Fluorescence and afterglow detection device and sheet processing apparatus
    2.
    发明公开
    Fluorescence and afterglow detection device and sheet processing apparatus 审中-公开
    Fluoreszenz- und Nachleuchterkennungsvorrichtung und Bogenverarbeitungsvorrichtung

    公开(公告)号:EP2790159A1

    公开(公告)日:2014-10-15

    申请号:EP13182950.9

    申请日:2013-09-04

    IPC分类号: G07D7/12

    摘要: According to one embodiment, there is provided a fluorescence and afterglow detection device to detect fluorescence and afterglow on a sheet printed with fluorescent ink and phosphorescent ink while the sheet is being conveyed, including: a first illuminator (21) to irradiate the sheet (1) that is being conveyed, with excitation light; a fluorescence detector (28) to detect fluorescence in an irradiation range of the first illuminator (21); an afterglow detector (29) to detect afterglow outside the irradiation range of the first illuminator (21), downstream of the fluorescence detector (28) in the conveying direction; an operation controller (41) to perform control to switch a conveying speed of the sheet (1); and a second illuminator (22) that is provided between a reading range of the afterglow detector (29) and a reading range of the fluorescence detector (28), to irradiate the sheet (1) with excitation light in a case where the conveying speed of the sheet (1) set by the operation controller (41) is not greater than a preset speed.

    摘要翻译: 根据一个实施方案,提供一种荧光和余辉检测装置,用于在片材被输送的同时检测在荧光墨水和磷光墨水上印刷的片材上的荧光和余辉,包括:照射片材(1)的第一照明器(21) )被激发光; 用于检测所述第一照明器(21)的照射范围内的荧光的荧光检测器(28)。 余辉检测器(29),用于在所述荧光检测器(28)的输送方向的下游检测第一照明器(21)的照射范围之外的余辉; 操作控制器(41),用于执行切换片材(1)的输送速度的控制; 以及设置在所述余辉检测器(29)的读取范围和所述荧光检测器(28)的读取范围之间的第二照明器(22),在所述输送速度的情况下照射所述片材(1) 由操作控制器(41)设定的纸张(1)不大于预设速度。

    Image reading apparatus and sheet processing apparatus
    3.
    发明公开
    Image reading apparatus and sheet processing apparatus 审中-公开
    图像读取装置和片材处理装置

    公开(公告)号:EP2711901A1

    公开(公告)日:2014-03-26

    申请号:EP13182942.6

    申请日:2013-09-04

    IPC分类号: G07D7/16 G07D7/18 G07D7/12

    摘要: According to one embodiment, an image reading apparatus that reads an image of a sheet (1) conveyed by a conveyance unit (12) includes a first illumination unit (21) to irradiate the sheet (1) with visible light, a second illumination unit (22) to irradiate the sheet with visible light and infrared light from an angle different from that of the first illumination unit (21), and an imaging unit (23) to receive visible light and infrared light reflected from the sheet (1) and to capture a visible image and an infrared image.

    摘要翻译: 根据一个实施例,读取由传送单元(12)传送的片材(1)的图像的图像读取装置包括:第一照明单元(21),用于向片材(1)照射可见光;第二照明单元 (22),以从与所述第一照明单元(21)的角度不同的角度用可见光和红外光照射所述片材;以及成像单元(23),用于接收从所述片材(1)反射的可见光和红外光,以及 捕捉可见图像和红外图像。

    Light detection device and sheet processing apparatus including the same
    5.
    发明公开
    Light detection device and sheet processing apparatus including the same 有权
    光检测装置和包括其的薄片处理设备

    公开(公告)号:EP2290622A2

    公开(公告)日:2011-03-02

    申请号:EP10154637.2

    申请日:2010-02-25

    IPC分类号: G07D7/12

    摘要: A light detection device comprising a first detecting portion 4 to detect fluorescence from a first detection position A on a conveyor path 115 along which a sheet P is conveyed; a second detecting portion 5 to detect afterglow from a second detection position B on the conveyor path 115 along which the sheet P is conveyed; a lighting portion 3 to apply excitation light over a range including the first detection position A and not including the second detection position B; a first reference member 10 to emit reference light toward the first detecting portion 4, the first reference member 10 including fluorescent material which emits fluorescence by being excited by the lighting portion 3; a second reference member 11 to emit reference light toward the second detecting portion 5 when the sheet P is present at the second detection position B, the reference light not influencing a result of detection by the second detecting portion 5; and a correction controller 9 to correct a result of detection by the first detecting portion 4 based on the reference light detected by the first detecting portion 4 and to correct a result of detection by the second detecting portion 5 based on the reference light detected by the second detecting portion 5.

    摘要翻译: 一种光检测装置,包括:第一检测部分4,用于检测来自传送纸张P的传送路径115上的第一检测位置A的荧光; 第二检测部分5,用于检测传送纸张P所沿的传送路径115上的第二检测位置B的余辉; 在包括第一检测位置A并且不包括第二检测位置B的范围上施加激励光的照明部3; 向第一检测部4照射参照光的第一基准部件10,该第一基准部件10包含通过被照明部3激发而发出荧光的荧光体; 当片材P存在于第二检测位置B时,用于向第二检测部分5发射参考光的第二参考构件11,参考光不影响第二检测部分5的检测结果; 以及校正控制器9,用于基于由第一检测部分4检测的参考光校正第一检测部分4的检测结果,并基于由第一检测部分4检测的参考光校正第二检测部分5的检测结果 第二检测部分5。