The transitional guide is used to improve the mode field matching between both the waves supported by the incident and output waveguides.
过渡波导用于改善入射基模与出射偶对称模之间的场分布匹配，有效地提高了功率耦合效率，降低了分支耦合损耗。
Secondly, the mode field of lensed fiber has been analyzed in experiment and theory, and the lensed fiber model matching the laser mode is given.
然后对透镜光纤的模场进行了分析和试验对比，得到与激光器模场相匹配的透镜光纤模型；
应用推荐