Apparatus for transforming the aspect ratio of an optical input field based on stacked waveguides
    1.
    发明授权
    Apparatus for transforming the aspect ratio of an optical input field based on stacked waveguides 有权
    用于基于堆叠波导变换光输入场的纵横比的装置

    公开(公告)号:US08917961B2

    公开(公告)日:2014-12-23

    申请号:US13892461

    申请日:2013-05-13

    Abstract: An apparatus consisting of stacked slab waveguides whose outputs are vertically staggered is disclosed. At the input to the stacked waveguides, the entrances to each slab lie in approximately the same vertical plane. A spot which is imaged onto the input will be transformed approximately to a set of staggered rectangles at the output, without substantial loss in brightness, which staggered rectangles can serve as a convenient input to a spectroscopic apparatus. A slit mask can be added to spatially filter the outputs so as to present the desired transverse width in the plane of the spectroscopic apparatus parallel to its dispersion.

    Abstract translation: 公开了一种由输出垂直交错的堆叠平板波导组成的装置。 在堆叠波导的输入端,每个板的入口处于大致相同的垂直平面。 成像在输入上的点将在输出处大致变换成一组交错的矩形,而不会明显地损失亮度,这种交错矩形可以作为分光装置的方便的输入。 可以添加狭缝掩模以对输出进行空间过滤,以在分光装置的平面中呈现与其分散体平行的期望的横向宽度。

    Molded optical element with parabolic mirror and integral plane turning mirror
    3.
    发明授权
    Molded optical element with parabolic mirror and integral plane turning mirror 有权
    具有抛物面镜和整体平面转向镜的模制光学元件

    公开(公告)号:US09016878B1

    公开(公告)日:2015-04-28

    申请号:US13670314

    申请日:2012-11-06

    Inventor: Donald A. Ice

    CPC classification number: G02B26/0825 G02B17/008 G02B17/023 G02B17/06

    Abstract: An optical element is described that is a single molded piece. It includes a parabolic mirror configured to reflect substantially collimated light incident along a first axis. The reflected light converges towards a virtual focal point located along a second axis. The piece also includes a plane turning mirror positioned with respect to the parabolic mirror such that the converging light hits a surface of the plane mirror after traveling a distance less than a focal length of the parabolic mirror. The plane mirror reflects the incident converging light outward as exit light, which focuses at a final focus point located a nonzero distance from the plane mirror. The final focus point is located in a plane defined by the second axis and a third axis, and is offset at a nonzero angle from the third axis relative to a point on the surface of the plane mirror.

    Abstract translation: 描述了作为单个模制件的光学元件。 它包括抛物面镜,其构造成反射沿着第一轴入射的基本上准直的光。 反射光朝向位于第二轴的虚拟焦点会聚。 该部件还包括相对于抛物面镜定位的平面转向镜,使得在行进小于抛物面镜的焦距的距离之后会聚光撞击平面镜的表面。 平面镜将入射光聚光,作为出射光反射,聚焦在离平面镜非零的距离处的最终聚焦点。 最终焦点位于由第二轴和第三轴限定的平面中,并且相对于平面镜的表面上的点以与第三轴成非零角度偏移。

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