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Conference Paper
Conference on Lasers and Electro-Optics
Baltimore, Maryland United States
May 6, 2007
ISBN: 1557528349
New Industrial Lasers (JWD)

Refractive Gauss-to-Tophat Beam Shapers Improve Structure Quality and Speed in Micromachining

Oliver Homburg, Frank Toennissen, Heiko Ganser, Thomas Mitra, and Vitalij Lissotschenko

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Abstract

The transformation principle of a Gaussian beam into a homogeneous top-hat profile by means of free-form refractive micro-optics is reviewed. Various flat-top profiles achieved with different laser sources as well as micro-machining results are demonstrated.

© 2007 OSA

OCIS Codes
(140.0140) Lasers and laser optics : Lasers and laser optics
(140.3390) Lasers and laser optics : Laser materials processing
(220.0220) Optical design and fabrication : Optical design and fabrication
(220.4830) Optical design and fabrication : Systems design

Citation
O. Homburg, F. Toennissen, H. Ganser, T. Mitra, and V. Lissotschenko, "Refractive Gauss-to-Tophat Beam Shapers Improve Structure Quality and Speed in Micromachining," in Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference and Photonic Applications Systems Technologies, OSA Technical Digest Series (CD) (Optical Society of America, 2007), paper JWD4.
http://www.opticsinfobase.org/abstract.cfm?URI=CLEO-2007-JWD4


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