In this paper, a generated method of 2-d binary phase grating by chemistry etching is presented.
本文介绍用化学蚀刻的方法制作二维二元位相光栅。
The series density formulae of the binary phase grating are obtained from the general complex amplitude transmittance formulae through Fourier integral.
它直接从位相物体振幅透过率的一般公式出发，运用傅里叶积分，求得二进制位相光栅各级衍射光强度的通式。
Here deflecting a beam is accomplished by forming phase distribution that similar to binary grating phase's through modulating applied voltages.
本文通过计算机编程控制栅指电压，使液晶相控阵形成类似二元光栅的相位分布，实现对入射光的偏转。
Here deflecting a beam is accomplished by forming phase distribution that similar to binary grating phase's through modulating applied voltages.
本文通过计算机编程控制栅指电压，使液晶相控阵形成类似二元光栅的相位分布，实现对入射光的偏转。
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