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  • Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference and Photonic Applications Systems Technologies
  • OSA Technical Digest (CD) (Optica Publishing Group, 2007),
  • paper JThD127

Spatially shaping the longitudinal focal distribution into a horseshoe-shaped profile

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Abstract

A novel three-dimensional laser focus, with a horseshoe-shaped longitudinal intensity profile, was realized experimentally from a single laser beam by the incoherent coaxial combination of Laguerre-Gaussian and Gaussian modes generated from segmented optical elements.

© 2007 Optical Society of America

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