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Figure 4
Analysis results of the speckles. (a) Azimuthal angle of the speckle profile versus perpendicularity error. (b) Speckle size versus incident angle error. Speckle sizes in the vertical and horizontal directions versus sample position along the optical axis (c) with astigmatism Δd = 6 µm and (d) without astigmatism.

Journal logoJOURNAL OF
SYNCHROTRON
RADIATION
ISSN: 1600-5775
Volume 27| Part 4| July 2020| Pages 883-889
https://doi.org/10.1107/S1600577520006980
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