颜色和线强度是可以改变的，由旋转的一个极化滤波器，所以谨慎忠告时，“读出”了观众。
Color and line intensity can be changed by rotating one of the polarized filters, so caution is advised when "reading" the viewer.
应用坐标旋转变换原理导出了介质片极化器在任意状态下的S矩阵。
The S - matrix of the polarizer composed of circular waveguide and dielectric plate in arbitrarily states is given with rotation transform.
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