PHASE RETRIEVAL FOR OPTICAL BEAMS WITH 1-DIMENSIONAL TRANSVERSE DOMAIN

UNIVERSITY POLITEHNICA OF BUCHAREST SCIENTIFIC BULLETIN-SERIES A-APPLIED MATHEMATICS AND PHYSICS（2022）

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摘要

We propose a method of computing the phase function for optical beams with 1-dimensional transverse space using amplitude data defined on multiple steps along the propagation axis. The computation is based on the propagation model of the wave equation in the paraxial approximation.

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关键词

phase retrieval, wave equation, paraxial approximation, amplitude profile, phase profile

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