The single-mode polarization maintaining fiber is chosen as a transmission to increase the detection distance, which can make the worker safer.
选择单模保偏光纤，实现了大范围的信号传输，使得检测距离加大，增加操作人员安全性。
Comparing single mode optical fiber with panda polarization maintaining optical fiber, this paper introduces the differences between the performance and manufacture technology of the optical fibers.
通过对普通单模光纤和熊猫型保偏光纤的比较，介绍了两种光纤的性能差别和制作工艺的差别。
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