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公开(公告)号：US07618161B2
公开(公告)日：2009-11-17
申请号：US11224953
申请日：2005-09-14
IPC分类号： F21V5/04
CPC分类号： G02B3/08 , F21V5/045 , F21W2131/406
摘要： In a Fresnel lens which is made of a lens material whose refraction index is n, and focuses light beam from a light source at a specified radiation view angle φ, and has plural N pieces of circular lens surfaces arranged concentrically around a common optical axis, and plural circular rise surfaces arranged adjacent alternately between these lens surfaces, and two lens surfaces adjacent via at least one of the rise surfaces are concave surfaces, and tangent lines and at the intersecting point with the rise surfaces of the shape of a cross section passing through the optical axis of those lens surfaces intersect at the outside with respect to the optical axis, and when the angle formed between these tangent lines is defined as θ, a relational equation θ≧φ/(2 n N) stands.
摘要翻译： 在由折射率为n的透镜材料制成的菲涅尔透镜中，以特定的放射线角度phi聚焦来自光源的光束，并且具有围绕公共光轴同心设置的多个N个圆形透镜表面， 以及在这些透镜表面之间交替布置的多个圆形上升表面，并且经由至少一个上升表面相邻的两个透镜表面是凹形表面，并且切线和在与横截面形状的上升表面的交点处通过 通过这些透镜表面的光轴相对于光轴在外部相交，并且当这些切线之间形成的角度被定义为θ时，关系方程θ> = phi /（2n N）。
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公开(公告)号：US20060056185A1
公开(公告)日：2006-03-16
申请号：US11224953
申请日：2005-09-14
IPC分类号： F21V5/00
CPC分类号： G02B3/08 , F21V5/045 , F21W2131/406
摘要： In a Fresnel lens which is made of a lens material whose refraction index is n, and focuses light beam from a light source at a specified radiation view angle φ, and has plural N pieces of circular lens surfaces arranged concentrically around a common optical axis, and plural circular rise surfaces arranged adjacent alternately between these lens surfaces, and two lens surfaces adjacent via at least one of the rise surfaces are concave surfaces, and tangent lines and at the intersecting point with the rise surfaces of the shape of a cross section passing through the optical axis of those lens surfaces intersect at the outside with respect to the optical axis, and when the angle formed between these tangent lines is defined as θ, a relational equation θ≧φ/(2 n N) stands.
摘要翻译： 在由折射率为n的透镜材料制成的菲涅尔透镜中，以特定的放射线角度phi聚焦来自光源的光束，并且具有围绕公共光轴同心设置的多个N个圆形透镜表面， 以及在这些透镜表面之间交替布置的多个圆形上升表面，并且经由至少一个上升表面相邻的两个透镜表面是凹形表面，并且切线和在与横截面形状的上升表面的交点处通过 通过这些透镜表面的光轴相对于光轴在外部相交，并且当这些切线之间形成的角度被定义为θ时，关系方程θ> = phi /（2n N）。
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公开(公告)号：US20130114293A1
公开(公告)日：2013-05-09
申请号：US13673001
申请日：2012-11-09
IPC分类号： F21V8/00
CPC分类号： F21V7/04 , G02B6/002 , G02B6/0068 , G02B6/0078
摘要： According to one embodiment, a surface light source device includes a light guide plate, and first and second light-emitting units. The light guide plate includes a flat portion and a curved portion. The curved portion guides, to the flat portion, light introduced from the end surface and transmits light introduced from the inner circumferential surface. The flat portion includes a light diffusing portion to diffuse the light guided by the curved portion, and a light-emitting surface to output the light diffused by the light diffusing portion. The first light-emitting unit emits light toward the end surface. The second light-emitting unit emits light toward the inner circumferential surface.
摘要翻译： 根据一个实施例，面光源装置包括导光板以及第一和第二发光单元。 导光板包括平坦部分和弯曲部分。 弯曲部将从端面导入的光引导到平坦部，并透射从内周面导入的光。 平坦部分包括用于扩散由弯曲部分引导的光的光漫射部分和用于输出由光漫射部分漫射的光的发光表面。 第一发光单元朝向端面发光。 第二发光单元向内周面发光。
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公开(公告)号：US08696184B2
公开(公告)日：2014-04-15
申请号：US13673001
申请日：2012-11-09
IPC分类号： F21V7/04
CPC分类号： F21V7/04 , G02B6/002 , G02B6/0068 , G02B6/0078
摘要： According to one embodiment, a surface light source device includes a light guide plate, and first and second light-emitting units. The light guide plate includes a flat portion and a curved portion. The curved portion guides, to the flat portion, light introduced from the end surface and transmits light introduced from the inner circumferential surface. The flat portion includes a light diffusing portion to diffuse the light guided by the curved portion, and a light-emitting surface to output the light diffused by the light diffusing portion. The first light-emitting unit emits light toward the end surface. The second light-emitting unit emits light toward the inner circumferential surface.
摘要翻译： 根据一个实施例，面光源装置包括导光板以及第一和第二发光单元。 导光板包括平坦部分和弯曲部分。 弯曲部将从端面导入的光引导到平坦部，并透射从内周面导入的光。 平坦部分包括用于扩散由弯曲部分引导的光的光漫射部分和用于输出由光漫射部分漫射的光的发光表面。 第一发光单元朝向端面发光。 第二发光单元向内周面发光。
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公开(公告)号：US20120218611A1
公开(公告)日：2012-08-30
申请号：US13465113
申请日：2012-05-07
CPC分类号： G01N21/8901 , G07D7/121 , G07D11/0084 , H04N1/0285 , H04N1/02865
摘要： According to one embodiment, illumination apparatus including, first light source module which includes light-emitting module that emits light, light-emitting module having line shape, and first reflection member which includes first reflection surface that reflects light emitted from light-emitting module of first light source module for predetermined range, wherein first reflection surface has cross section that has zigzag line shape including plurality of line segments running along standard oval, which has major axis that forms predetermined angle with direction perpendicular to predetermined range, in direction perpendicular to longitudinal direction of light-emitting module of first light source module.
摘要翻译： 根据一个实施例，照明装置包括：第一光源模块，其包括发光的发光模块，具有线形的发光模块;以及第一反射构件，其包括反射从第一反射面发射的光的第一反射面， 第一光源模块，其中第一反射表面具有锯齿线形状的横截面，包括沿着垂直于纵向方向的垂直于标准椭圆的多个线段，其具有与垂直于预定范围的方向垂直于预定范围的方向形成预定角度的长轴 第一光源模块的发光模块的方向。
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公开(公告)号：US07663769B2
公开(公告)日：2010-02-16
申请号：US12235629
申请日：2008-09-23
申请人： Hiromichi Hayashihara , Masataka Shiratsuchi , Yoshinori Honguh , Takeshi Morino , Hiroshi Ohno
发明人： Hiromichi Hayashihara , Masataka Shiratsuchi , Yoshinori Honguh , Takeshi Morino , Hiroshi Ohno
IPC分类号： G01B11/28
CPC分类号： G03G15/6508 , B65H1/00 , B65H3/60 , B65H7/14 , B65H2511/13 , B65H2553/414 , B65H2553/46 , G03G15/5029 , G03G2215/00738 , B65H2220/03
摘要： A sheet thickness measuring device includes: an illumination unit that outputs a light that is illuminated into a stack of sheets from a first area defined on one of faces including a top face, a bottom face, and side faces of the stack of sheets; a detection unit that detects a light amount distribution of light entered into the stack of sheets and propagated to a second area through the stack of sheets, the second area defined on one of the side faces of the stack of sheets; and a calculation unit that calculates a thickness of a sheet in the stack of sheets based on the light amount distribution detected by the detection unit.
摘要翻译： 一种片材厚度测量装置，包括：照明单元，其从包括片材的上表面，底面和侧面的一个面上的第一区域输出被照射成一堆片材的光; 检测单元，其检测进入所述纸张堆叠中的光的光量分布并且通过所述纸张堆叠传播到第二区域，所述第二区域限定在所述纸张堆叠的一个侧面上; 以及计算单元，其基于由所述检测单元检测到的光量分布来计算所述纸张堆叠中的纸张的厚度。
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公开(公告)号：US08610967B2
公开(公告)日：2013-12-17
申请号：US13465113
申请日：2012-05-07
IPC分类号： H04N1/04
CPC分类号： G01N21/8901 , G07D7/121 , G07D11/0084 , H04N1/0285 , H04N1/02865
摘要： According to one embodiment, illumination apparatus including, first light source module which includes light-emitting module that emits light, light-emitting module having line shape, and first reflection member which includes first reflection surface that reflects light emitted from light-emitting module of first light source module for predetermined range, wherein first reflection surface has cross section that has zigzag line shape including plurality of line segments running along standard oval, which has major axis that forms predetermined angle with direction perpendicular to predetermined range, in direction perpendicular to longitudinal direction of light-emitting module of first light source module.
摘要翻译： 根据一个实施例，照明装置包括：第一光源模块，其包括发光的发光模块，具有线状的发光模块;以及第一反射构件，其包括反射从第一反射面发射的光的第一反射面， 第一光源模块，其中第一反射表面具有锯齿线形状的横截面，包括沿着垂直于纵向方向的垂直于标准椭圆的多个线段，其具有与垂直于预定范围的方向垂直于预定范围的方向形成预定角度的长轴 第一光源模块的发光模块的方向。
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公开(公告)号：US20120236539A1
公开(公告)日：2012-09-20
申请号：US13222145
申请日：2011-08-31
CPC分类号： G09F13/04 , G02B6/002 , G02B6/0023 , G02B6/0055 , G09F13/18
摘要： A light guide plate comprising a flat-plate member provided with a first surface including a flat surface portion and a recessed portion in a conic-like solid shape and a second surface opposed to the first surface, the flat-plate member configured to receive light from the recessed portion, to propagate the light inside the flat-plate member while diffusing the light, and to radiate the diffused light from the second surface, wherein an angle between an inclined surface of the recessed portion and a normal line to the flat surface portion is smaller than a value obtained by calculation in which twice a critical angle where the light is totally reflected by the second surface inside the flat-plate member is subtracted from 90°.
摘要翻译： 一种导光板，包括平板部件，该平板部件设置有包括平坦表面部分和具有圆锥形实体形状的凹陷部分的第一表面和与所述第一表面相对的第二表面，所述平板部件被配置为接收光 从凹部移动，在使光散射的同时使平板内的光传播，并且从第二表面散射漫射光，其中凹部的倾斜面与平面的法线之间的角度 部分小于通过计算获得的值，其中从平板构件内部的第二表面全面反射光的临界角的两倍从90°减去。
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公开(公告)号：US20090086217A1
公开(公告)日：2009-04-02
申请号：US12235629
申请日：2008-09-23
申请人： Hiromichi Hayashihara , Masataka Shiratsuchi , Yoshinori Honguh , Takeshi Morino , Hiroshi Ohno
发明人： Hiromichi Hayashihara , Masataka Shiratsuchi , Yoshinori Honguh , Takeshi Morino , Hiroshi Ohno
CPC分类号： G03G15/6508 , B65H1/00 , B65H3/60 , B65H7/14 , B65H2511/13 , B65H2553/414 , B65H2553/46 , G03G15/5029 , G03G2215/00738 , B65H2220/03
摘要： A sheet thickness measuring device includes: an illumination unit that outputs a light that is illuminated into a stack of sheets from a first area defined on one of faces including a top face, a bottom face, and side faces of the stack of sheets; a detection unit that detects a light amount distribution of light entered into the stack of sheets and propagated to a second area through the stack of sheets, the second area defined on one of the side faces of the stack of sheets; and a calculation unit that calculates a thickness of a sheet in the stack of sheets based on the light amount distribution detected by the detection unit.
摘要翻译： 一种片材厚度测量装置，包括：照明单元，其从包括片材的上表面，底面和侧面的一个面上的第一区域输出被照射成一堆片材的光; 检测单元，其检测进入所述纸张堆叠中的光的光量分布并且通过所述纸张堆叠传播到第二区域，所述第二区域限定在所述纸张堆叠的一个侧面上; 以及计算单元，其基于由所述检测单元检测到的光量分布来计算所述纸张堆叠中的纸张的厚度。
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公开(公告)号：US06344928B1
公开(公告)日：2002-02-05
申请号：US09599897
申请日：2000-06-23
IPC分类号： G02B2710
CPC分类号： G03B21/60 , G02B3/0056 , G02B3/0062 , G02B3/0068 , G02B27/025 , G02B27/18 , H04N5/74 , H04N9/12
摘要： An object of the present invention is to provide a display device which can realize a magnified image. A display device comprises a display panel having a predetermined effective display region PS, a display screen, and a magnifying optical system including a first inverting optical system constituted by a first lens array in which a plurality of first lenses corresponding to the display panel are arrayed and a second inverting optical system constituted by a second lens array in which a plurality of second lenses corresponding to the first lenses are arrayed. The magnifying optical system constitutes a plurality of channels for forming on the display screen a magnified erect image for a display image on the display panel through the corresponding first and second lenses. The magnifying optical system is constructed so as to form on the display screen an image of an image point on the display panel through at least three of the channels.
摘要翻译： 本发明的目的是提供一种能够实现放大图像的显示装置。 显示装置包括具有预定有效显示区域PS，显示屏幕和放大光学系统的显示面板，该显示屏幕包括由第一透镜阵列构成的第一反相光学系统，其中排列与显示面板对应的多个第一透镜 以及由第二透镜阵列构成的第二反转光学系统，其中排列与第一透镜相对应的多个第二透镜。 放大光学系统构成多个通道，用于通过相应的第一和第二透镜在显示屏上形成用于显示面板上的显示图像的放大直立图像。 放大光学系统构造成通过至少三个通道在显示屏上形成显示面板上的图像点的图像。
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