条纹形状的主要因素，包括回馈镜的倾角、曲率半径、反射率以及回馈外腔长等，获得了回馈镜在不同倾角时的有效回馈阶次及其耦合系数。光线追迹分析与实验结果表明：当回馈镜倾斜角为1.7时，多重回馈效应会产生调制幅度均匀、没有大包络的高分辨率回馈条纹，每个条纹的分辨率可达/50。
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