Conversion of a high-order mode beam into a nearly Gaussian beam by use of a single interferometric element

A. A. Ishaaya, G. Machavariani, N. Davidson, A. A. Friesem, E. Hasman

Research output: Contribution to journalArticlepeer-review

39 Scopus citations

Abstract

We present a new, compact, and practical optical mode converter that efficiently transforms a high-order Hermite - Gaussian (HG) laser beam into a nearly Gaussian beam. The mode converter is based on coherently adding different transverse parts of the high-order mode beam by use of a single planar interferometric element. The method, configuration, and experimental results obtained with a pulsed Nd:YAG HG TEM10 laser beam are presented. The results reveal that the efficiency of conversion of a HG beam to a nearly Gaussian beam can be as high as 90%.

Original languageEnglish
Pages (from-to)504-506
Number of pages3
JournalOptics Letters
Volume28
Issue number7
DOIs
StatePublished - 1 Apr 2003
Externally publishedYes

ASJC Scopus subject areas

  • Atomic and Molecular Physics, and Optics

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