Efficient generation of intense laser light from multiple laser light sources using misaligned collimating optical elements
    2.
    发明授权
    Efficient generation of intense laser light from multiple laser light sources using misaligned collimating optical elements 有权
    使用不对准的准直光学元件有效地产生来自多个激光光源的强激光

    公开(公告)号:US09343868B2

    公开(公告)日:2016-05-17

    申请号:US14012858

    申请日:2013-08-28

    Abstract: A system is provided for combining laser light sources. The system includes: a stack of laser diode bar arrays, comprising two or more laser diode bar arrays, each laser diode bar array having multiple laser diodes; a multimode optical fiber; and a plurality of optical elements disposed between the stack of laser diode bar arrays and the multimode optical fiber, configured to direct light from the stack of laser diode bar arrays to the multimode optical fibers, the plurality of optical elements further including: a plurality of fast-axis collimating (FAC) lenses, wherein at least one FAC lens of the plurality of FAC lenses corresponds to each laser diode bar array. At least one FAC lens of the plurality of FAC lenses is misaligned with respect to the corresponding laser diode bar array. At least one misaligned FAC lens has at least one of a translational position and a orientation relative to its corresponding laser diode bar array different from another FAC lens of the plurality of FAC lenses relative to its corresponding laser diode bar array.

    Abstract translation: 提供了组合激光光源的系统。 该系统包括:一叠激光二极管棒阵列,包括两个或多个激光二极管棒阵列,每个激光二极管阵列具有多个激光二极管; 多模光纤; 以及多个光学元件,设置在所述激光二极管阵列和所述多模光纤的堆叠之间,被配置为将来自所述激光二极管阵列的堆叠的光引导到所述多模光纤,所述多个光学元件还包括:多个 快速轴准直(FAC)透镜,其中多个FAC透镜中的至少一个FAC透镜对应于每个激光二极管条阵列。 多个FAC透镜中的至少一个FAC透镜相对于相应的激光二极管阵列不对准。 至少一个未对准的FAC透镜相对于其对应的激光二极管棒阵列具有相对于其对应的激光二极管阵列阵列不同于多个FAC透镜的另一FAC透镜的平移位置和取向中的至少一个。

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