The polarization coupling term and birefringence coupling term are included in the coupling coefficient expression.
耦合系数包括偏振耦合项和双折射耦合项。并用马卡提里近似下的模式作为零级近似。
The polarization coupling term and birefringence coupling term are included in the coupling coefficient expression.
耦合系数包括偏振耦合项和双折射耦合项。
The main polarization mode and coupling mode in PM fiber has some optical path difference because of internal birefringence.
保偏光纤内部的高双折射，使得其内部传播的偏振主模和耦合模之间存在着一定大小的光程差。
An instrument measuring the distributed polarization coupling in high birefringence polarization-maintaining fiber (PMF) is developed based on white light interferometry.
基于白光干涉原理，研制成功高双折射保偏光纤分布式偏振耦合测试仪一台。
A fiber spinning technique is introduced, the sinusoidal-rate spinning can effectively decrease the birefringence and increase the mode-coupling of the fiber.
介绍了光纤旋转技术，采用正弦旋转技术可有效降低光纤的双折射并增加模式耦合。
A fiber spinning technique is introduced, the sinusoidal-rate spinning can effectively decrease the birefringence and increase the mode-coupling of the fiber.
介绍了光纤旋转技术，采用正弦旋转技术可有效降低光纤的双折射并增加模式耦合。
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