Even a small level of birefringence hampers optical properties and product performance.
即使是一个小级别的双折射阻碍了光学性能和产品性能。
Senarmont's method is one of most commonly used methods in measuring fibre birefringence.
纤维双折射的测量有许多方法，但萨那蒙法是最常用方法之一。
Linear birefringence effect is the primary factor that makes optical current sensor unpractical.
线性双折射效应是限制光学电流传感器实用化的关键因素。
One of its applications is possible for obtaining birefringence information of biological tissues.
获取生物组织的双折射信息可望是其应用之一。
Hence the urgent need is to develop new nematic liquid crystal of fast response and high birefringence.
研制新型快速高双折射率向列相液晶材料是解决这一问题的根本方案。
The different styles and composite of birefringence are caused by growth stress and post growth stress .
金刚石异常双折射的不同形式和组合是生长应力和生长期后应力作用的结果。
A new filter in which both circular and linear birefringence are utilized is proposed and theoretically analyzed.
利用圆双折射和线双折射材料设计了一种滤色器，并对它的透射特征进行了理论分析。
One can obtain high birefringence due toa sharp index contrast between air and silica in photonic crystal fibers.
在光子晶体光纤中，人们利用空气和氧化硅之间的高折射率对比，可以得到很强的双折射。
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。
Uniaxial birefringence film can banish the disadvantage of double cells and can gain black-white compensation's end.
单轴双折射膜既可以消除了双盒补偿的缺点，又达到了黑白补偿的目的。
Numerical results show that the modal birefringence of10 ~ (-5) is obtained even under the weakly-guiding condition.
数字结果表明，即使在弱导引条件下也可获得10 ~(- 5)模式双折射。
Moreover, This paper also studies the effect of random birefringence on optical pulses in standard single-mode fibers.
本文还研究了在标准单模光纤中随机扰动的双折射对脉冲传输的影响。
For the study of birefringence dispersion character of other aeolotropic crystal material, this method can also be applied.
此方法对其它各向异性晶体材料的双折射率色散特性的研究同样适应。
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。
Optical storage based on photoinduced birefringence in azobenzene side-chain polymer liquid crystal (P-CN) film is reported.
本文实验研究了偶氮侧链聚合物液晶薄膜(P -CN)的光致双折射和光存储性质。
In this paper we study the structure of panda fibers how to effect the birefringence (beat length) by an infinitesimal element method.
本文用微元算法研究了熊猫光纤的结构参量对熊猫光纤双折射特性(拍长)的影响。
We can obtain much higher birefringence and larger difference of group time delay by choosing different structure parameter of fibers.
改变光子晶体光纤的结构参数，将获得更高的双折射和更大的群时延差。
This fiber's polarization modes, transmitting constants and modal birefringence were computed by the full vector finite element method.
应用全矢量电磁场有限元方法，计算了保偏光纤的两个偏振模场的分布、传输常数及模式双折射。
The birefringent effect of K9 glass has been studied under low pressure. The index of birefringence and its gradient have been measured.
研究K9玻璃在低压下的双折射效应，测量它的双折射率及其梯度。
The growth sector boundaries in natural beryls have been investigated by means of X-ray topography and optical birefringence topography.
用X射线形貌术及光学双折射形貌术对天然绿柱石晶体中的生长区界面进行了研究。
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)。
Liquid crystals were chosen because their strong birefringence provides a simple way to observe their rotation around the laser beam axis.
选择液晶是因为它们强烈的双折射提供了一种简单的方法去观察它们绕着激光光轴的旋转。
In this paper, we study theoretically infinitesimal element method for calculation of stress birefringence in polarization maintaining fibers.
本文研究了计算保偏光纤中应力双折射特性的微元算法，对其计算值进行了理论验证。
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。
Measuring birefringence can be accomplished using a "compensator," a calibrated, graduated wedge that is placed in series with the measured item.
测量双折射能够做到用“补偿”，校准，毕业于楔这是摆在一系列与实测项目。
This rhomboid shaped crystal of calcium pyrophosphate, which appears bluish-white (weak positive birefringence) by polarized light with red plate.
焦磷酸钙菱形结晶在红感光板偏振光下呈蓝白色(弱正双折射)。
In some cases, the color fringes can be used to evaluate birefringence, since each color band correlates to the degree of stress in the inspected sample.
在某些情况下，彩色条纹，可以用来评估双折射的，因为每种颜色波段关联度应力在检查的样本。
In this paper, the birefringence method and its practical USES for measurement of orientation degrees of Polyethylene monofilaments have been investigated.
本文研究了双折射法测定聚乙烯挤出单丝取向度的方法与实际应用。
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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