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1. 发明授权

US07551366B2 Zoom lens and image capture apparatus 失效
标题翻译：变焦镜头和摄像设备
公开(公告)号：US07551366B2
公开(公告)日：2009-06-23
申请号：US12000605
申请日：2007-12-14
申请人： Mitsuhiro Suzaki , Yusuke Nanjo , Shinichi Arita , Koji Toyoda
发明人： Mitsuhiro Suzaki , Yusuke Nanjo , Shinichi Arita , Koji Toyoda
IPC分类号： G02B15/14
CPC分类号： G02B15/173 , G02B13/18
摘要： A zoom lens includes, in order from an object side, a first lens group having a positive refractive power and fixed in an optical axis direction, a second lens group having a negative refractive power and moving along an optical axis to zoom, a third lens group having a positive refractive power and fixed in the optical axis direction, and a fourth lens group having a positive refractive power and moving in a non straight line along the optical axis to compensate variations of an image formation position and compensate change of the image formation position caused by changes of an object distance.
摘要翻译：变焦透镜从物体依次包括具有正折光力并沿光轴方向固定的第一透镜组，具有负折光力并沿着光轴移动的第二透镜组进行变焦，第三透镜具有正折射光焦度并在光轴方向上固定的第一透镜组，以及具有正折光力并沿着光轴在非直线上移动的第四透镜组，以补偿图像形成位置的变化并补偿图像形成的变化由物体距离变化引起的位置。

2. 发明授权

US07463427B2 Zoom lens and image pickup apparatus 失效
公开(公告)号：US07463427B2
公开(公告)日：2008-12-09
申请号：US10542087
申请日：2003-12-12
申请人： Yusuke Nanjo , Shinichi Arita
发明人： Yusuke Nanjo , Shinichi Arita
IPC分类号： G02B15/14 , G02B3/02 , G02B9/34
CPC分类号： H04N5/23296 , G02B15/173
摘要： A zoom lens made up of a first lens group having positive refracting power, a second lens group having negative refracting power, a third lens group having positive refracting power, and a fourth lens group having positive refracting power, which are disposed in order from an object side, in which the first lens group and the third lens groups are stationary, and the zoom lens performs mainly variable power by shifting the second lens group in an optical axis direction, and performs correction for image position fluctuations and focusing by shifting the fourth lens group in the optical axis direction, is characterized in that the first lens group is composed of five lenses: a concave lens; a convex lens with a strong convexity facing to an image side; a cemented lens made up of a concave lens with a strong concavity facing to the image side, and a convex lens; and a convex lens with a strong convexity facing to the object side, which are disposed in order from the object side, and by satisfying each of the following conditional expressions: (1) 1.25

3. 发明授权

US06342973B1 Zoom lens 有权
标题翻译：变焦镜头
公开(公告)号：US06342973B1
公开(公告)日：2002-01-29
申请号：US09557293
申请日：2000-04-25
申请人： Syuichi Kikuchi , Yuichi Nakano , Atsuo Minato , Shinichi Arita , Yusuke Nanjo
发明人： Syuichi Kikuchi , Yuichi Nakano , Atsuo Minato , Shinichi Arita , Yusuke Nanjo
IPC分类号： G02B1514
CPC分类号： G02B15/173
摘要： A zoom lens comprising a first lens group having a positive refracting power and its position fixed, a second lens group having a negative refracting power and displacable mainly for magnification, a third lens group having a positive refracting power and its position fixed, and a fourth lens group having a positive refracting power and displacable mainly for correction of the focal position for magnification and focusing. The first lens group includes, viewed from an object, a cemented lens consisting of a first lens which is a concave meniscus lens having a convex surface facing the object side and a second lens which is a convex lens, and a third lens which is a convex meniscus lens having a convex surface facing the object side; the second lens group, viewed from an object, includes a fourth lens which is a concave meniscus lens having a convex surface facing the object side, and a cemented lens consisting of a fifth lens which is a both-side-concave lens, and a sixth lens which is a convex lens; the third lens group includes a seventh lens which is a convex lens; and the fourth lens group, viewed from an object, includes a cemented lens consisting of an eighth lens which is a convex lens having a convex surface facing the object side, a ninth lens which is a concave lens, and a tenth lens which is a convex lens, and wherein the third lens group includes at least one surface constituted by an aspherical surface and in the fourth lens group, at least the surface which is at the object side is constituted by an aspherical surface.
摘要翻译：一种变焦透镜，包括具有正折射率的第一透镜组和其位置固定的第二透镜组，具有负折射率并主要放大的第二透镜组，具有正折射率的第三透镜组及其位置固定;以及第四透镜组具有正折射力的透镜组，并且主要用于校正放大和聚焦的焦点位置。从物体观察，第一透镜组包括由作为具有面向物体侧的凸面的凹面弯月形透镜的第一透镜和作为凸面透镜的第二透镜构成的胶合透镜，以及第三透镜，凸凹面透镜，其具有面向物体侧的凸面; 从物体观察的第二透镜组包括：第四透镜，其是具有面向物体侧的凸面的凹弯月形透镜;以及胶合透镜，其由作为双侧凹透镜的第五透镜和第六透镜是凸透镜; 第三透镜组包括作为凸透镜的第七透镜; 从物体观察的第四透镜组包括由作为凸面朝向物侧的凸透镜的第八透镜，作为凹透镜的第九透镜和作为凹透镜的第十透镜构成的胶合透镜，并且其中所述第三透镜组包括由非球面构成的至少一个表面，并且在所述第四透镜组中，至少所述物体侧的表面由非球面构成。

4. 发明申请

US20090168193A1 Zoom lens and imaging apparatus 失效
公开(公告)号：US20090168193A1
公开(公告)日：2009-07-02
申请号：US12292366
申请日：2008-11-18
申请人： Mitsuhiro Suzaki , Yusuke Nanjo , Shinichi Arita
发明人： Mitsuhiro Suzaki , Yusuke Nanjo , Shinichi Arita
IPC分类号： G02B15/16
CPC分类号： G02B15/173 , G02B27/646
摘要： A zoom lens configured by arranging a first lens group, a second lens group, a third lens group, a fourth lens group, and a fifth lens group in order from the object side to the image side, and further having an aperture diaphragm on the object side of the third lens group. In the first lens group, a first lens, a second lens, and a third lens are located in order from the object side to the image side. In the second lens group, a fourth lens, a fifth lens, and a sixth lens are located in order from the object side to the image side. The third lens group is made up of a seventh lens which is a convex lens, the fourth lens group is made up of at least two or more cemented lenses, the third lens group and the fourth lens group include at least one surface formed into an aspherical surface.

5. 发明申请

US20080151384A1 Zoom lens and image capture apparatus 失效
标题翻译：变焦镜头和摄像设备
公开(公告)号：US20080151384A1
公开(公告)日：2008-06-26
申请号：US12000605
申请日：2007-12-14
申请人： Mitsuhiro Suzaki , Yusuke Nanjo , Shinichi Arita , Koji Toyoda
发明人： Mitsuhiro Suzaki , Yusuke Nanjo , Shinichi Arita , Koji Toyoda
IPC分类号： G02B15/14
CPC分类号： G02B15/173 , G02B13/18
摘要： A zoom lens includes, in order from an object side, a first lens group having a positive refractive power and fixed in an optical axis direction, a second lens group having a negative refractive power and moving along an optical axis to zoom, a third lens group having a positive refractive power and fixed in the optical axis direction, and a fourth lens group having a positive refractive power and moving in a non straight line along the optical axis to compensate variations of an image formation position and compensate change of the image formation position caused by changes of an object distance.
摘要翻译：变焦透镜从物体依次包括具有正折光力并沿光轴方向固定的第一透镜组，具有负折光力并沿着光轴移动的第二透镜组进行变焦，第三透镜具有正折射光焦度并在光轴方向上固定的第一透镜组，以及具有正折光力并沿着光轴在非直线上移动的第四透镜组，以补偿图像形成位置的变化并补偿图像形成的变化由物体距离变化引起的位置。

6. 发明申请

US20060055815A1 Zoom lens and image pickup apparatus 失效
标题翻译：变焦镜头和摄像设备
公开(公告)号：US20060055815A1
公开(公告)日：2006-03-16
申请号：US10542087
申请日：2003-12-12
申请人： Yusuke Nanjo , Shinichi Arita
发明人： Yusuke Nanjo , Shinichi Arita
IPC分类号： H04N5/225
CPC分类号： H04N5/23296 , G02B15/173
摘要： A zoom lens made up of a first lens group having positive refracting power, a second lens group having negative refracting power, a third lens group having positive refracting power, and a fourth lens group having positive refracting power, which are disposed in order from an object side, in which the first lens group and the third lens groups are stationary, and the zoom lens performs mainly variable power by shifting the second lens group in an optical axis direction, and performs correction for image position fluctuations and focusing by shifting the fourth lens group in the optical axis direction, is characterized in that the first lens group is composed of five lenses: a concave lens; a convex lens with a strong convexity facing to an image side; a cemented lens made up of a concave lens with a strong concavity facing to the image side, and a convex lens; and a convex lens with a strong convexity facing to the object side, which are disposed in order from the object side, and by satisfying each of the following conditional expressions: 1.25
摘要翻译：由具有正折射率的第一透镜组，具有负折射力的第二透镜组，具有正折射率的第三透镜组和具有正折射率的第四透镜组构成的变焦透镜，其从物镜侧，其中第一透镜组和第三透镜组是静止的，并且变焦透镜主要通过在光轴方向上移动第二透镜组来执行可变功率，并且通过将第四透镜组和第四透镜组的第四透镜组透镜组在光轴方向上的特征在于，第一透镜组由五个透镜组成：凹透镜; 具有朝向图像侧的强凸度的凸透镜; 由具有朝向像侧的强凹面的凹透镜构成的胶合透镜和凸透镜; 以及从物体侧依次设置具有朝向物体侧的强凸度的凸透镜，并且通过满足以下每个条件表达式

7. 发明授权

US07609460B2 Zoom lens and imaging apparatus 失效
标题翻译：变焦镜头和成像设备
公开(公告)号：US07609460B2
公开(公告)日：2009-10-27
申请号：US12292366
申请日：2008-11-18
申请人： Mitsuhiro Suzaki , Yusuke Nanjo , Shinichi Arita
发明人： Mitsuhiro Suzaki , Yusuke Nanjo , Shinichi Arita
IPC分类号： G02B9/60
CPC分类号： G02B15/173 , G02B27/646
摘要： A zoom lens configured by arranging a first lens group, a second lens group, a third lens group, a fourth lens group, and a fifth lens group in order from the object side to the image side, and further having an aperture diaphragm on the object side of the third lens group. In the first lens group, a first lens, a second lens, and a third lens are located in order from the object side to the image side. In the second lens group, a fourth lens, a fifth lens, and a sixth lens are located in order from the object side to the image side. The third lens group is made up of a seventh lens which is a convex lens, the fourth lens group is made up of at least two or more cemented lenses, the third lens group and the fourth lens group include at least one surface formed into an aspherical surface.
摘要翻译：一种变焦透镜，其通过从物体侧到像侧依次排列第一透镜组，第二透镜组，第三透镜组，第四透镜组和第五透镜组而配置，并且还具有孔径光阑第三透镜组的物体侧。在第一透镜组中，从物体侧到像侧依次设置第一透镜，第二透镜和第三透镜。在第二透镜组中，从物体侧到像侧依次设置第四透镜，第五透镜和第六透镜。第三透镜组由作为凸透镜的第七透镜构成，第四透镜组由至少两个以上的胶合透镜构成，第三透镜组和第四透镜组包括形成为第一透镜的至少一个表面非球面。

8. 发明授权

US07542212B2 Zoom lens and image capture apparatus 失效
标题翻译：变焦镜头和摄像设备
公开(公告)号：US07542212B2
公开(公告)日：2009-06-02
申请号：US11802320
申请日：2007-05-22
申请人： Koji Toyoda , Yusuke Nanjo , Shinichi Arita
发明人： Koji Toyoda , Yusuke Nanjo , Shinichi Arita
IPC分类号： G02B15/14
CPC分类号： G02B15/173
摘要： A zoom lens includes in order and from the side of an object, a first lens group having a positive refractive power and fixed in position, a second lens group having a negative refractive power and movable in position for providing mainly zooming, a third lens group having a positive refractive power and fixed in position, a fourth lens group having a positive refractive power and movable in position for performing a focal position correction due to the zooming and for focusing, and a fifth lens group including a single lens fixed in position.Each of the lens groups from the third lens group to the fifth lens group has at least one aspheric surface, and conditional equations (1) and (2) below are satisfied. |f4/f5|
摘要翻译：变焦透镜依次包括具有正折光力并固定在位的第一透镜组，具有负屈光力并可在主要位置上进行放大的第二透镜组，第三透镜组具有正屈光力并固定在位置的第四透镜组，具有正屈光力并可移动的位置，用于由于变焦和聚焦而进行焦点位置校正，以及包括固定在位的单透镜的第五透镜组。从第三透镜组到第五透镜组的透镜组中的每一个具有至少一个非球面，并且满足下面的条件方程（1）和（2）。 <？in-line-formula description =“In-line formula”end =“lead”？> | f4 / f5 | <0.12（3）<？in-line-formula description =“In-line Formulas”end = tail“？> <？in-line-formula description =”In-line Formulas“end =”lead“？> 0.9 其中f4是第四透镜组的焦距，f5是第五透镜组的焦距，β5是第五透镜组的横向倍率。

9. 发明授权

US07525729B2 Zoom lens and imaging apparatus 失效
标题翻译：变焦镜头和成像设备
公开(公告)号：US07525729B2
公开(公告)日：2009-04-28
申请号：US11902724
申请日：2007-09-25
申请人： Mitsuhiro Suzaki , Yusuke Nanjo , Atsuo Minato , Shinichi Arita
发明人： Mitsuhiro Suzaki , Yusuke Nanjo , Atsuo Minato , Shinichi Arita
IPC分类号： G02B27/64 , G02B15/14
CPC分类号： H04N5/2254 , G02B15/173 , H04N5/23248 , H04N5/23258 , H04N5/23287
摘要： There is provided a zoom lens having, in an order of an object-to-image direction, a first lens group having a positive refractive power and fixed with respect to an image plane; a second lens group having a negative refractive power; a third lens group having a positive refractive power and fixed with respect to an optical axis direction; a fourth lens group having a positive refractive power; and a fifth lens group having a positive refractive power and fixed with respect to the optical axis direction. The fifth lens group is composed of a fifth-a lens group having a negative refractive power; a fifth-b lens group having a positive refractive power; and a fifth-c lens group having a positive refractive power, arranged in the order of the object-to-image direction.
摘要翻译：提供了一种变焦透镜，具有按照物体对图像方向的顺序具有相对于像面固定的正折光力的第一透镜组; 具有负屈光力的第二透镜组; 具有正屈光力并相对于光轴方向固定的第三透镜组; 具有正折射光焦度的第四透镜组; 以及具有正折光力并相对于光轴方向固定的第五透镜组。第五透镜组由具有负屈光力的第五透镜组构成; 具有正屈光力的第五-B透镜组; 以及具有正屈光力的第五-C透镜组，按照物体对图像方向的顺序排列。

10. 发明申请

US20080123191A1 Zoom lens and imaging apparatus 失效
标题翻译：变焦镜头和成像设备
公开(公告)号：US20080123191A1
公开(公告)日：2008-05-29
申请号：US11902724
申请日：2007-09-25
申请人： Mitsuhiro Suzaki , Yusuke Nanjo , Atsuo Minato , Shinichi Arita
发明人： Mitsuhiro Suzaki , Yusuke Nanjo , Atsuo Minato , Shinichi Arita
IPC分类号： G02B27/64 , H04N5/262
CPC分类号： H04N5/2254 , G02B15/173 , H04N5/23248 , H04N5/23258 , H04N5/23287
摘要： There is provided a zoom lens having, in an order of an object-to-image direction, a first lens group having a positive refractive power and fixed with respect to an image plane; a second lens group having a negative refractive power; a third lens group having a positive refractive power and fixed with respect to an optical axis direction; a fourth lens group having a positive refractive power; and a fifth lens group having a positive refractive power and fixed with respect to the optical axis direction. The fifth lens group is composed of a fifth-a lens group having a negative refractive power; a fifth-b lens group having a positive refractive power; and a fifth-c lens group having a positive refractive power, arranged in the order of the object-to-image direction.
摘要翻译：提供了一种变焦透镜，具有按照物体对图像方向的顺序具有相对于像面固定的正折光力的第一透镜组; 具有负屈光力的第二透镜组; 具有正屈光力并相对于光轴方向固定的第三透镜组; 具有正折射光焦度的第四透镜组; 以及具有正折光力并相对于光轴方向固定的第五透镜组。第五透镜组由具有负屈光力的第五透镜组构成; 具有正屈光力的第五-B透镜组; 以及具有正屈光力的第五-C透镜组，按照物体对图像方向的顺序排列。

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