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    • 1. 发明授权
    • Optical projection system and projector including the same
    • 光学投影系统和投影机包括相同
    • US08817382B2
    • 2014-08-26
    • US13529444
    • 2012-06-21
    • Makoto OtaniEiji Morikuni
    • Makoto OtaniEiji Morikuni
    • G02B13/08G02B13/12
    • G02B13/08G02B13/12G02B13/16G02B13/22G02B27/64G03B21/142
    • A light modulation device side lens group has different powers in the longitudinal direction and the lateral direction of a liquid crystal panel. Therefore, as the entire system of the optical projection system, the light modulation device side lens group has different magnification in the longitudinal and lateral directions. Therefore, it is possible to make the aspect ratio of an image of the liquid crystal panel different from the aspect ratio of an image projected on a screen. That is, conversion can be performed on an aspect ratio. At this time, a distance p between each focus or a diaphragm and the screen SC side end surface of the light modulation device side lens group satisfies the conditional expressions, so it is possible to achieve a predetermined or higher telecentricity in both states, that is, a first operating state and a second operating state.
    • 光调制装置侧透镜组在液晶面板的长度方向和横向上具有不同的功率。 因此,作为光投射系统的整个系统,光调制装置侧透镜组在纵向和横向上具有不同的放大率。 因此,可以使液晶面板的图像的纵横比与投影在屏幕上的图像的纵横比不同。 也就是说,可以根据纵横比进行转换。 此时,光调制装置侧透镜组的每个焦点或光阑与屏幕SC侧端面之间的距离p满足条件表达式,因此可以在两种状态下达到预定的或更高的远心度,也就是说 ,第一操作状态和第二操作状态。
    • 2. 发明授权
    • Optical projection system and projector including the same
    • 光学投影系统和投影机包括相同
    • US08760768B2
    • 2014-06-24
    • US13529439
    • 2012-06-21
    • Makoto OtaniEiji Morikuni
    • Makoto OtaniEiji Morikuni
    • G02B13/08G02B3/00G03B3/00G02B13/16
    • G02B13/08G02B13/12G02B13/16G02B13/22G02B21/14G03B21/142
    • An optical modulation device side lens group has different powers in the longitudinal direction and the lateral direction of a liquid crystal panel. Therefore, as the entire system of the optical projection system, the optical modulation device side lens group has different magnification in the longitudinal and lateral directions. Therefore, it is possible to make the aspect ratio of an image of the liquid crystal panel different from the aspect ratio of an image projected on a screen. That is, conversion can be performed on an aspect ratio. At this time, a distance p between each focus or a diaphragm and the screen SC side end surface of the optical modulation device side lens group satisfies the conditional expressions, so it is possible to achieve a predetermined or higher telecentricity in both states, that is, a first operating state and a second operating state.
    • 光调制装置侧透镜组在液晶面板的长度方向和横方向上具有不同的功率。 因此,作为光投影系统的整个系统,光调制装置侧透镜组在纵向和横向均具有不同的放大率。 因此,可以使液晶面板的图像的纵横比与投影在屏幕上的图像的纵横比不同。 也就是说,可以根据纵横比进行转换。 此时,光调制装置侧透镜组的每个焦点或光阑与屏幕SC侧端面之间的距离p满足条件表达式,因此可以在两种状态下实现预定的或更高的远心度,也就是说 ,第一操作状态和第二操作状态。
    • 3. 发明申请
    • OPTICAL PROJECTION SYSTEM AND PROJECTOR INCLUDING THE SAME
    • 光学投影系统和投影机,包括它们
    • US20130010370A1
    • 2013-01-10
    • US13529439
    • 2012-06-21
    • Makoto OTANIEiji Morikuni
    • Makoto OTANIEiji Morikuni
    • G02B13/08
    • G02B13/08G02B13/12G02B13/16G02B13/22G02B21/14G03B21/142
    • An optical modulation device side lens group has different powers in the longitudinal direction and the lateral direction of a liquid crystal panel. Therefore, as the entire system of the optical projection system, the optical modulation device side lens group has different magnification in the longitudinal and lateral directions. Therefore, it is possible to make the aspect ratio of an image of the liquid crystal panel different from the aspect ratio of an image projected on a screen. That is, conversion can be performed on an aspect ratio. At this time, a distance p between each focus or a diaphragm and the screen SC side end surface of the optical modulation device side lens group satisfies the conditional expressions, so it is possible to achieve a predetermined or higher telecentricity in both states, that is, a first operating state and a second operating state.
    • 光调制装置侧透镜组在液晶面板的长度方向和横方向上具有不同的功率。 因此,作为光投影系统的整个系统,光调制装置侧透镜组在纵向和横向均具有不同的放大率。 因此,可以使液晶面板的图像的纵横比与投影在屏幕上的图像的纵横比不同。 也就是说,可以根据纵横比进行转换。 此时,光调制装置侧透镜组的每个焦点或光阑与屏幕SC侧端面之间的距离p满足条件表达式,因此可以在两种状态下实现预定的或更高的远心度,也就是说 ,第一操作状态和第二操作状态。
    • 4. 发明授权
    • Projection optical system and projector including the same
    • 投影光学系统和投影机包括相同
    • US08801197B2
    • 2014-08-12
    • US13523390
    • 2012-06-14
    • Eiji MorikuniMakoto Otani
    • Eiji MorikuniMakoto Otani
    • G03B21/00G03B21/14G02B3/02G02B13/08G02B13/18G02B13/12G02B13/16G03B33/12
    • G02B13/12G02B13/16G03B21/142G03B33/12
    • A projection optical system which, when projecting an image of an optical modulator onto a projection surface on an enlarged scale, differs the aspect ratio of the image of the optical modulator and the aspect ratio of the image projected onto the projection surface, and includes, in order from the projection surface, a first group which is an enlargement optical system; a second group includes an adjustment optical component with a surface rotationally asymmetrical to an optical axis, when defining at least one direction of the vertical direction and the horizontal direction of the optical modulator as an adjustment direction in which conversion adjustment using compression or extension is performed, the adjustment optical component having at least one optical system which differs in power between the adjustment direction and another direction; and a third group which has a correction optical component with a surface rotationally symmetrical to the optical axis.
    • 一种投影光学系统,当将光学调制器的图像以放大的尺度投射到投影表面上时,将光学调制器的图像的纵横比和投影到投影表面上的图像的纵横比不同, 从投影表面依次排列第一组,其是放大光学系统; 当将光学调制器的垂直方向和水平方向的至少一个方向定义为使用压缩或扩展进行转换调整的调整方向时,第二组包括具有与光轴旋转不对称的表面的调节光学部件 所述调整光学部件具有至少一个在所述调整方向与另一方向之间的功率不同的光学系统; 以及具有具有与光轴旋转对称的表面的校正光学部件的第三组。
    • 5. 发明授权
    • Optical projection system and projector including the same
    • 光学投影系统和投影机包括相同
    • US08870388B2
    • 2014-10-28
    • US13554540
    • 2012-07-20
    • Makoto OtaniEiji Morikuni
    • Makoto OtaniEiji Morikuni
    • G03B21/14G02B13/12
    • G02B13/12G03B21/142
    • A light modulation device side lens group has different power in the longitudinal and lateral directions and different magnifications in the longitudinal and lateral directions. Therefore, it is possible to make the aspect ratio of an image of the liquid crystal panel different from the aspect ratio of an image projected on a screen. That is, conversion can be performed on an aspect ratio which is a ratio of width to height using the optical projection system. At this time, a distance p and a distance p′ between a diaphragm and the screen SC side end surface of the light modulation device side lens group satisfies predetermined conditional expressions, so it is possible to achieve a predetermined or higher telecentricity in both states, that is, a first operating state and a second operating state.
    • 光调制装置侧透镜组在纵向和横向上具有不同的功率,并且在纵向和横向上具有不同的倍率。 因此,可以使液晶面板的图像的纵横比与投影在屏幕上的图像的纵横比不同。 也就是说,可以使用光学投影系统的宽高比来进行转换。 此时,光调制装置侧透镜组的光阑和屏幕SC侧端面之间的距离p和距离p'满足预定的条件表达式,因此可以在两种状态下实现预定的或更高的远心度, 即第一操作状态和第二操作状态。
    • 6. 发明授权
    • Projection system and projector including the same
    • 投影系统和投影机包括相同
    • US08662679B2
    • 2014-03-04
    • US13493572
    • 2012-06-11
    • Makoto OtaniEiji Morikuni
    • Makoto OtaniEiji Morikuni
    • G03B21/14G03B3/00G02B9/00G02B9/08
    • G02B13/08G02B13/16G03B21/142G03B33/12
    • An object-side lens group has different power factors between the vertical and horizontal directions of a liquid crystal panel, and a projection system as a whole therefore has different focal lengths between the vertical and horizontal directions and hence different magnification factors between the vertical and horizontal directions, whereby the aspect ratio of an image on the liquid crystal panel can be set at a value different from the aspect ratio of an image projected on a screen. That is, the projection system can convert the aspect ratio, which is the ratio of the width to the height of an image. When the distance between a diaphragm and an extreme end surface of the object-side lens group on the screen side satisfies a predetermined condition, at least a certain degree of telecentricity can be provided both in the vertical and horizontal directions.
    • 物体侧透镜组在液晶面板的垂直和水平方向之间具有不同的功率因数,因此整个投影系统在垂直和水平方向之间具有不同的焦距,因此垂直和水平之间的不同放大系数 方向,由此可以将液晶面板上的图像的纵横比设置为与投影在屏幕上的图像的纵横比不同的值。 也就是说,投影系统可以转换纵横比,即宽度与图像高度的比值。 当屏幕侧的隔膜和物体侧透镜组的前端面之间的距离满足预定条件时,可以在垂直和水平方向上至少提供一定程度的远心度。
    • 7. 发明申请
    • OPTICAL PROJECTION SYSTEM AND PROJECTOR INCLUDING THE SAME
    • 光学投影系统和投影机,包括它们
    • US20130010371A1
    • 2013-01-10
    • US13529444
    • 2012-06-21
    • Makoto OTANIEiji Morikuni
    • Makoto OTANIEiji Morikuni
    • G02B13/08
    • G02B13/08G02B13/12G02B13/16G02B13/22G02B27/64G03B21/142
    • A light modulation device side lens group has different powers in the longitudinal direction and the lateral direction of a liquid crystal panel. Therefore, as the entire system of the optical projection system, the light modulation device side lens group has different magnification in the longitudinal and lateral directions. Therefore, it is possible to make the aspect ratio of an image of the liquid crystal panel different from the aspect ratio of an image projected on a screen. That is, conversion can be performed on an aspect ratio. At this time, a distance p between each focus or a diaphragm and the screen SC side end surface of the light modulation device side lens group satisfies the conditional expressions, so it is possible to achieve a predetermined or higher telecentricity in both states, that is, a first operating state and a second operating state.
    • 光调制装置侧透镜组在液晶面板的长度方向和横向上具有不同的功率。 因此,作为光投射系统的整个系统,光调制装置侧透镜组在纵向和横向上具有不同的放大率。 因此,可以使液晶面板的图像的纵横比与投影在屏幕上的图像的纵横比不同。 也就是说,可以根据纵横比进行转换。 此时,光调制装置侧透镜组的每个焦点或光阑与屏幕SC侧端面之间的距离p满足条件表达式,因此可以在两种状态下达到预定的或更高的远心度,也就是说 ,第一操作状态和第二操作状态。
    • 9. 发明授权
    • Projector, projection unit, and interactive board
    • 投影机,投影机和交互式电路板
    • US08955981B2
    • 2015-02-17
    • US13428593
    • 2012-03-23
    • Eiji Morikuni
    • Eiji Morikuni
    • G03B21/14G03B21/28G02B17/08G03B21/62G03B21/10G03B21/20
    • G03B21/28G02B17/0896G03B21/10G03B21/147G03B21/2073G03B21/62
    • A projector includes: a main body section including a light source, a display surface illuminated by light from the light source, and an emission optical system adapted to emit light from the display surface; and a projection unit adapted to project light from the display surface toward an irradiated surface, the light being emitted from the emission optical system, wherein the projection unit includes an image plane control optical system adapted to change the light emitted from the emission optical system to light forming an image plane of the display surface tilted with respect to the display surface, and an angle-widening mirror with a concave surface having positive power and adapted to reflect light forming an image plane of the display surface tilted with respect to the display surface and widen an angle of the light.
    • 投影机包括:主体部分,包括光源,由来自光源的光照射的显示表面和适于从显示表面发射光的发射光学系统; 以及投射单元,其适于将来自所述显示表面的光朝向照射表面投射,所述光从所述发射光学系统发射,其中所述投影单元包括图像平面控制光学系统,其适于将从所述发射光学系统发射的光改变为 形成相对于显示面倾斜的显示面的像平面的光,以及具有正功率的凹面的角度加宽镜,其适于反射形成相对于显示面倾斜的显示面的像面的光 并扩大光线的角度。