Astigmatic phase retrieval: An experimental demonstration

Clare A. Henderson, Garth Williams, Andrew Peele, Harry Quiney, Keith Nugent

Research output: Contribution to journalArticleResearchpeer-review

19 Citations (Scopus)


We present the first experimental demonstration of the astigmatic phase retrieval technique, in which the diffracted wavefield is distorted by cylindrical curvature in two orthogonal directions. A charge-one vortex, a charge-two vortex, and a simple test image are all correctly reconstructed.

Original languageEnglish
Pages (from-to)11905-11915
Number of pages11
JournalOptics Express
Issue number14
Publication statusPublished - 6 Jul 2009
Externally publishedYes


  • (050.1940) Diffraction
  • (050.4865) Optical vortices
  • (100.3010) Image reconstruction techniques
  • (100.3190) Inverse problems
  • (100.5070) Phase retrieval
  • (340.7440) X-ray imaging

Cite this