Litvin, IAForbes, A2010-01-072010-01-072009-08Litvin, IA and Forbes, A. 2009. Intra–cavity flat–top beam generation. Laser Beam Shaping X Conference, San Diego, USA, 3-4 August. Proceedings of SPIE Vol. 7430, pp 1197808194772000277-786Xhttp://hdl.handle.net/10204/3843Copyright 2009. Society of Photo-Optical Instrumentation Engineers. One print or electronic copy may be made for personal use only. Systematic reproduction and distribution, duplication of any material in this paper for a fee or for commercial purposes, or modification of the content of the paper are prohibitedIn this paper the authors present the analytical and numerical analyses of two new resonator systems for generating flat–top–like beams. Both approaches lead to closed form expressions for the required cavity optics, but differ substantially in the design technique, with the first based on reverse propagation of a flattened Gaussian beam, and the second a metamorphosis of a Gaussian field into a flat–top beam. The authors show that both have good convergence properties, and result in the desired stable mode.enIntra-cavity beam shapingFlat-top beamsSuper-Gaussian beamsCavity opticsConference PresentationLitvin, I., & Forbes, A. (2009). Intra–cavity flat–top beam generation. Society of Photo-Optical Instrumentation Engineers. http://hdl.handle.net/10204/3843Litvin, IA, and A Forbes. "Intra–cavity flat–top beam generation." (2009): http://hdl.handle.net/10204/3843Litvin I, Forbes A, Intra–cavity flat–top beam generation; Society of Photo-Optical Instrumentation Engineers; 2009. http://hdl.handle.net/10204/3843 .TY - Conference Presentation AU - Litvin, IA AU - Forbes, A AB - In this paper the authors present the analytical and numerical analyses of two new resonator systems for generating flat–top–like beams. Both approaches lead to closed form expressions for the required cavity optics, but differ substantially in the design technique, with the first based on reverse propagation of a flattened Gaussian beam, and the second a metamorphosis of a Gaussian field into a flat–top beam. The authors show that both have good convergence properties, and result in the desired stable mode. DA - 2009-08 DB - ResearchSpace DP - CSIR KW - Intra-cavity beam shaping KW - Flat-top beams KW - Super-Gaussian beams KW - Cavity optics LK - https://researchspace.csir.co.za PY - 2009 SM - 9780819477200 SM - 0277-786X T1 - Intra–cavity flat–top beam generation TI - Intra–cavity flat–top beam generation UR - http://hdl.handle.net/10204/3843 ER -