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    • 1. 发明授权
    • Image reading apparatus
    • 图像读取装置
    • US07692827B2
    • 2010-04-06
    • US11851755
    • 2007-09-07
    • Takayuki SugiyamaTadao HayashideToshio Takahashi
    • Takayuki SugiyamaTadao HayashideToshio Takahashi
    • H04N1/04
    • H04N1/1017H04N1/00525H04N1/0303H04N1/0305H04N1/0318H04N1/193H04N2201/0081
    • An image reading apparatus including a light source for illuminating an original, a plurality of mirrors for reflecting a light beam from the original illuminated by the light source, a reading device, an imaging optical system for imaging a light beam reflected by the mirrors, upon the reading device, and a scanning optical system unit which integrally accommodates theses components therein and moves in a sub-scan direction to read imagewise information of the original, wherein, in a sub-scan section, one mirror optically closest to the surface of the original is disposed in an end portion of the scanning optical system unit in the sub-scan direction, as compared with the other mirrors, and wherein the central portion of the reflection surface of one mirror optically closest to the original is disposed in a space between the central portion of the reflection surface of a mirror optically closest to the light entrance surface of the imaging optical system and central portions reflection surfaces of other mirrors.
    • 一种图像读取装置,包括用于照射原件的光源,用于反射来自由光源照射的原件的光束的多个反射镜,读取装置,用于将由反射镜反射的光束成像成像的成像光学系统, 读取装置和扫描光学系统单元,其一体地容纳其中的这些部件并沿副扫描方向移动以读取原稿的图像信息,其中在子扫描部分中,最接近 与其他反射镜相比,原稿被设置在副扫描方向的扫描光学系统单元的端部中,并且其中最接近原稿的一个镜的反射表面的中心部分设置在 光学反射面的中心部分,其光学最接近成像光学系统的光入射表面,中心部分反射 n个其他镜子的表面。
    • 2. 发明授权
    • Lens unit and image reading apparatus using the same
    • 镜头单元和使用其的图像读取装置
    • US07688529B2
    • 2010-03-30
    • US11849779
    • 2007-09-04
    • Tadao HayashideTakayuki SugiyamaToshio Takahashi
    • Tadao HayashideTakayuki SugiyamaToshio Takahashi
    • G02B7/02
    • G02B13/08G02B7/023
    • A lens unit and an image reading apparatus configured to hold an anamorphic lens precisely with a simple structure, without a lens spacing error or eccentric error: the lens unit including a barrel member configured to hold at least one rotationally symmetric lens having a rotationally symmetric shape with respect to an optical axis; an anamorphic lens having at least one anamorphic surface circumscribing an end portion of the barrel member; a coaxiality maintaining device configured to engage the anamorphic lens and the barrel member with each other to align central axes of the anamorphic lens and the barrel member with each other, and arranged relatively rotate the anamorphic lens and the barrel member relative to each other with reference to the aligned central axes of them; and an elastic member configured to push the anamorphic lens against the barrel member.
    • 一种透镜单元和图像读取装置,其被配置为以简单的结构精确地保持歪象透镜,而没有透镜间隔误差或偏心误差:透镜单元包括构造成保持至少一个具有旋转对称形状的旋转对称透镜的筒体 相对于光轴; 具有限定所述筒部件的端部的至少一个变形表面的变形透镜; 同轴维持装置,其被配置为使变形透镜和筒状构件相互接合,以使变形透镜和筒构件的中心轴线彼此对准,并且以参考方式相对于彼此相对地设置相对旋转变形透镜和筒构件 到它们的对准的中心轴; 以及弹性构件,其构造成将所述变形镜推到所述筒构件上。
    • 3. 发明申请
    • LENS UNIT AND IMAGE READING APPARATUS USING THE SAME
    • 使用相同的镜头单元和图像读取装置
    • US20080062530A1
    • 2008-03-13
    • US11849779
    • 2007-09-04
    • Tadao HayashideTakayuki SugiyamaToshio Takahashi
    • Tadao HayashideTakayuki SugiyamaToshio Takahashi
    • G02B13/08
    • G02B13/08G02B7/023
    • A lens unit and an image reading apparatus configured to hold an anamorphic lens precisely with a simple structure, without a lens spacing error or eccentric error: the lens unit including a barrel member configured to hold at least one rotationally symmetric lens having a rotationally symmetric shape with respect to an optical axis; an anamorphic lens having at least one anamorphic surface circumscribing an end portion of the barrel member; a coaxiality maintaining device configured to engage the anamorphic lens and the barrel member with each other to align central axes of the anamorphic lens and the barrel member with each other, and arranged relatively rotate the anamorphic lens and the barrel member relative to each other with reference to the aligned central axes of them; and an elastic member configured to push the anamorphic lens against the barrel member.
    • 一种透镜单元和图像读取装置,其被配置为以简单的结构精确地保持歪象透镜,而没有透镜间隔误差或偏心误差:透镜单元包括构造成保持至少一个具有旋转对称形状的旋转对称透镜的筒体 相对于光轴; 具有限定所述筒部件的端部的至少一个变形表面的变形透镜; 同轴维持装置,其被配置为使变形透镜和筒状构件相互接合,以使变形透镜和筒构件的中心轴线彼此对准,并且以参考方式相对于彼此相对地设置相对旋转变形透镜和筒构件 到它们的对准的中心轴; 以及弹性构件,其构造成将所述变形镜推到所述筒构件上。
    • 4. 发明申请
    • IMAGE READING APPARATUS
    • 图像阅读器
    • US20080062475A1
    • 2008-03-13
    • US11851755
    • 2007-09-07
    • Takayuki SugiyamaTadao HayashideToshio Takahashi
    • Takayuki SugiyamaTadao HayashideToshio Takahashi
    • H04N1/04
    • H04N1/1017H04N1/00525H04N1/0303H04N1/0305H04N1/0318H04N1/193H04N2201/0081
    • An image reading apparatus including a light source for illuminating an original, a plurality of mirrors for reflecting a light beam from the original illuminated by the light source, a reading device, an imaging optical system for imaging a light beam reflected by the mirrors, upon the reading device, and a scanning optical system unit which integrally accommodates theses components therein and moves in a sub-scan direction to read imagewise information of the original, wherein, in a sub-scan section, one mirror optically closest to the surface of the original is disposed in an end portion of the scanning optical system unit in the sub-scan direction, as compared with the other mirrors, and wherein the central portion of the reflection surface of one mirror optically closest to the original is disposed in a space between the central portion of the reflection surface of a mirror optically closest to the light entrance surface of the imaging optical system and central portions reflection surfaces of other mirrors.
    • 一种图像读取装置,包括用于照射原件的光源,用于反射来自由光源照射的原件的光束的多个反射镜,读取装置,用于将由反射镜反射的光束成像成像的成像光学系统, 读取装置和扫描光学系统单元,其一体地容纳其中的这些部件并沿副扫描方向移动以读取原稿的图像信息,其中在子扫描部分中,最接近 与其他反射镜相比,原稿被设置在副扫描方向的扫描光学系统单元的端部中,并且其中最接近原稿的一个镜的反射表面的中心部分设置在 光学反射面的中心部分,其光学最接近成像光学系统的光入射表面,中心部分反射 n个其他镜子的表面。
    • 5. 发明授权
    • Image reading apparatus
    • 图像读取装置
    • US07742203B2
    • 2010-06-22
    • US12115852
    • 2008-05-06
    • Takayuki SugiyamaTakeyoshi SaigaKazuyuki KondoToshio Takahashi
    • Takayuki SugiyamaTakeyoshi SaigaKazuyuki KondoToshio Takahashi
    • H04N1/04
    • H04N1/1017H04N1/0306H04N2201/03137H04N2201/03166H04N2201/03187
    • An image reading apparatus includes an integral scanning optical unit in which a light source device for illuminating an original placed on an original table, a plurality of mirrors for reflecting a light beam from the original and an imaging optical system for imaging the light beam reflected by the mirrors, upon a reading device, are integrally accommodated, wherein at least one mirror is so configured that the light beam is incident thereon twice or more, wherein, in a sub-scan section, reflection surfaces of the mirrors are disposed in a space at an original-reading-position side of a light entrance surface of the imaging optical system, and wherein the reflection surface of a mirror disposed at a position optically closest to the light entrance surface of the imaging optical system is placed at a position furthermost from the original table with respect to a direction of a normal thereto, as compared with the reflection surfaces of the remaining mirrors.
    • 一种图像读取装置,包括整体扫描光学单元,其中用于照亮放置在原稿台上的原稿的光源装置,用于反射来自原稿的光束的多个反射镜和用于对由 所述反射镜在读取装置上被整体容纳,其中至少一个反射镜被配置为使得光束入射到其上两次或更多次,其中在副扫描部分中,反射镜的反射表面设置在空间 在成像光学系统的光入射表面的原始读取位置侧,并且其中设置在最接近成像光学系统的光入射表面的位置的反射镜的反射表面被放置在距离 与其余反射镜的反射面相比,相对于其正常方向的原始台。
    • 6. 发明申请
    • IMAGE READING APPARATUS
    • 图像阅读器
    • US20080278773A1
    • 2008-11-13
    • US12115852
    • 2008-05-06
    • Takayuki SugiyamaTakeyoshi SaigaKazuyuki KondoToshio Takahashi
    • Takayuki SugiyamaTakeyoshi SaigaKazuyuki KondoToshio Takahashi
    • H04N1/04
    • H04N1/1017H04N1/0306H04N2201/03137H04N2201/03166H04N2201/03187
    • An image reading apparatus includes an integral scanning optical unit in which a light source device for illuminating an original placed on an original table, a plurality of mirrors for reflecting a light beam from the original and an imaging optical system for imaging the light beam reflected by the mirrors, upon a reading device, are integrally accommodated, wherein at least one mirror is so configured that the light beam is incident thereon twice or more, wherein, in a sub-scan section, reflection surfaces of the mirrors are disposed in a space at an original-reading-position side of a light entrance surface of the imaging optical system, and wherein the reflection surface of a mirror disposed at a position optically closest to the light entrance surface of the imaging optical system is placed at a position furthermost from the original table with respect to a direction of a normal thereto, as compared with the reflection surfaces of the remaining mirrors.
    • 一种图像读取装置,包括整体扫描光学单元,其中用于照亮放置在原稿台上的原稿的光源装置,用于反射来自原稿的光束的多个反射镜和用于对由 所述反射镜在读取装置上被整体容纳,其中至少一个反射镜被配置为使得光束入射到其上两次或更多次,其中在副扫描部分中,反射镜的反射表面设置在空间 在成像光学系统的光入射表面的原始读取位置侧,并且其中设置在最接近成像光学系统的光入射表面的位置的反射镜的反射表面被放置在距离 与其余反射镜的反射面相比,相对于其正常方向的原始台。