Method and measuring device for measuring the distance of a surface, thickness and optical properties of an object
    1.
    发明授权
    Method and measuring device for measuring the distance of a surface, thickness and optical properties of an object 有权
    用于测量物体的表面距离,厚度和光学性质的方法和测量装置

    公开(公告)号:US09476707B2

    公开(公告)日:2016-10-25

    申请号:US14427127

    申请日:2013-09-17

    Applicant: FOCALSPEC OY

    Inventor: Heimo Keranen

    Abstract: In the measuring device and measuring method, confocal measuring principle is utilized. A certain component of an optical measurement signal is, from the point of view of both illumination and imaging, in focus only at one point on the virtual measuring surface. In the measuring device, the surface to be measured always hits a common focus point of the illumination and imaging, whereby a reflection is generated. The reflected optical signal is directed to a detector belonging to the imaging unit, where one picture element of the detector corresponds to a certain focus point, respectively. The optical efficiency received by each picture element is indicated. The light reflecting from the intersection of the virtual measuring surface and the surface of the object produces an intensity maximum for the detector. This maximum point is indicated and converted in the imaging unit (13) into the height of the surface of the object.

    Abstract translation: 在测量装置和测量方法中,利用共焦测量原理。 从照明和成像的角度来看,光学测量信号的某个分量仅在虚拟测量表面上的一个点处聚焦。 在测量装置中,要测量的表面总是碰到照明和成像的共同焦点,从而产生反射。 反射的光信号被引导到属于成像单元的检测器,其中检测器的一个像素分别对应于特定的聚焦点。 指示由每个像素接收的光学效率。 从虚拟测量表面和物体表面的交点反射的光产生检测器的强度最大值。 该最大点被指示并在成像单元(13)中转换成物体表面的高度。

    APPARATUS AND METHOD FOR INSPECTING SEALS OF ITEMS
    2.
    发明申请
    APPARATUS AND METHOD FOR INSPECTING SEALS OF ITEMS 有权
    检查物品密封的装置和方法

    公开(公告)号:US20150241360A1

    公开(公告)日:2015-08-27

    申请号:US14441856

    申请日:2013-11-12

    Applicant: FOCALSPEC OY

    Abstract: A measuring apparatus (200) is provided for inspecting a seal (50) of an item (20). The measuring apparatus (200) includes a radiation source (510, 520) for providing radiation for illuminating the seal (50) of the item (20), a detector (530, 540) for receiving radiation from the item (20) for generating a corresponding detected signal, and a processing arrangement (160) for processing the detected signal to generate an output signal indicative of a state of the seal (50). The radiation source (510, 520) is arranged to focus the radiation into a plurality of focal points at the seal (50) of the item (20), wherein the focal points are mutually spatially spaced apart. Moreover, the detector (530, 540) is arranged to image one or more of the focal points and to be selectively sensitive to an intensity of radiation received from the one or more focal points to generate a detected signal. Furthermore, the measuring apparatus (200) includes a processing arrangement (160) for receiving the detected signal and for processing the detected signal to generate the output signal indicative of the state of the seal (50).

    Abstract translation: 设置有用于检查物品(20)的密封件(50)的测量装置(200)。 测量装置(200)包括用于提供用于照射物品(20)的密封件(50)的辐射的辐射源(510,520),用于接收物品(20)的辐射的检测器(530,540),用于产生 相应的检测信号,以及处理装置(160),用于处理检测信号以产生指示密封状态的输出信号(50)。 辐射源(510,520)被布置成将辐射聚焦在物品(20)的密封件(50)处的多个焦点中,其中焦点在空间上相互间隔开。 此外,检测器(530,540)布置成对一个或多个焦点进行成像,并且对从一个或多个焦点接收的辐射强度选择性敏感以产生检测信号。 此外,测量装置(200)包括处理装置(160),用于接收检测到的信号并处理检测信号以产生指示密封状态的输出信号(50)。

    Apparatus and method for inspecting seals of items

    公开(公告)号:US09927372B2

    公开(公告)日:2018-03-27

    申请号:US14441856

    申请日:2013-11-12

    Applicant: FOCALSPEC OY

    Abstract: A measuring apparatus is provided for inspecting a seal of an item. The measuring apparatus includes a radiation source for providing radiation for illuminating the seal of the item, a detector for receiving radiation from the item for generating a corresponding detected signal, and a processing arrangement for processing the detected signal to generate an output signal indicative of a state of the seal. The radiation source is arranged to focus the radiation into a plurality of focal points at the seal of the item, wherein the focal points are mutually spatially spaced apart. Moreover, the detector is arranged to image one or more of the focal points and to be selectively sensitive to an intensity of radiation received from the one or more focal points to generate a detected signal.

    METHOD AND MEASURING DEVICE FOR MEASURING THE DISTANCE OF A SURFACE,THICKNESS AND OPTICAL PROPERTIES OF AN OBJECT
    4.
    发明申请
    METHOD AND MEASURING DEVICE FOR MEASURING THE DISTANCE OF A SURFACE,THICKNESS AND OPTICAL PROPERTIES OF AN OBJECT 有权
    用于测量物体的距离,物体的厚度和光学性质的方法和测量装置

    公开(公告)号:US20150219454A1

    公开(公告)日:2015-08-06

    申请号:US14427127

    申请日:2013-09-17

    Applicant: FOCALSPEC OY

    Inventor: Heimo Keranen

    Abstract: In the measuring device and measuring method, confocal measuring principle is utilized. A certain component of an optical measurement signal is, from the point of view of both illumination and imaging, in focus only at one point on the virtual measuring surface. In the measuring device, the surface to be measured always hits a common focus point of the illumination and imaging, whereby a reflection is generated. The reflected optical signal is directed to a detector belonging to the imaging unit, where one picture element of the detector corresponds to a certain focus point, respectively. The optical efficiency received by each picture element is indicated. The light reflecting from the intersection of the virtual measuring surface and the surface of the object produces an intensity maximum for the detector. This maximum point is indicated and converted in the imaging unit (13) into the height of the surface of the object.

    Abstract translation: 在测量装置和测量方法中,利用共焦测量原理。 从照明和成像的角度来看,光学测量信号的某个分量仅在虚拟测量表面上的一个点处聚焦。 在测量装置中,要测量的表面总是碰到照明和成像的共同焦点,从而产生反射。 反射的光信号被引导到属于成像单元的检测器,其中检测器的一个像素分别对应于特定的聚焦点。 指示由每个像素接收的光学效率。 从虚拟测量表面和物体表面的交点反射的光产生检测器的强度最大值。 该最大点被指示并在成像单元(13)中转换成物体表面的高度。

    APPARATUS AND METHOD FOR INSPECTING SEALS OF ITEMS
    5.
    发明申请
    APPARATUS AND METHOD FOR INSPECTING SEALS OF ITEMS 审中-公开
    用于检查项目密封的装置和方法

    公开(公告)号:WO2014075792A3

    公开(公告)日:2014-07-10

    申请号:PCT/EP2013003406

    申请日:2013-11-12

    Applicant: FOCALSPEC OY

    Abstract: A measuring apparatus (200) is provided for inspecting a seal (50) of an item (20). The measuring apparatus (200) includes a radiation source (510, 520) for providing radiation for illuminating the seal (50) of the item (20), a detector (530, 540) for receiving radiation from the item (20) for generating a corresponding detected signal, and a processing arrangement (160) for processing the detected signal to generate an output signal indicative of a state of the seal (50). The radiation source (510, 520) is arranged to focus the radiation into a plurality of focal points at the seal (50) of the item (20), wherein the focal points are mutually spatially spaced apart. Moreover, the detector (530, 540) is arranged to image one or more of the focal points and to be selectively sensitive to an intensity of radiation received from the one or more focal points to generate a detected signal. Furthermore, the measuring apparatus (200) includes a processing arrangement (160) for receiving the detected signal and for processing the detected signal to generate the output signal indicative of the state of the seal (50).

    Abstract translation: 提供测量装置(200)用于检查物品(20)的密封件(50)。 测量设备(200)包括用于提供用于照射物品(20)的密封件(50)的辐射的辐射源(510,520),用于接收来自物品(20)的辐射以用于产生 相应的检测信号,以及用于处理检测到的信号以产生指示密封件(50)的状态的输出信号的处理装置(160)。 辐射源(510,520)被布置成将辐射聚焦到物品(20)的密封件(50)处的多个焦点上,其中焦点在空间上相互间隔开。 此外,检测器(530,540)被布置为对一个或多个焦点成像并且对从一个或多个焦点接收到的辐射的强度有选择性地敏感以生成检测信号。 此外,测量设备(200)包括用于接收检测到的信号并处理检测到的信号以产生指示密封件(50)的状态的输出信号的处理装置(160)。

    METHOD AND MEASURING DEVICE FOR MEASURING THE DISTANCE OF A SURFACE, THICKNESS AND OPTICAL PROPERTIES OF AN OBJECT
    6.
    发明申请
    METHOD AND MEASURING DEVICE FOR MEASURING THE DISTANCE OF A SURFACE, THICKNESS AND OPTICAL PROPERTIES OF AN OBJECT 审中-公开
    用于测量物体的距离,物体的厚度和光学性质的方法和测量装置

    公开(公告)号:WO2014041254A1

    公开(公告)日:2014-03-20

    申请号:PCT/FI2013/050898

    申请日:2013-09-17

    Applicant: FOCALSPEC OY

    Inventor: KERÄNEN, Heimo

    Abstract: In the measuring device (1 ) and measuring method according to the invention, confocal measuring principle is utilized. A certain component of an optical measurement signal is, from the point of view of both illumination and imaging, in focus only at one point on the virtual measuring surface (3). In the measuring device, the surface (2a) to be measured always hits a common focus point of the illumination and imaging, whereby a reflection is generated. The reflected optical signal is direct to a detector (13) belonging to the imaging means, where one picture element of the detector corresponds a certain focus point, respectively. The optical efficiency received by each picture element is indicated. The light reflecting from the intersection of the virtual measuring surface (3) and the surface (2a) of the object (2) produces an intensity maximum for the detector. This maximum point is indicated and converted in the imaging unit (13) into the height of the surface (2a) of the object (2). By means of the intensity distribution measured in the vicinity of this maximum point further the optical reflection characteristics of the surface can be determined.

    Abstract translation: 在根据本发明的测量装置(1)和测量方法中,利用共焦测量原理。 从照明和成像的角度来看,光学测量信号的某个分量仅在虚拟测量表面(3)上的一个点处聚焦。 在测量装置中,要测量的表面(2a)总是碰到照明和成像的公共焦点,从而产生反射。 反射的光信号直接属于成像装置的检测器(13),其中检测器的一个像素分别对应于某个焦点。 指示由每个像素接收的光学效率。 从虚拟测量表面(3)和物体(2)的表面(2a)的交点反射的光产生检测器的强度最大值。 将该最大点在成像单元(13)中指示和转换成物体(2)的表面(2a)的高度。 通过在该最大点附近测量的强度分布,可以确定表面的光学反射特性。

    APPARATUS AND METHOD FOR INSPECTING SEALS OF ITEMS
    7.
    发明申请
    APPARATUS AND METHOD FOR INSPECTING SEALS OF ITEMS 审中-公开
    检查物品密封的装置和方法

    公开(公告)号:WO2014075792A2

    公开(公告)日:2014-05-22

    申请号:PCT/EP2013/003406

    申请日:2013-11-12

    Applicant: FOCALSPEC OY

    Abstract: A measuring apparatus (200) is provided for inspecting a seal (50) of an item (20). The measuring apparatus (200) includes a radiation source (510, 520) for providing radiation for illuminating the seal (50) of the item (20), a detector (530, 540) for receiving radiation from the item (20) for generating a corresponding detected signal, and a processing arrangement (160) for processing the detected signal to generate an output signal indicative of a state of the seal (50). The radiation source (510, 520) is arranged to focus the radiation into a plurality of focal points at the seal (50) of the item (20), wherein the focal points are mutually spatially spaced apart. Moreover, the detector (530, 540) is arranged to image one or more of the focal points and to be selectively sensitive to an intensity of radiation received from the one or more focal points to generate a detected signal. Furthermore, the measuring apparatus (200) includes a processing arrangement (160) for receiving the detected signal and for processing the detected signal to generate the output signal indicative of the state of the seal (50).

    Abstract translation: 设置有用于检查物品(20)的密封件(50)的测量装置(200)。 测量装置(200)包括用于提供用于照射物品(20)的密封件(50)的辐射的辐射源(510,520),用于接收物品(20)的辐射的检测器(530,540),用于产生 相应的检测信号,以及处理装置(160),用于处理检测信号以产生指示密封状态的输出信号(50)。 辐射源(510,520)被布置成将辐射聚焦在物品(20)的密封件(50)处的多个焦点中,其中焦点在空间上相互间隔开。 此外,检测器(530,540)布置成对一个或多个焦点进行成像,并且对从一个或多个焦点接收的辐射强度选择性敏感以产生检测信号。 此外,测量装置(200)包括处理装置(160),用于接收检测到的信号并处理检测信号以产生指示密封状态的输出信号(50)。

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