POINT-SOURCE ARTIFACTS IN FRESNEL ZONE PLATE IMAGING.

D. T. Wilson, H. H. Barrett, G. T. DeMeester, M. H. Farmelant

Research output: Contribution to journalArticle

2 Scopus citations

Abstract

When a Fresnel zone plate is used as a coded aperture to image large-area sources of X-rays or gamma rays, it is necessary to use a half-tone screen. It is shown that small-area sources, with such a system, will always produce strong ghost images or artifacts.

Original languageEnglish (US)
Pages (from-to)133-134
Number of pages2
JournalOptical Engineering
Volume12
Issue number4
DOIs
StatePublished - Jan 1 1973
Externally publishedYes

ASJC Scopus subject areas

  • Atomic and Molecular Physics, and Optics
  • Engineering(all)

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