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    Lens Array, Exposure Head, and Image Forming Apparatus
    1.
    发明申请
    Lens Array, Exposure Head, and Image Forming Apparatus 审中-公开
    透镜阵列，曝光头和成像装置

    公开(公告)号：US20090185828A1

    公开(公告)日：2009-07-23

    申请号：US12354579

    申请日：2009-01-15

    申请人： Ryuta KOIZUMI ,  Yujiro NOMURA ,  Takeshi SOWA ,  Ken IKUMA

    发明人： Ryuta KOIZUMI ,  Yujiro NOMURA ,  Takeshi SOWA ,  Ken IKUMA

    IPC分类号： G03G15/04 ,  G02B27/12

    CPC分类号： G02B3/0056 ,  G02B3/0081 ,  G02B3/04 ,  G03G15/04072 ,  G03G15/0409 ,  G03G2215/0409 ,  G03G2215/0412

    摘要： A lens array includes a light-transmissive substrate that satisfies the condition W1>W2, where W1 is the length of the light-transmissive substrate in a first direction and W2 is the length of the light-transmissive substrate in a second direction perpendicular to the first direction, a first lens that is provided on the light-transmissive substrate, and a second lens that is provided on the light-transmissive substrate on the second direction side of the first lens. The first lens and the second lens are connected to each other.

    摘要翻译： 透镜阵列包括满足条件W1> W2的透光性基板，其中W1是第一方向上的透光性基板的长度，W2是与第二方向垂直的第二方向的透光性基板的长度 第一方向，设置在透光性基板上的第一透镜，以及设置在第一透镜的第二方向侧的透光性基板上的第二透镜。 第一透镜和第二透镜彼此连接。

    Lens Array, Exposure Head, and Image Forming Apparatus
    2.
    发明申请
    Lens Array, Exposure Head, and Image Forming Apparatus 有权
    透镜阵列，曝光头和成像装置

    公开(公告)号：US20090189970A1

    公开(公告)日：2009-07-30

    申请号：US12358042

    申请日：2009-01-22

    申请人： Ryuta KOIZUMI ,  Yujiro NOMURA ,  Takeshi SOWA ,  Ken IKUMA

    发明人： Ryuta KOIZUMI ,  Yujiro NOMURA ,  Takeshi SOWA ,  Ken IKUMA

    IPC分类号： B41J15/14

    CPC分类号： G03G15/326 ,  G03G15/04072 ,  G03G15/0435

    摘要： An exposure head includes: a lens array in which lenses are disposed in a first direction; and a light-emitting element substrate on which light-emitting elements that emit light to be focused by the lenses are disposed. Length L1 of the lenses in the first direction and length L2 of the lenses in a second direction orthogonal to the first direction have a relation represented by an expression 1

    摘要翻译： 曝光头包括：透镜阵列，其中透镜沿第一方向设置; 以及发光元件基板，在该发光元件基板上设置发射由透镜聚焦的光的发光元件。 透镜在第一方向上的长度L1和与第一方向正交的第二方向上的透镜的长度L2具有由表达式1

    Line Head and Image Forming Apparatus Using the Same
    3.
    发明申请
    Line Head and Image Forming Apparatus Using the Same 审中-公开
    线头和图像形成装置使用它

    公开(公告)号：US20090052943A1

    公开(公告)日：2009-02-26

    申请号：US12194391

    申请日：2008-08-19

    申请人： Takeshi SOWA ,  Yujiro NOMURA ,  Ryuta KOIZUMI ,  Ken IKUMA

    发明人： Takeshi SOWA ,  Yujiro NOMURA ,  Ryuta KOIZUMI ,  Ken IKUMA

    IPC分类号： G03G15/043 ,  G02B27/10

    CPC分类号： B41J2/451 ,  H04N1/12 ,  H04N1/1912 ,  H04N2201/0082

    摘要： A line head includes: a positive lens system having two lenses with positive refractive power; a lens array in which a plurality of the positive lens systems are arrayed in a first direction; a light emitter array in which a plurality of light-emitting elements are arrayed on an object side of the lens array so as to correspond to the one positive lens system; and an aperture plate that forms an aperture diaphragm at the position of an object-side focal point of the positive lens system. An object-side surface of an object-side lens of the positive lens system is positioned close to the object-side focal point.

    摘要翻译： 行头包括：正透镜系统，具有两个具有正屈光力的透镜; 其中多个正透镜系统沿第一方向排列的透镜阵列; 发光体阵列，其中多个发光元件排列在所述透镜阵列的物体侧，以对应于所述一个正透镜系统; 以及在正透镜系统的物体侧焦点的位置处形成孔径光阑的孔板。 正透镜系统的物体侧透镜的物体侧表面位于物体侧焦点附近。

    Line Head and an Image Forming Apparatus Using the Line Head
    4.
    发明申请
    Line Head and an Image Forming Apparatus Using the Line Head 有权
    线头和使用线头的图像形成装置

    公开(公告)号：US20100329744A1

    公开(公告)日：2010-12-30

    申请号：US12870637

    申请日：2010-08-27

    申请人： Yujiro NOMURA ,  Nozomu INOUE ,  Ryuta KOIZUMI ,  Ken IKUMA

    发明人： Yujiro NOMURA ,  Nozomu INOUE ,  Ryuta KOIZUMI ,  Ken IKUMA

    IPC分类号： G03G15/04

    CPC分类号： B41J2/451 ,  G03G15/04045 ,  G03G2215/0409

    摘要： A line head, includes: a microlens array in which a plurality of microlenses having a magnification whose absolute value is below 1 are arranged in a main scanning direction of a surface-to-be-scanned, and a plurality of luminous element groups which are arranged in a one-to-one correspondence with the respective plurality of microlenses, wherein in each of the plurality of luminous element groups, a plurality of luminous elements are arranged at mutually different main-scanning-direction positions in the main scanning direction, the plurality of luminous elements are respectively caused to emit lights at timings in conformity with a movement of the surface-to-be-scanned in a sub scanning direction, and light beams emitted from the plurality of luminous elements are imaged on the surface-to-be-scanned at mutually different main-scanning-direction positions in the main scanning direction to form a plurality of spots side by side on the surface-to-be-scanned in the main scanning direction, and in each of the plurality of luminous element groups, out of the plurality of luminous elements constituting the luminous element group, two luminous elements caused to emit lights to form adjacent spots are arranged at mutually different sub-scanning-direction positions in the sub scanning direction.

    摘要翻译： 线头包括：微透镜阵列，其中具有绝对值小于1的倍率的多个微透镜被布置在待扫描表面的主扫描方向上，并且多个发光元件组是 与所述多个微透镜一一对应配置，其中在所述多个发光元件组中的每一个中，多个发光元件布置在主扫描方向上的相互不同的主扫描方向位置处， 分别使多个发光元件按照与副扫描方向上的被扫描表面的移动一致的定时发光，并且从多个发光元件发射的光束被成像在表面 - 在主扫描方向上的相互不同的主扫描方向位置被扫描，以在主扫描方向上的待扫描表面上并排地形成多个斑点 n，并且在所述多个发光体组中的每一个中，在构成所述发光元件组的所述多个发光元件中，在所述多个发光元件组中的相互不同的副扫描方向位置处布置使得发光以形成相邻光点的两个发光元件 副扫描方向。

    Exposure Head and Image Forming Apparatus
    5.
    发明申请
    Exposure Head and Image Forming Apparatus 审中-公开
    曝光头和成像装置

    公开(公告)号：US20100134586A1

    公开(公告)日：2010-06-03

    申请号：US12581693

    申请日：2009-10-19

    申请人： Ryuta KOIZUMI ,  Yujiro NOMURA ,  Ken IKUMA

    发明人： Ryuta KOIZUMI ,  Yujiro NOMURA ,  Ken IKUMA

    IPC分类号： B41J2/435

    CPC分类号： B41J2/451 ,  G03G15/04072 ,  G03G15/326

    摘要： An exposure head and an image forming apparatus are provided. The exposure head includes: a lens array which has a first light transmissive substrate and a lens disposed on the first light transmissive substrate; a second light transmissive substrate; a light emitting element which is disposed on the second light transmissive substrate and emits light for transmitting the second light transmissive substrate to form an image through the lens; and a support member which supports a surface of the first light transmissive substrate on which the lens is disposed and a surface of the second light transmissive substrate on which the light emitting element is disposed.

    摘要翻译： 提供曝光头和图像形成装置。 曝光头包括：透镜阵列，其具有第一透光基板和设置在第一透光基板上的透镜; 第二透光基板; 发光元件，其设置在所述第二透光性基板上，并且发射用于透射所述第二透光性基板的光，以通过所述透镜形成图像; 以及支撑构件，其支撑设置有透镜的第一透光性基板的表面和配置有发光元件的第二透光性基板的表面。

    Line Head and an Image Forming Apparatus Using Such a Line Head
    6.
    发明申请
    Line Head and an Image Forming Apparatus Using Such a Line Head 失效
    线头和使用这种线头的图像形成装置

    公开(公告)号：US20080030570A1

    公开(公告)日：2008-02-07

    申请号：US11832525

    申请日：2007-08-01

    申请人： Yujiro NOMURA ,  Nozomu INOUE ,  Ryuta KOIZUMI ,  Ken IKUMA

    发明人： Yujiro NOMURA ,  Nozomu INOUE ,  Ryuta KOIZUMI ,  Ken IKUMA

    IPC分类号： B41J2/447

    CPC分类号： B41J2/45

    摘要： A line head, includes: a substrate which is provided with a plurality of luminous element groups which respectively include a plurality of luminous elements in a first direction which emit light beams; a lens array which includes a plurality of imaging lenses which are provided corresponding to the plurality of luminous element groups; and a light shielding member which is disposed between the substrate and the lens array and includes a plurality of light guiding holes which correspond to the plurality of luminous element groups, wherein the lens array is away from the light shielding member, an inner diameter of each of the plurality of light guiding holes in the first direction is a first light guiding hole diameter, and a bore diameter of each of the plurality of imaging lenses in the first direction is a first lens diameter, and the first light guiding hole diameter is smaller than the first lens diameter.

    摘要翻译： 行头包括：基板，其设置有分别包括发射光束的第一方向上的多个发光元件的多个发光元件组; 透镜阵列，其包括对应于所述多个发光元件组而设置的多个成像透镜; 以及遮光构件，其设置在所述基板和所述透镜阵列之间，并且包括与所述多个发光元件组对应的多个导光孔，其中所述透镜阵列远离所述遮光构件，每个所述透镜阵列的内径 在第一方向上的多个导光孔的长度为第一导光孔直径，第一方向上的多个摄像透镜的孔径为第一透镜直径，第一导光孔直径较小 比第一透镜直径。

    Line Head and an Image Forming Apparatus Using the Line Head
    7.
    发明申请
    Line Head and an Image Forming Apparatus Using the Line Head 有权
    线头和使用线头的图像形成装置

    公开(公告)号：US20080024587A1

    公开(公告)日：2008-01-31

    申请号：US11777172

    申请日：2007-07-12

    申请人： Yujiro NOMURA ,  Nozomu INOUE ,  Ryuta KOIZUMI ,  Ken IKUMA

    发明人： Yujiro NOMURA ,  Nozomu INOUE ,  Ryuta KOIZUMI ,  Ken IKUMA

    IPC分类号： B41J2/47

    CPC分类号： B41J2/451 ,  G03G15/04045 ,  G03G2215/0409

    摘要： A line head, includes: a microlens array in which a plurality of microlenses having a magnification whose absolute value is below 1 are arranged in a main scanning direction of a surface-to-be-scanned, and a plurality of luminous element groups which are arranged in a one-to-one correspondence with the respective plurality of microlenses, wherein in each of the plurality of luminous element groups, a plurality of luminous elements are arranged at mutually different main-scanning-direction positions in the main scanning direction, the plurality of luminous elements are respectively caused to emit lights at timings in conformity with a movement of the surface-to-be-scanned in a sub scanning direction, and light beams emitted from the plurality of luminous elements are imaged on the surface-to-be-scanned at mutually different main-scanning-direction positions in the main scanning direction to form a plurality of spots side by side on the surface-to-be-scanned in the main scanning direction, and in each of the plurality of luminous element groups, out of the plurality of luminous elements constituting the luminous element group, two luminous elements caused to emit lights to form adjacent spots are arranged at mutually different sub-scanning-direction positions in the sub scanning direction.

    摘要翻译： 线头包括：微透镜阵列，其中具有绝对值小于1的倍率的多个微透镜被布置在待扫描表面的主扫描方向上，并且多个发光元件组是 与所述多个微透镜一一对应配置，其中在所述多个发光元件组中的每一个中，多个发光元件布置在主扫描方向上的相互不同的主扫描方向位置处， 分别使多个发光元件按照与副扫描方向上的被扫描表面的移动一致的定时发光，并且从多个发光元件发射的光束被成像在表面 - 在主扫描方向上的相互不同的主扫描方向位置被扫描，以在主扫描方向上的待扫描表面上并排地形成多个斑点 n，并且在所述多个发光体组中的每一个中，在构成所述发光元件组的所述多个发光元件中，在所述多个发光元件组中的相互不同的副扫描方向位置处布置使得发光以形成相邻光点的两个发光元件 副扫描方向。

    Line Head and an Image Forming Apparatus Using the Line Head
    10.
    发明申请
    Line Head and an Image Forming Apparatus Using the Line Head 审中-公开
    线头和使用线头的图像形成装置

    公开(公告)号：US20080225108A1

    公开(公告)日：2008-09-18

    申请号：US12044809

    申请日：2008-03-07

    申请人： Ryuta KOIZUMI ,  Yujiro NOMURA ,  Ken IKUMA

    发明人： Ryuta KOIZUMI ,  Yujiro NOMURA ,  Ken IKUMA

    IPC分类号： B41J15/14

    CPC分类号： B41J2/451 ,  G03G15/04045 ,  G03G15/326 ,  G03G2215/0409

    摘要： A line head, includes: a plurality of light emitting elements that are grouped into light emitting element groups, and an array that includes a plurality of imaging optical systems provided with respect to each light emitting element group which focus light beams emitted from the light emitting element groups toward a latent image-forming surface being conveyed in a second direction normal to or substantially normal to a first direction, wherein the plurality of imaging optical systems face positions on the latent image-forming surface mutually different in the second direction, and the respective imaging optical systems are constructed in accordance with differences in facing positions on the latent image-forming surface in the second direction.

    摘要翻译： 线头包括：多个发光元件组，其分组为发光元件组，以及阵列，其包括多个成像光学系统，所述多个成像光学系统相对于每个发光元件组提供，所述成像光学系统聚焦从所述发光元件组发射的光束 元件组朝向潜像形成表面沿与第一方向垂直或基本上垂直于第二方向的第二方向传送，其中所述多个成像光学系统面对在第二方向上互不相同的潜像形成表面上的位置，并且 根据第二方向上的潜像形成表面上的面对位置的差异来构造各个成像光学系统。