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Show simple item record Mhlanga, T Dudley, Angela L McDonald, A Roux, FS Lavery, M Padgett, M Forbes, A 2013-06-12T12:43:19Z 2013-06-12T12:43:19Z 2013-02
dc.identifier.citation Mhlanga, T, Dudley, A.L., McDonald, A, Roux, F.S, Lavery, M, Padgett, M and Forbes, A, “Efficient sorting of Bessel beams” Complex Light and Optical Forces VII, Jesper Glückstad, David L. Andrews, Enrique J. Galvez, Editors, Proc. of SPIE Vol. 8637, 86371C (2013) en_US
dc.description SPIE Proceedings, Complex Light and Optical Forces VII, San Francisco (USA), 3-6 February 2013. Published in SPIE Digital library en_US
dc.description.abstract A procedure to efficiently sort orbital angular momentum (OAM) states of light, by performing a Cartesian to log-polar coordinate transformation which translates helically phased beams into a transverse phase gradient, currently exists1. We implement this mode transformer, which comprises of two custom refractive optical elements2, to efficiently sort Bessel beams carrying OAM. Introducing two cylindrical lenses, allows the focusing of each of the input OAM Bessel states to a different lateral position in the Fourier plane and separates the radial wave-vectors in the image-plane. We demonstrate the concept by separating over forty OAM states and radial wave-vectors. en_US
dc.language.iso en en_US
dc.publisher SPIE Digital llibrary en_US
dc.relation.ispartofseries Workflow;10597
dc.subject Bessel beams en_US
dc.subject Orbital angular momentum en_US
dc.subject Cylindrical lenses en_US
dc.title Efficient sorting of Bessel beams [Conference paper] en_US
dc.type Presentation en_US

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