Step Size Influence on Defocused Beam Ptychography

Ziyang Hu

doi:10.1364/COSI.2022.CTh3C.3

Imaging and Applied Optics Congress 2022 (3D, AOA, COSI, ISA, pcAOP)
Technical Digest Series (Optica Publishing Group, 2022),
paper CTh3C.3
•https://doi.org/10.1364/COSI.2022.CTh3C.3

Step Size Influence on Defocused Beam Ptychography

Ziyang Hu

Computational Optical Sensing and Imaging 2022

Vancouver, British Columbia Canada
11–15 July 2022
ISBN: 978-1-957171-09-8

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Advances in Ptychography I (CTh3C)

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Z. Hu, "Step Size Influence on Defocused Beam Ptychography," in Imaging and Applied Optics Congress 2022 (3D, AOA, COSI, ISA, pcAOP), Technical Digest Series (Optica Publishing Group, 2022), paper CTh3C.3.

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Abstract

We discuss the influence of overlapping parameter using Fermat spiral scan in a defocused beam ptychography configuration. It shows a high efficiency in exposure distribution and image reconstruction quality using extended ptychography iterative engine (ePIE).

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