High power Bessel beams from EP-VECSELs

G. S. Sokolovskii, S. A. Zolotovskaya, S. N. Losev, V. V. Dudelev, A. G. Deryagin, V. I. Kuchinskii, W. Sibbett, E. U. Rafailov

Research output: Contribution to journalConference articlepeer-review

Abstract

We report on demonstration of non-diffracting (Bessel) beams from Electrically Pumped Vertical External Cavity Surface Emitting Lasers (EP-VECSELs), with output powers ranging up to hundreds of milliwatts and central lobe diameters of 10-100 μm with propagation lengths up to few tens of centimeters. To our knowledge, this is the best result for Bessel beams generated from semiconductor light sources and is comparable to that achievable from vibronic lasers.
Original languageEnglish
Article number79190J
JournalProceedings of SPIE - International Society for Optical Engineering
Volume7919
DOIs
Publication statusPublished - 21 Feb 2011
EventSPIE LASE 2011 - San Francisco, United States
Duration: 22 Jan 201127 Jan 2011

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