论文标题

具有线性分析相多样性(LAPD)的多个孔径望远镜

Cophasing multiple aperture telescopes with Linearized Analytic Phase Diversity (LAPD)

论文作者

Vievard, Sebastien, Bonnefois, Aurelie, Cassaing, Frederic, Montri, Joseph, Mugnier, Laurent

论文摘要

焦平面波前传感是对Cophase多个光圈望远镜的吸引力技术。相位多样性,具有任何光圈配置或源扩展,通常遭受高计算负载。在这封信中,我们基于快速线性化的相位多样性算法\ rev {具有与经典相位多样性相当的捕获范围的介绍,表征和实验验证LAPD算法。}我们证明,可以达到LAMBDA/75 RMS波段的典型性能。

Focal plane wavefront sensing is an appealing technique to cophase multiple aperture telescopes. Phase diversity, operable with any aperture configuration or source extension, generally suffers from high computing load. In this Letter, we introduce, characterize and experimentally validate the LAPD algorithm, based on a fast linearized phase diversity algorithm \rev{with a capture range comparable to classic phase diversity.} We demonstrate that a typical performance of lambda/75 RMS wavefront error can be reached.

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