论文标题

基于DMD的独立振幅和相位调制的优化:空间分辨率和量化

Optimization of DMD-based independent amplitude and phase modulation: a spatial resolution and quantization

论文作者

Georgieva, Alexandra, Belashov, Andrey, Petrov, Nikolay V.

论文摘要

本文介绍了一项有关用于独立振幅和相波前操作的光学系统优化的综合研究的结果,该研究基于数字微旋转器件的实现。为了几个示例,发现了生成的二进制条纹模式的参数,以达到目标复合物值波前的最佳质量,并描述了用于DMD模式优化的一般算法。结果表明,应实现空间分辨率和目标振幅量化和相位分布之间的权衡。载体频率的增加导致调制复合波的较高空间分辨率,但减少了其量化。根据空间分辨率和量化度,讨论了最佳DMD-Pattern生成参数对目标复杂波前类型的依赖性。

This paper presents the results of a comprehensive study on the optimization of the optical system for independent amplitude and phase wavefront manipulation, which is based on a digital micromirror device implementation. The parameters of generated binary fringe patterns to reach the optimal quality of target complex-valued wavefront have been found for several examples, and a general algorithm for DMD pattern optimization is described. It was shown that a trade-off between spatial resolution and quantization of the target amplitude and phase distribution should be achieved. The increase of carrier frequency results in higher spatial resolution of the modulated complex wave but decreases its quantization. The dependence of the best DMD-pattern generation parameters on the type of target complex wavefront is discussed in terms of spatial resolution and quantization degree.

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