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1. 发明授权

US08284462B2 Image reading device and image forming apparatus 有权
标题翻译：图像读取装置和图像形成装置
公开(公告)号：US08284462B2
公开(公告)日：2012-10-09
申请号：US12508174
申请日：2009-07-23
申请人： Issei Abe , Kiichiro Nishina , Masahiro Itoh , Kazuhiro Fujita
发明人： Issei Abe , Kiichiro Nishina , Masahiro Itoh , Kazuhiro Fujita
IPC分类号： H04N1/04
CPC分类号： H04N1/1013 , G02B13/24 , G02B17/08 , H04N1/00525 , H04N1/0303 , H04N1/0305 , H04N1/1017 , H04N1/193 , H04N2201/0081 , H04N2201/0091 , H04N2201/02495
摘要： Disclosed is an image reading device configured to read information of an object, including an imaging optical system configured to image an image of an object and an image-capturing device configured to image-capture at least a portion of the image imaged by the imaging optical system, wherein the imaging optical system includes a first optical system configured to image an intermediate image of the object and a second optical system configured to image the imaged image of the intermediate image.
摘要翻译：公开了一种图像读取装置，被配置为读取对象的信息，包括被配置为对物体的图像进行成像的成像光学系统和被配置为对由成像光学成像的图像的至少一部分进行图像捕获的图像捕获装置系统，其中所述成像光学系统包括被配置为对所述对象的中间图像进行成像的第一光学系统和被配置为对所述中间图像的成像图像成像的第二光学系统。

2. 发明申请

US20100020367A1 IMAGE READING DEVICE AND IMAGE FORMING APPARATUS 有权
标题翻译：图像读取装置和图像形成装置
公开(公告)号：US20100020367A1
公开(公告)日：2010-01-28
申请号：US12508174
申请日：2009-07-23
申请人： Issei Abe , Kiichiro Nishina , Masahiro Itoh , Kazuhiro Fujita
发明人： Issei Abe , Kiichiro Nishina , Masahiro Itoh , Kazuhiro Fujita
IPC分类号： H04N1/04
CPC分类号： H04N1/1013 , G02B13/24 , G02B17/08 , H04N1/00525 , H04N1/0303 , H04N1/0305 , H04N1/1017 , H04N1/193 , H04N2201/0081 , H04N2201/0091 , H04N2201/02495
摘要： Disclosed is an image reading device configured to read information of an object, including an imaging optical system configured to image an image of an object and an image-capturing device configured to image-capture at least a portion of the image imaged by the imaging optical system, wherein the imaging optical system includes a first optical system configured to image an intermediate image of the object and a second optical system configured to image the imaged image of the intermediate image.
摘要翻译：公开了一种图像读取装置，被配置为读取对象的信息，包括被配置为对物体的图像进行成像的成像光学系统和被配置为对由成像光学成像的图像的至少一部分进行图像捕获的图像捕获装置系统，其中所述成像光学系统包括被配置为对所述对象的中间图像进行成像的第一光学系统和被配置为对所述中间图像的成像图像成像的第二光学系统。

3. 发明授权

US08174738B2 Image read-out device and image forming device 有权
标题翻译：图像读出装置和图像形成装置
公开(公告)号：US08174738B2
公开(公告)日：2012-05-08
申请号：US12500222
申请日：2009-07-09
申请人： Nobuaki Ono , Yasuo Sakurai , Kiichiro Nishina , Masahiro Itoh
发明人： Nobuaki Ono , Yasuo Sakurai , Kiichiro Nishina , Masahiro Itoh
IPC分类号： H04N1/04 , H04N1/46 , H01L27/00 , H01J40/14
CPC分类号： H04N1/03 , H04N1/0303 , H04N1/0305 , H04N1/1017 , H04N1/1043 , H04N1/1048 , H04N1/1052
摘要： The image read-out device comprises an integrally formed scanning optical unit in which a light source which emits light toward a document, a plurality of reflective mirrors reflecting the light which is emitted from the light source to the document and then reflected, an image forming lens converging the light reflected by a final reflective mirror which finally reflects the light, among the plurality of mirrors, and a light receiving sensor for receiving the light converged by the image forming lens are integrally mounted on a housing, the integrally formed scanning optical unit moving in a scanning direction and reading out an image of the document, wherein an opening is provided on each of top and bottom surfaces of the housing, and wherein the area of the opening provided on the bottom surface is equal or more than that of the opening provided on the top surface.
摘要翻译：图像读出装置包括：整体形成的扫描光学单元，其中向原稿发射光的光源，将从光源发射的光反射到原稿然后反射的多个反射镜，成像会聚由多个反射镜中最终反射光的最终反射镜反射的光和用于接收由成像透镜会聚的光的光接收传感器一体地安装在壳体上，整体形成的扫描光学单元在扫描方向上移动并读出文件的图像，其中在壳体的顶表面和底表面中的每一个上设置有开口，并且其中设置在底表面上的开口的面积等于或大于开口设在顶面。

4. 发明授权

US07920304B2 Image reading device and image forming apparatus 有权
标题翻译：图像读取装置和图像形成装置
公开(公告)号：US07920304B2
公开(公告)日：2011-04-05
申请号：US12358001
申请日：2009-01-22
申请人： Hibiki Tatsuno , Yasuo Sakurai , Kiichiro Nishina , Nobuaki Ono , Masahiro Itoh
发明人： Hibiki Tatsuno , Yasuo Sakurai , Kiichiro Nishina , Nobuaki Ono , Masahiro Itoh
IPC分类号： H04N1/04
CPC分类号： G03B27/54 , H04N1/02815 , H04N1/0284 , H04N1/0285 , H04N1/0286 , H04N1/02865
摘要： An image reading apparatus includes a plurality of light sources to illuminate a document; an illumination optical system to guide light to a reading target area having a length and a width; a document illuminating device to illuminate the entire document; an image forming optical system to form an image from light reflected from the document; and a sensor provided in an image forming section of the image forming optical system to read the image of the document. The illumination optical system includes a concentration section to control light diffusion, and a reflection section. The reflection section includes at least two integrally configured reflection surfaces, in which a sine value of an angle of reflected light from at least one reflection surface is positive, while a sine value of an angle of reflected light from the rest of at least one reflection surface is negative.
摘要翻译：图像读取装置包括多个照明文件的光源; 照明光学系统，用于将光引导到具有长度和宽度的读取目标区域; 用于照亮整个文件的文档照明装置; 形成光学系统，用于从文件反射的光形成图像; 以及设置在图像形成光学系统的图像形成部分中以读取文档的图像的传感器。照明光学系统包括控制光扩散的浓度部分和反射部分。反射部分包括至少两个整体配置的反射表面，其中来自至少一个反射表面的反射光的角度的正弦值为正，而来自其余至少一个反射的反射光的正弦值表面为负。

5. 发明申请

US20080278779A1 IMAGE READING APPARATUS AND IMAGE FORMING APPARATUS 有权
标题翻译：图像读取装置和图像形成装置
公开(公告)号：US20080278779A1
公开(公告)日：2008-11-13
申请号：US12118083
申请日：2008-05-09
申请人： Kiichiro Nishina , Yoshifumi Sudoh , Masahiro Itoh
发明人： Kiichiro Nishina , Yoshifumi Sudoh , Masahiro Itoh
IPC分类号： H04N1/56 , H04N1/48
CPC分类号： H04N1/486 , H04N1/6072
摘要： An image reading apparatus includes: a light source which irradiates illumination light to a document; an imaging element which images reflected light of the illumination light from the document; a color separator which performs color separation of the illumination light or the reflected light into at least three wavelength ranges including a first wavelength range, a second wavelength ranges and a third wavelength range; a light-receiving element which converts the reflected light imaged by the imaging element into an electrical signal as a document image of the document, for each of the at least three wavelength ranges; and an image processor which classifies the document image on the basis of the electrical signal in the first wavelength range and in the second wavelength range.
摘要翻译：一种图像读取装置，包括：向文件照射照明光的光源; 成像元件，其对来自文档的照明光的反射光进行成像; 将所述照明光或所述反射光分色为包括第一波长范围，第二波长范围和第三波长范围的至少三个波长范围的颜色分离器; 对于至少三个波长范围中的每一个，光接收元件将由成像元件成像的反射光转换成电信号作为文档的文档图像; 以及图像处理器，其基于在第一波长范围和第二波长范围内的电信号对文档图像进行分类。

6. 发明授权

US08253989B2 Optical reader, image reader and image forming device 有权
标题翻译：光学读取器，图像读取器和图像形成装置
公开(公告)号：US08253989B2
公开(公告)日：2012-08-28
申请号：US12503206
申请日：2009-07-15
申请人： Kiichiro Nishina , Yasuo Sakurai , Nobuaki Ono , Masahiro Itoh
发明人： Kiichiro Nishina , Yasuo Sakurai , Nobuaki Ono , Masahiro Itoh
IPC分类号： H04N1/04
CPC分类号： H04N1/0318 , H04N1/0285 , H04N1/02865 , H04N2201/03112 , H04N2201/0312 , H04N2201/03137 , H04N2201/03141 , H04N2201/03145
摘要： An optical reader which reads image information on an original document by moving to the original document includes an illumination unit having at least one light source arranged on a substrate and illuminating the original document, a plurality of mirrors reflecting reflection light from the original document, a focusing lens focusing the reflection light from the original document reflected by the mirrors, and a photoelectric conversion element arranged in a focusing position of the focusing lens, a normal direction of an emission surface of the light source and a normal direction of a light-receiving surface of the photoelectric conversion element are the same direction, an original document reading position is set near an end portion of the optical reader in the normal direction.
摘要翻译：通过移动到原始文档来读取原始文档上的图像信息的光学读取器包括具有布置在基板上的至少一个光源并照亮原稿的照明单元，反射来自原稿的反射光的多个反射镜，聚焦透镜聚焦来自反射镜反射的原始文件的反射光，以及布置在聚焦透镜的聚焦位置的光电转换元件，光源的发射表面的法线方向和光接收的法线方向光电转换元件的表面是相同的方向，原稿读取位置被设置在光学读取器的沿法线方向的端部附近。

7. 发明申请

US20090237750A1 IMAGE READING DEVICE AND IMAGE FORMING APPARATUS 有权
标题翻译：图像读取装置和图像形成装置
公开(公告)号：US20090237750A1
公开(公告)日：2009-09-24
申请号：US12358001
申请日：2009-01-22
申请人： Hibiki Tatsuno , Yasuo Sakurai , Kiichiro Nishina , Nobuaki Ono , Masahiro Itoh
发明人： Hibiki Tatsuno , Yasuo Sakurai , Kiichiro Nishina , Nobuaki Ono , Masahiro Itoh
IPC分类号： H04N1/04
CPC分类号： G03B27/54 , H04N1/02815 , H04N1/0284 , H04N1/0285 , H04N1/0286 , H04N1/02865
摘要： An image reading apparatus includes a plurality of light sources to illuminate a document; an illumination optical system to guide light to a reading target area having a length and a width; a document illuminating device to illuminate the entire document; an image forming optical system to form an image from light reflected from the document; and a sensor provided in an image forming section of the image forming optical system to read the image of the document. The illumination optical system includes a concentration section to control light diffusion, and a reflection section. The reflection section includes at least two integrally configured reflection surfaces, in which a sine value of an angle of reflected light from at least one reflection surface is positive, while a sine value of an angle of reflected light from the rest of at least one reflection surface is negative.
摘要翻译：图像读取装置包括多个照明文件的光源; 照明光学系统，用于将光引导到具有长度和宽度的读取目标区域; 用于照亮整个文件的文档照明装置; 形成光学系统，用于从文件反射的光形成图像; 以及设置在图像形成光学系统的图像形成部分中以读取文档的图像的传感器。照明光学系统包括控制光扩散的浓度部分和反射部分。反射部分包括至少两个整体配置的反射表面，其中来自至少一个反射表面的反射光的角度的正弦值为正，而来自其余至少一个反射的反射光的正弦值表面为负。

8. 发明授权

US07446953B2 Imaging lens, image reading apparatus and image forming apparatus 失效
标题翻译：成像透镜，图像读取装置和图像形成装置
公开(公告)号：US07446953B2
公开(公告)日：2008-11-04
申请号：US11710444
申请日：2007-02-26
申请人： Masahiro Itoh , Kiichiro Nishina
发明人： Masahiro Itoh , Kiichiro Nishina
IPC分类号： G02B9/00
CPC分类号： G02B27/021 , G02B13/00
摘要： An imaging lens with a perfect imaging quality and a low manufacture cost is provided for using in an image reading apparatus or an image forming apparatus by controlling a surface shape error thereof in a predetermined range disclosed by the present invention. The imaging lens includes a plurality of lenses, and an aperture stop, wherein a vertical interval between a convex in one direction with respect to a lens surface and a concave in the other direction reverse to the one direction on at least one surface of a lens disposed adjacent to the aperture stop is controlled not greater than ½ with respect to a wavelength in a wave range used, the vertical interval is a surface shape error which is set as a deviation between the lens surface and a proximal spherical surface thereof.
摘要翻译：提供了具有完美的成像质量和低制造成本的成像镜头，用于在图像读取装置或图像形成装置中通过将其表面形状误差控制在本发明公开的预定范围内。成像透镜包括多个透镜和孔径光阑，其中在透镜的至少一个表面上相对于透镜表面在一个方向上的凸起与另一个方向上的一个方向上的凹部之间的垂直间隔相对于所使用的波长范围中的波长将邻近孔径光阑设置的垂直间隔是被设定为透镜表面和近端球面之间的偏差的表面形状误差。

9. 发明申请

US20080218724A1 ILLUMINATION UNIT, IMAGE READ APPARATUS, IMAGE FORMATION APPARATUS 有权
标题翻译：照明装置，图像读取装置，图像形成装置
公开(公告)号：US20080218724A1
公开(公告)日：2008-09-11
申请号：US12035782
申请日：2008-02-22
申请人： Kiichiro Nishina , Yasuo Sakurai , Masahiro Itoh , Hibiki Tatsuno , Yoshifumi Sudoh
发明人： Kiichiro Nishina , Yasuo Sakurai , Masahiro Itoh , Hibiki Tatsuno , Yoshifumi Sudoh
IPC分类号： G03B27/54
CPC分类号： G03B27/54
摘要： An illumination unit for use in an image read apparatus is provided which illuminates a surface of an original document with illumination light, reads an image of the original document by a light receiving element, and adjusts an amount of specular light reflection from the surface of the original document on a light receiving plane of the light receiving element by adjusting at least one of an incident angle of the illumination light and a divergence thereof. It includes a plurality of light source units emitting the illumination light and arranged in a direction so that a direction in which intensity of light emitted from at least one of the light source units closest to a center of the arrangement thereof is to be highest makes a non-perpendicular angle with the direction of arrangement.
摘要翻译：提供一种用于图像读取装置的照明单元，其利用照明光照亮原稿的表面，通过光接收元件读取原始文档的图像，并且从该表面起调整镜面光反射的量通过调节照明光的入射角和其散度中的至少一个，在光接收元件的光接收面上的原稿。它包括多个光源单元，其发射照明光并沿着使从最靠近其布置中心的至少一个光源单元发射的光的强度最高的方向布置成使得非垂直角度与排列方向。

10. 发明授权

US08854701B2 Image-forming lens, image reader, and image-forming device 有权
标题翻译：图像形成透镜，图像读取器和图像形成装置
公开(公告)号：US08854701B2
公开(公告)日：2014-10-07
申请号：US13792341
申请日：2013-03-11
申请人： Hirotoshi Nakayama , Kiichiro Nishina , Masahiro Itoh
发明人： Hirotoshi Nakayama , Kiichiro Nishina , Masahiro Itoh
IPC分类号： H04N1/04 , H04N1/03 , H04N1/00 , G02B13/24 , G02B3/00
CPC分类号： G02B3/00 , G02B13/24 , H04N1/00 , H04N1/03
摘要： An image-forming lens includes, in order from an object side to an image side, a first group having a negative power as a whole, the first group consisting of a positive meniscus lens having a convex surface on the object side and a negative meniscus lens having a convex surface on the object side, the positive meniscus lens and the negative meniscus lens being cemented, an aperture stop, a second group consisting of a positive meniscus lens having a convex surface on the image side, a third group consisting of a positive meniscus lens having a convex surface on the image side, a fourth group consisting of a lens having a negative power, and a fifth group consisting of a biconcave lens.
摘要翻译：成像透镜从物体侧到像侧依次包括作为整体具有负电力的第一组，第一组由在物体侧具有凸面的正弯月形透镜和负弯液面透镜在物体侧具有凸面，正弯月透镜和负弯月形透镜被胶合，孔径光阑，由在像侧具有凸面的正弯月形透镜构成的第二组，第三组由正弯月形透镜在图像侧具有凸表面，第四组由具有负功率的透镜组成，第五组由双凹透镜组成。

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