PORTABLE SPECTROMETER
    20.
    发明公开
    PORTABLE SPECTROMETER 审中-公开
    TRAGBARES SPEKTROMETER

    公开(公告)号:EP2920562A4

    公开(公告)日:2016-07-20

    申请号:EP13855627

    申请日:2013-11-13

    Abstract: A portable spectrometer device includes an illumination source for directing at a sample, and a tapered light pipe (TLP) for capturing light interacting with the sample at a first focal ratio and for delivering the light at a second focal ratio lower than the first focal ratio. A linearly variable filter (LVF) separates the captured light into a spectrum of constituent wavelength signals; and a detector array, including a plurality of pixels, each of the plurality of pixels disposed to receive at least a portion of a plurality of the constituent wavelength signals provides a power reading for each constituent wavelength. Preferably, the TLP is lensed at one end, and recessed in a protective boot with stepped inner walls. The gap between the TLP and LVF is minimized to further enhance resolution and robustness.

    Abstract translation: 便携式光谱仪装置包括用于引导样品的照明源和用于以第一焦距比捕获与样品相互作用的光并用于以比第一焦距比低的第二焦距传送光的锥形光管(TLP) 。 线性可变滤波器(LVF)将捕获的光分离成一组波长信号; 以及包括多个像素的检测器阵列,所述多个像素中的每一个被设置为接收多个所述组成波长信号的至少一部分,为每个构成波长提供功率读数。 优选地,TLP在一端被透镜,并且凹陷在具有阶梯状内壁的保护套中。 TLP和LVF之间的间隙最小化,以进一步提高分辨率和鲁棒性。

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