测量和研究了晶体的双折射率和布喇格衍射。
Birefractive index and Bragg diffraction have been oboserved and measured in the crystals.
从双折射率与光强的关系定量分析了扭曲向列相液晶的色散效应。
The dispersive of twisted nematic liquid crystal is quantitatively analyzed from the relationship of effective birefringence and transmittance.
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 birefringent effect of K9 glass has been studied under low pressure. The index of birefringence and its gradient have been measured.
然后从理论上分析是由波片的厚度和双折射率受温度影响而引起的。
Moreover, the drift was more obvious when the variation of temperature was larger because of the variation of thickness and birefringence of the wave-plate varying with temperature.
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。
For the study of birefringence dispersion character of other aeolotropic crystal material, this method can also be applied.
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。
Hence the urgent need is to develop new nematic liquid crystal of fast response and high birefringence.
介绍了偏光干涉测量石英晶体双折射率色散特性及其相关数据处理方法。
The method of measuring out quartz crystal's birefringence dispersion character through polarization interference and processing correlated data was introduced.
其中，第一液晶材料层的双折射率约略等于第二液晶材料层的双折射率的一半。
The first liquid crystal material has birefraction index approximately equal to one half of that of the second liquid crystal material.
研究了同一喷丝板上不同喷丝孔直径对涤纶POY单丝直径与双折射率的影响。
The effect of spinneret hole diameter on the filament diameter and birefringence of PET POY was studied by using the same spinneret.
随着喷丝孔孔径的增大，涤纶poy单丝直径增大，单丝的取向度降低，双折射率减小。
While increasing the diameter of spinneret hole, the filament diameter of PET POY was increased, both the orientation and the birefringence of PET filament were decreased.
通过自行编制的数据处理程序，可以方便、快捷的得到薄膜在整个可见光波段所对应的双折射率。
After the data processing with a visual Basic code, the birefringences of copolyester films upon whole visual light wavelength band were produced.
总的双折射率的平方为科顿·莫顿效应所引起的双折射率平方与法拉第效应所产生的圆双折射率平方和。
The sum of the square of birefringence in the Cotton-Moutton effect and the square of birefringence in the Faraday effect is the square of total birefringence in magnetic-optic effect.
用最小偏离法测试了可见光区十二个波段处的晶体折射率，结果表明KABO晶体属负单轴晶，具有适中的双折射率。
The refractive indices at 12 wave lengths in the visible region were measured with the minimum deviation method, showing that KABO is a negative uniaxial optical crystal with moderate birefringence.
从理论和实验上研究了长周期光栅的折射率特性和双折射效应，阐述了其实际应用价值。
The refraction index sensitivity and birefringence effect for LPG were analyzed, and their practical application were expound.
本发明提供一种透光性陶瓷，其具有高直线透射率及高折射率，且不仅没有实质性的双折射，而且反常色散性大。
A translucent ceramic that exhibits high linear transmittance and high refractive index, exhibiting substantially no birefringence, and that has high anomalous dispersion capability.
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。
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。
One can obtain high birefringence due toa sharp index contrast between air and silica in photonic crystal fibers.
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