How perfect are perfect vortex beams?

Pinnell, J; Rodriguez-Fajardo, V; Forbes, A

Forbes, A (reprint author), Univ Witwatersrand, Sch Phys, ZA-2000 Johannesburg, South Africa.

OPTICS LETTERS, 2019; 44 (22): 5614

Abstract

Perfect (optical) vortex (PV) beams are fields whose radial profile is mooted to be independent of orbital angular momentum (OAM). To date, the best e......

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