Low-birefringence fiber mirror reflector is fabricated by vacuum coating technology and is used for light reflection.
低双折射光纤反射镜采用真空镀膜工艺制备，用于光路中光的反射。
A polarization insensitive LPFG operating at a specific wavelength is achieved by writing the LPFG in a birefringence fiber, for the first time.
首次发现了在双折射光纤中写入的长周期光纤光栅存在对偏振不敏感的谐振峰。
The birefringence is not only affected by the features of fiber itself but also is under the influence of environment factors such as temperature and vibration.
这种双折射不仅与光纤本身的性能有关，还与工作时的环境温度、振动等因素有关。
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。
The excellent properties of photonic crystal fiber include the endless single mode, large mode area, adjustable dispersion property, high birefringence and nonlinear.
光子晶体光纤的奇异特性包括无休止单模特性、大模面积特性、可调的色散特性、高双折射特性和非线性特性。
Reductions of cell wall thickness and birefringence were observed in both fiber (sclerenchyma) and parenchymal cells, together with blurring of the wall's layered structures.
厚壁细胞和薄壁细胞的细胞壁厚度减小，双折射也降低，并且细胞壁的分层现象变得不明显。
Then, super-local modes in multi-lobe stress region spun fibers can be obtained by using mode transform. Finally, the fiber birefringence is decided from the phase constants of super-local modes.
从而推得多叶应力区扭转光纤中的超本地模，由超本地模的相位常数来确定该光纤的双折射。
Randomly varying birefringence in optical fiber can lead to pulse broadening, corresponding to polarization-mode dispersion (PMD) effect.
光纤的随机双折射效应可导致脉冲无规展宽即偏振模色散(PMD)。
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。
Using the instrument for the transmission loss of single mode of winding birefringence optical fiber, the spectrogram of loss and the graph of mode density are obtained.
利用检测单模双折射光纤弯曲传输损耗装置测绘了光纤的弯曲损耗图及光纤弯曲传输模式图。
The effects of the stress domain structure of the fiber on stress birefringence and modal birefringence are investigated and compared .
分析了光纤应力区结构对纤芯双折射大小和均匀性的影响，并将应力诱导双折射与模式理论计算结果进行了比较。
Such a non-circular shape will alter the birefringence property of the fiber and influence the polarization behavior of the laser.
这种非圆形结构会改变光纤双折射特性，从而影响输出激光的偏振特性。
A theoretical analysis of the sensor head, it can be used to suppress effectively the birefringence in the single mode fiber which is winded on the sensing part of the OFCS, is given.
对光纤电流传感器的一种光纤绕法进行了理论分析，这种绕法能有效地降低传感头处引进的双折射。
A theoretical analysis of the sensor head, it can be used to suppress effectively the birefringence in the single mode fiber which is winded on the sensing part of the OFCS, is given.
对光纤电流传感器的一种光纤绕法进行了理论分析，这种绕法能有效地降低传感头处引进的双折射。
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