An optical resonator that generates doughnut-like laser beams is fabricated. A w-axicon with a movable center axicon enables us selecting any one of the Laguerre-Gaussian modes oscillation. Oscillation with a dye is demonstrated.


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    Title :

    Generation of Doughnut-Like Beams by Means of a W-axicon Resonator with a Movable Axicon Element


    Contributors:


    Publication date :

    2005-01-01


    Size :

    1690580 byte




    Type of media :

    Conference paper


    Type of material :

    Electronic Resource


    Language :

    English



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