• DocumentCode
    3026789
  • Title

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

  • Author

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

  • Author_Institution
    LIMO-Lissotschenko Mikrooptik GmbH, Dortmund
  • fYear
    2007
  • fDate
    6-11 May 2007
  • Firstpage
    1
  • Lastpage
    1
  • 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.
  • Keywords
    laser beam machining; micro-optics; micromachining; flat-top profiles; free-form refractive micro-optics; laser sources; micromachining; refractive Gauss-to-Tophat beam shapers; speed improvement; structure quality; Gaussian processes; Laser beams; Laser modes; Optical design; Optical device fabrication; Optical devices; Optical refraction; Power lasers; Production; Resists;
  • fLanguage
    English
  • Publisher
    ieee
  • Conference_Titel
    Lasers and Electro-Optics, 2007. CLEO 2007. Conference on
  • Conference_Location
    Baltimore, MD
  • Print_ISBN
    978-1-55752-834-6
  • Type

    conf

  • DOI
    10.1109/CLEO.2007.4453726
  • Filename
    4453726