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Filter of optical vortices: highly twisted high-birefringence optical fibers
C N Alexeyev1, H G Galamaga, A V Volyar
1Physical Department, Taurida National V. Vernandsky University, Vernadsky Avenue 4, Simferopol 95007, Crimea, Ukraine.
Optics Letters
|January 20, 2006
Abstract:
Modes and bandgap structure of highly twisted high-birefringence weakly guiding fibers are studied in the scalar approximation. It is shown that within the gap the system can serve as a filter of circular optical vortices.

