Periodically refreshed multiply exposed photorefractive holograms

David Brady, Ken-Yuh Hsu, Demetri Psaltis

Research output: Contribution to journalArticlepeer-review

59 Scopus citations

Abstract

We describe a method for increasing the diffraction efficiency of multiply exposed photorefractive holograms by periodic copying. The method is experimentally demonstrated with photorefractive and thermoplastic recording media.

Original languageEnglish
Pages (from-to)817-819
Number of pages3
JournalOptics Letters
Volume15
Issue number14
DOIs
StatePublished - 15 Jul 1990

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