专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明授权

US08305449B2 Apparatus for detecting focus 有权
标题翻译：检测焦点的装置
公开(公告)号：US08305449B2
公开(公告)日：2012-11-06
申请号：US12822383
申请日：2010-06-24
申请人： Koichi Sato , Yutaka Takakubo , Kazuo Sugitani
发明人： Koichi Sato , Yutaka Takakubo , Kazuo Sugitani
IPC分类号： H04N5/33 , H04N5/228
CPC分类号： H04N5/23212 , G02B7/38 , G03B13/36 , G03B19/12
摘要： An apparatus for detecting a focus state has an optical image-forming system that forms an object image, a plurality of line sensors that is arranged on a projected area of the optical image-forming system; a plurality of monitor sensors that is arranged on the projected area along the direction of a line-sensor array, each monitor sensor being adjacent to a corresponding line sensor and monitoring an amount of light incident on the corresponding line sensor; and a signal processor that outputs image-pixel signals corresponding to the object image on the basis of electric charges accumulated in the plurality of line sensors. At least an endmost monitor sensor corresponding to an endmost line sensor is arranged on the center-facing side of the endmost line sensor.
摘要翻译：用于检测聚焦状态的设备具有形成物体图像的光学图像形成系统，布置在光学图像形成系统的投影区域上的多个线传感器; 多个监测传感器，沿着线传感器阵列的方向布置在投影区域上，每个监测传感器与相应的线传感器相邻，并监测入射在相应的线传感器上的光量; 以及信号处理器，其基于在多个线传感器中累积的电荷输出与对象图像相对应的图像像素信号。在最终线传感器的中心侧，至少配置有与最末端线传感器对应的最终监视传感器。

2. 发明申请

US20100328521A1 APPARATUS FOR DETECTING FOCUS 有权
标题翻译：检测焦点的装置
公开(公告)号：US20100328521A1
公开(公告)日：2010-12-30
申请号：US12822383
申请日：2010-06-24
申请人： Koichi SATO , Yutaka TAKAKUBO , Kazuo SUGITANI
发明人： Koichi SATO , Yutaka TAKAKUBO , Kazuo SUGITANI
IPC分类号： H04N5/232
CPC分类号： H04N5/23212 , G02B7/38 , G03B13/36 , G03B19/12
摘要： An apparatus for detecting a focus state has an optical image-forming system that forms an object image, a plurality of line sensors that is arranged on a projected area of the optical image-forming system; a plurality of monitor sensors that is arranged on the projected area along the direction of a line-sensor array, each monitor sensor being adjacent to a corresponding line sensor and monitoring an amount of light incident on the corresponding line sensor; and a signal processor that outputs image-pixel signals corresponding to the object image on the basis of electric charges accumulated in the plurality of line sensors. At least an endmost monitor sensor corresponding to an endmost line sensor is arranged on the center-facing side of the endmost line sensor.
摘要翻译：用于检测聚焦状态的设备具有形成物体图像的光学图像形成系统，布置在光学图像形成系统的投影区域上的多个线传感器; 多个监测传感器，沿着线传感器阵列的方向布置在投影区域上，每个监测传感器与相应的线传感器相邻，并监测入射在相应的线传感器上的光量; 以及信号处理器，其基于在多个线传感器中累积的电荷输出与对象图像相对应的图像像素信号。在最终线传感器的中心侧，至少配置有与最末端线传感器对应的最终监视传感器。

3. 发明授权

US07375869B2 Tandem type scanning optical system 有权
标题翻译：串联式扫描光学系统
公开(公告)号：US07375869B2
公开(公告)日：2008-05-20
申请号：US11298534
申请日：2005-12-12
申请人： Yutaka Takakubo
发明人： Yutaka Takakubo
IPC分类号： G02B26/08
CPC分类号： H04N3/08 , G02B26/123 , G02B26/125
摘要： A scanning optical system is provided with a light source configured to emit a plurality of beams, a deflecting device configured to deflect the plurality of beams simultaneously to scan in a main scanning direction, and an imaging optical system configured to converge the plurality of beams on a plurality of target surfaces to form a plurality of beam spots scanning on the plurality of target surfaces, respectively.
摘要翻译：扫描光学系统设置有被配置为发射多个光束的光源，被配置为同时偏转多个光束以在主扫描方向上扫描的偏转装置，以及被配置为将多个光束会聚在一起的成像光学系统多个目标表面，以分别在多个目标表面上形成扫描的多个光束点。

4. 发明申请

US20060023971A1 Scanning optical system 失效
标题翻译：扫描光学系统
公开(公告)号：US20060023971A1
公开(公告)日：2006-02-02
申请号：US11188869
申请日：2005-07-26
申请人： Yutaka Takakubo
发明人： Yutaka Takakubo
IPC分类号： G06K9/20
CPC分类号： G02B26/125 , G02B3/08
摘要： A scanning optical system comprises: a light source which emits a beam of light; a deflecting system that dynamically deflects the beam emitted by the light source with its deflecting surface; and a scan lens group including a molded resin lens, which focuses the beam dynamically deflected and scanned in a main scanning direction by the deflecting system on an image formation surface. In the scanning optical system, the molded resin lens has a diffracting lens surface which is provided with a diffractive level difference structure formed on a base curve having refractive power, and a following condition is satisfied: 18
摘要翻译：扫描光学系统包括：发射光束的光源; 偏转系统，其使由光源发射的光束及其偏转表面动态地偏转; 以及包括模制树脂透镜的扫描透镜组，其将通过偏转系统在主扫描方向上动态偏转和扫描的光束聚焦在图像形成表面上。在扫描光学系统中，模制树脂透镜具有衍射透镜表面，该衍射透镜表面设置有形成在具有屈光力的基础曲线上的衍射级差分结构，并且满足以下条件：<？in-line-formula description =“ 在线公式“end =”lead“？> 18 其中”W“表示有效扫描宽度（mm），“L”表示从偏转面到成型树脂透镜的距离（mm），“P”表示从偏转面到成像面的距离（mm）。

5. 发明申请

US20120075728A1 IMAGING OPTICAL SYSTEM AND IMAGING APPARATUS 有权
标题翻译：成像光学系统和成像设备
公开(公告)号：US20120075728A1
公开(公告)日：2012-03-29
申请号：US13217623
申请日：2011-08-25
申请人： Yutaka TAKAKUBO , Eijiroh TADA
发明人： Yutaka TAKAKUBO , Eijiroh TADA
IPC分类号： G02B3/00
CPC分类号： G02B13/0065 , G02B13/0045
摘要： An imaging optical system, including an imaging lens group, an image side prism having an entrance surface a reflection surface and an exit surface from which light exits toward an image pickup device, and a first shielding member shielding at least a part of a region on the entrance surface, wherein the region on the entrance surface is located from an edge line of an apex between the entrance surface and the exit surface to a position corresponding to a height h from the edge line, and when L represents a length of the exit surface, α represents an angle formed between the reflection surface and the exit surface, n represents a refractive index of a surrounding area of the image side prism, and n′ represents a refractive index of the image side prism, the height h satisfies a following condition: h=L×cos {α+sin−1(n/n′)}.
摘要翻译：一种成像光学系统，包括成像透镜组，具有入射表面的反射表面的图像侧棱镜和光朝向图像拾取装置射出的出射表面，以及屏蔽至少一部分区域的第一屏蔽构件入射面，其中入射面上的区域从入射面和出射面的顶点的边缘线位于与边缘线对应的高度h的位置，并且当L表示出口的长度时表面，α表示在反射面和出射面之间形成的角度，n表示像侧棱镜的周围区域的折射率，n'表示像侧棱镜的折射率，高度h满足以下条件：h = L×cos {α+ sin-1（n / n'）}。

6. 发明授权

US07193759B2 Scanning optical system 有权
标题翻译：扫描光学系统
公开(公告)号：US07193759B2
公开(公告)日：2007-03-20
申请号：US10623692
申请日：2003-07-22
申请人： Shuichi Takeuchi , Yutaka Takakubo
发明人： Shuichi Takeuchi , Yutaka Takakubo
IPC分类号： G02B26/08
CPC分类号： G02B26/125
摘要： There is provided a scanning optical system, which is provided with a light source that emits at least one beam, a polygonal mirror, and an imaging optical system that converges the at least one beam deflected by the polygonal mirror to form at least one beam spot on a surface to be scanned. The at least one beam incident on the polygonal mirror is inclined in an auxiliary scanning direction which is perpendicular to the main scanning direction. Further, at least one lens surface of the imaging optical system is configured such that a beam reflected therefrom proceeds toward an outside region of the polygonal mirror.
摘要翻译：提供了一种扫描光学系统，其设置有发射至少一个光束的光源，多面镜和成像光学系统，其收敛由多面镜偏转的至少一个光束以形成至少一个光束点在要扫描的表面上。入射在多面镜上的至少一个光束在垂直于主扫描方向的辅助扫描方向上倾斜。此外，成像光学系统的至少一个透镜表面被配置为使得从其反射的光束朝向多面镜的外部区域。

7. 发明授权

US06961163B2 Scanning optical system 有权
标题翻译：扫描光学系统
公开(公告)号：US06961163B2
公开(公告)日：2005-11-01
申请号：US10322524
申请日：2002-12-19
申请人： Yutaka Takakubo
发明人： Yutaka Takakubo
IPC分类号： B41J2/44 , G02B17/08 , G02B26/08 , G02B26/10 , G02B26/12 , H01L27/00 , H04N1/036 , H04N1/113
CPC分类号： G02B26/123
摘要： A scanning optical system includes a light source that emits a plurality of beams, a polygonal mirror that deflects the plurality of beams emitted by the light source to scan within a predetermined angular range, and an imaging optical system that converges the plurality of beams on a plurality of surfaces to be scanned, respectively. The imaging optical system includes a scanning lens and a plurality of compensation lenses located between the scanning lens and a plurality of surfaces to be scanned. The plurality of beams passed through the scanning lens are incident on the plurality of compensation lenses, respectively. Each of the plurality of compensation lenses having an anamorphic surface, shapes of which in a main scanning direction are substantially the same with respect to each other.
摘要翻译：扫描光学系统包括发射多个光束的光源，使由光源发射的多个光束偏转到预定角度范围内进行扫描的多面镜，以及将多个光束会聚在一个分别要扫描的多个表面。成像光学系统包括扫描透镜和位于扫描透镜与待扫描的多个表面之间的多个补偿透镜。通过扫描透镜的多个光束分别入射到多个补偿透镜上。多个补偿透镜中的每一个具有变形表面，其形状在主扫描方向上彼此大致相同。

8. 发明授权

US06954222B2 Manufacturing method of scanning optical system 有权
标题翻译：扫描光学系统的制造方法
公开(公告)号：US06954222B2
公开(公告)日：2005-10-11
申请号：US10643900
申请日：2003-08-20
申请人： Takashi Iizuka , Yutaka Takakubo
发明人： Takashi Iizuka , Yutaka Takakubo
IPC分类号： G02B26/12 , B41J27/00
CPC分类号： G02B26/125
摘要： A laser beam emitted by a light source is incident on one of reflecting surfaces of a polygon mirror. The laser beam reflected by the reflecting surface is dynamically deflected in a main scanning direction due to the revolution of the polygon mirror and enters a scanning lens. The first surface of the scanning lens is provided with anti-reflection coating only when the following condition (1) is satisfied: H/2>|2βD(D−Rz1)/Rz1| (1) where “H” denotes the width of each reflecting surface of the polygon mirror in a auxiliary scanning direction, “β” denotes the incident angle [radian] of the laser beam on the reflecting surface of the polygon mirror in the auxiliary scanning direction, “D” denotes the distance between the reflecting surface and the first surface of the scanning lens, and “Rz1” denotes the curvature radius of the first surface in an auxiliary scanning cross section.
摘要翻译：由光源发射的激光束入射到多面镜的反射面之一上。由反射面反射的激光束由于多面反射镜的旋转而在主扫描方向上动态偏转并进入扫描透镜。仅当满足以下条件（1）时，扫描透镜的第一表面设置有防反射涂层：<？在线公式描述=“在线公式”末端=“铅”→> H / 2 > | 2betaD（D-Rz 1/1）/ Rz＆lt; 1＆gt; （1）<？in-line-formula description =“In-line Formulas”end =“tail”？>其中“H”表示多面镜在辅助扫描方向上的每个反射面的宽度，“β”表示在辅助扫描方向上的多面反射镜的反射面上的激光束的入射角[弧度]表示反射面与扫描透镜的第一面之间的距离，“Rz” “表示辅助扫描横截面中的第一表面的曲率半径。

9. 发明授权

US06853470B2 Scanning optical system 有权
标题翻译：扫描光学系统
公开(公告)号：US06853470B2
公开(公告)日：2005-02-08
申请号：US10697163
申请日：2003-10-31
申请人： Yutaka Takakubo
发明人： Yutaka Takakubo
IPC分类号： B41J2/44 , G02B3/04 , G02B13/00 , G02B13/18 , G02B26/10 , G02B26/12 , G02B27/00 , G02B26/08
CPC分类号： G02B27/0031 , G02B3/04 , G02B13/0005 , G02B26/123 , G02B26/125
摘要： According to an aspect of the present invention, there is provided a scanning optical system, which is provided with a light source that emits a plurality of beams, a deflector that simultaneously deflects the plurality of beams incident thereon, and an imaging optical system having a scanning lens and compensation lenses. Each of the compensation lenses has a lens surface whose optical surface reference axis is tilted with respect to an optical surface reference axis of the scanning lens. At least one of lens surfaces of each of the compensation lenses is formed to be an aspherical surface defined by a two-dimensional polynomial expression.
摘要翻译：根据本发明的一个方面，提供了一种扫描光学系统，其设置有发射多个光束的光源，偏转器，其同时偏转入射到其上的多个光束;以及成像光学系统，具有扫描镜头和补偿镜头。每个补偿透镜具有相对于扫描透镜的光学表面参考轴倾斜光学表面参考轴的透镜表面。每个补偿透镜的至少一个透镜表面形成为由二维多项式表达式限定的非球面。

10. 发明申请

US20120075727A1 IMAGING OPTICAL SYSTEM AND IMAGING APPARATUS 审中-公开
标题翻译：成像光学系统和成像设备
公开(公告)号：US20120075727A1
公开(公告)日：2012-03-29
申请号：US13217606
申请日：2011-08-25
申请人： Yutaka TAKAKUBO , Eijiroh TADA , Koichi MARUYAMA
发明人： Yutaka TAKAKUBO , Eijiroh TADA , Koichi MARUYAMA
IPC分类号： G02B5/04
CPC分类号： G02B13/0065
摘要： An imaging optical system, which is provided with an imaging lens group having at least one lens, an image side prism that bends light which has passed through the imaging lens group toward an image pickup device arranged at a predetermined position, and a cover glass that is provided for the image pickup device and lets the light bent by the image side prism pass therethrough, and wherein an exist surface of the image side prism from which the light bent by the image side prism emerges and an entrance surface of the cover glass are adhered to each other with an adhesive which is optically transparent.
摘要翻译：一种成像光学系统，其设置有具有至少一个透镜的成像透镜组，将已经穿过成像透镜组的光朝向布置在预定位置的图像拾取装置弯曲的图像侧棱镜，以及覆盖玻璃，被设置用于图像拾取装置并且使由像侧棱镜弯曲的光通过其中，并且其中由像侧棱镜弯曲的光和遮盖玻璃的入射面的图像侧棱镜的存在表面是用光学透明的粘合剂彼此粘合。

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式