径向剪切干涉仪 meaning in English
radial-shear interferometer
Examples
- Radial - shear interferometer
径向剪切干涉仪 - A cyclic radial shearing interferometer was used to diagnose the wavefront distortion of a laser system and an lcslm ( liquid crysnd spatial ligh modulator ) was used to control it . some results have been summarized as follows : l . according to the theory of scalar quanity diffeaction and the model of the random gaussian phase screen of low frequency wavefront , the effect of the low frequency wavefront with different rms gradient on the focal spot of a laser beam was studied
本论文在激光光束波前畸变检测和控制上进行了新的探索，主要就空间相位调制环路径向剪切干涉仪以及它对波前畸变的检测和液晶空间光调制器及其对中频段波前畸变的控制进行了研究，其研究的内容和取得的成果如下：一、根据标量衍射理论，结合低频波前畸变的高斯随机位相分布模型，研究了不同均方根梯度低频畸变波前对激光光束焦斑聚焦性的影响，并采用描述中频段波前畸变的功率谱密度概念，模拟计算了它对激光焦斑旁瓣的贡献。 - 7 . based on our crsi and algorithm and double lcslm , an adaptive optical hardware system which c & n be used to model arbitrary complicated wavefront and the compensation of the wavefront can be accomplished was built . and according to the characteristic of a crs interferogram of a step wavefront produced by an lctv , the pixel - level calibration of this system is implemented
七、采用已建立的空间相位调制环路径向剪切干涉仪及其波前重建算法，和位相调制持性已知的两块液晶空间光调制器，创建了一套用于模拟产生任意畸变波前并加以检测和反馈控制的自适应光学硬件系统，并通过台阶波前对该系统实现了像素级校准。 - Furthermore , the range of measurement of it was pointed out . all the analysis shows that our crsi 1il can be used to measure the spatial mid and low frequency wavefront distortion . 5 . based on our crsi and algorithm , the phase modulation characteristic of an lcslm was measured
五、利用环路径向剪切干涉仪共光路、双光束干涉的特点，全场准确测量了液晶空间光调制器的位相调制特性，并且利用它的位相调制特性实现了台阶位相板畸变波前的补偿，由此证明了液晶空间光调制器可用于控制波前畸变。 - The control of the spatial mid frequency wavefront distortion was achieved based on our cri wavefront sensing and lctv wavefront correcting system . the results of our research show that crs interferometer can be used to diagnosing the mid and low frequency wavefront distortion of a laser beam and lcslm can be used to availably controlled it
通过以上研究，说明我们建立的环路径向剪切干涉仪可以用于icf激光驱动器的中低段波前畸变的检测，并且液晶空间光调制器可用于它的前级中存在的中频段波前畸变的校正。