The experiment of observing the color changes of electrically controlled birefringence of liquid crystal cell with different applied voltage with polarizing microscope was presented.
介绍液晶电控双折射知识，给出在偏光显微镜下观测液晶盒的颜色随外加电压变化的实验。
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 liquid crystal layers can serve as an optical anti-alias filter using birefringence properties of the liquid crystal layers.
该液晶层可以用作使用液晶层的双折射属性的光学抗混叠滤光器。
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