Low-noise spectroscopic imaging system

    公开(公告)号:US10365158B2

    公开(公告)日:2019-07-30

    申请号:US15997452

    申请日:2018-06-04

    Abstract: A spectral imaging device (12) includes an image sensor (28), an illumination source (14), a refractive, optical element (24A), a mover assembly (24C) (29), and a control system (30). The image sensor (28) acquires data to construct a two-dimensional spectral image (13A) during a data acquisition time (346). The illumination source (14) generates an illumination beam (16) that illuminates the sample (10) to create a modified beam (16I) that follows a beam path (16B) from the sample (10) to the image sensor (28). During the data acquisition time (346), the control system (30) controls the illumination source (14) to generate the illumination beam (16), and controls the image sensor (28) to capture the data. Further, during the data acquisition time (346), an effective optical path segment (45) of the beam path (16B) is modulated.

    LOW-NOISE SPECTROSCOPIC IMAGING SYSTEM
    5.
    发明申请
    LOW-NOISE SPECTROSCOPIC IMAGING SYSTEM 有权
    低噪声光谱成像系统

    公开(公告)号:US20160209271A1

    公开(公告)日:2016-07-21

    申请号:US15081743

    申请日:2016-03-25

    Abstract: A spectral imaging device (12) includes an image sensor (28), an illumination source (14), a refractive, optical element (24A), a mover assembly (24C) (29), and a control system (30). The image sensor (28) acquires data to construct a two-dimensional spectral image (13A) during a data acquisition time (346). The illumination source (14) generates an illumination beam (16) that illuminates the sample (10) to create a modified beam (16I) that follow a beam path (16B) from the sample (10) to the image sensor (28). The refractive, optical element (24A) is spaced apart a separation distance (42) from the sample (10) along the beam path (16B). During the data acquisition time (346), the control system (30) controls the illumination source (14) to generate the illumination beam (16), controls the mover assembly (29) (24C) to modulate the separation distance (42), and controls the image sensor (28) to capture the data.

    Abstract translation: 光谱成像装置(12)包括图像传感器(28),照明源(14),折射光学元件(24A),移动器组件(24C)(29)和控制系统(30)。 图像传感器(28)在数据采集时间(346)期间获取构成二维光谱图像(13A)的数据。 照明源(14)产生照明样品(10)的照明光束(16),以产生跟随从样品(10)到图像传感器(28)的光束路径(16B)的修改光束(16I)。 折射光学元件(24A)沿着光束路径(16B)与样品(10)隔开间隔距离(42)。 在数据获取时间(346)期间,控制系统(30)控制照明源(14)产生照明光束(16),控制移动器组件(29)(24C)以调制间隔距离(42) 并控制图像传感器(28)捕获数据。

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