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艾里光束波前传感理论

Theory of Airy-Beam Wavefront Sensing

Surya Kamal

arXiv 2609.28050首次发表:更新:

发表机构

Chester F. Carlson Center for Imaging Science, Rochester Institute of Technology(切斯特·F·卡尔森成像学中心,罗切斯特理工学院)

机构由 AI 辅助整理,请以论文原文为准。

AI 中文总结

提出基于反向加速艾里光束干涉的新型波前传感框架,通过立方相位函数生成两束相干艾里光束,利用其干涉图样恢复畸变波前,均方根误差低于10^-6弧度,无需收集光学元件,适用于电子光学及增强/虚拟现实系统。

AI 中文摘要

提出了一种基于反向加速艾里光束干涉的新型波前传感框架。一个经过设计的立方相位函数将单个高斯光束转换为两束横向加速度相反的相干艾里光束,这两束光在自由空间传播过程中自行重新组合,形成编码了畸变入射波前的干涉图样。数值模拟表明,在所考虑的像差集合中,该方法能够准确恢复畸变的出射光瞳相位,对于所示像差集合,相位重建的均方根误差低于$10^{-6}$弧度,对于其他集合也持续保持低误差,同时在存在测量噪声的情况下仍能保持准确恢复。该方法消除了收集光学元件,实现了一种紧凑的波前传感架构,适用于传统干涉系统难以实施的应用场景,包括电子光学系统、增强现实和虚拟现实系统。

英文摘要

A new wavefront sensing framework based on the interference of counter-accelerating Airy beams is presented. An engineered cubic phase function transforms a single Gaussian beam into two coherent Airy beams with opposite transverse accelerations, which self-recombine during free-space propagation to form an interference pattern encoding the aberrated incident wavefront. Numerical simulations demonstrate accurate recovery of the aberrated exit-pupil phase across the aberration sets considered, with a root-mean-square phase reconstruction error below $10^{-6} \mathrm{\;rad}$ for the aberration set shown and consistently low errors for the other sets, while maintaining accurate recovery in the presence of measurement noise. The approach eliminates collection optics and enables a compact wavefront-sensing architecture for applications where conventional interferometric systems are difficult to implement, including electron-optical systems, augmented and virtual reality systems.

Comments6 pages, 5 figures

论文原文

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