Laserstrahlformgebungssystem

A horizontally elongated laser beam is divided into a plurality of beam sections which are arranged along the horizontal direction and vertically deflected to different degrees by a beam deflecting beam guide, and the beam sections leaving the beam deflecting beam guide at different vertical positio...

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Bibliographic Details
Main Author IZAWA, TAKAO
Format Patent
LanguageGerman
Published 26.08.2004
Edition7
Subjects
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Summary:A horizontally elongated laser beam is divided into a plurality of beam sections which are arranged along the horizontal direction and vertically deflected to different degrees by a beam deflecting beam guide, and the beam sections leaving the beam deflecting beam guide at different vertical positions are horizontally deflected by a beam converging beam guide to different degrees so that the beam sections may converge along a vertical line, and the laser beam which was initially laterally elongated may be shaped into a more circular cross section which is desirable for pumping a laser system and other applications. Each of the beam guides may consist of a plurality of transparent plate members which are placed one over the other, and each beam segment is conduct through a corresponding one of the plate member along a path parallel to the major surface of the plate members. The desired amount of deflection of each beam segment can be achieved by appropriate selection of the geometry and/or the refractive property of the corresponding plate member.
Bibliography:Application Number: DE19971043322