公开(公告)号：US20100033651A1

公开(公告)日：2010-02-11

申请号：US12088563

申请日：2007-07-25

申请人： Mitsunari Hoshi ,  Shigehiro Yamakita ,  Shogo Shinkai

发明人： Mitsunari Hoshi ,  Shigehiro Yamakita ,  Shogo Shinkai

IPC分类号： G02F1/1335 ,  G02F1/13357

CPC分类号： G02F1/133604 ,  G02F2001/133607

摘要： Using a distance L between the centers of light sources 12, 12; a refractive index n of an optical element 15; a thickness d of the optical element; a distance W from the center of the light source to the optical element; a refractive index n0 of air; an angle of incidence θ1 of light emitted from the light sources and coming into the optical element, relative to the direction of optical axes; an angle of refraction θ2 of light, incident on the optical element, in the optical element; a diameter of each light source as D; and a maximum tangential angle a formed between a tangential line in contact with an outer surface of a luminance distribution generating layer 18 and a plane orthogonal to the optical axes, there is included a maximum tangential angle a satisfying x>L/2−D/2 when calculating a travel range x of a split image of the light sources in a direction normal to the optical axes using (1) n0 sin(a)=n sin(a−θ2), (2) n0 sin θ1=n sin θ2 and (3) x=W tan θ1+d tan θ2. This facilitates uniformalizing of front luminance distribution.

摘要翻译： 使用光源12,12的中心之间的距离L; 光学元件15的折射率n; 光学元件的厚度d; 从光源的中心到光学元件的距离W; 空气的折射率n0; 从光源发射并相对于光轴方向进入光学元件的光的入射角θ1; 在光学元件中入射到光学元件上的光的折射角θ2; 每个光源的直径为D; 并且在与亮度分布生成层18的外表面接触的切线和与光轴正交的平面之间形成的最大切线角α包括满足x> L / 2-D / （1）n0 sin（a）= nsin（a-θ2），（2）n0sinθ1= nsin2计算光源的分割图像在垂直于光轴的方向上的行进范围x θ2和（3）x = Wtanθ1+ dtanθ2。 这有利于正面亮度分布的均匀化。

公开(公告)号：US07768593B2

公开(公告)日：2010-08-03

申请号：US12088563

申请日：2007-07-25

申请人： Mitsunari Hoshi ,  Shigehiro Yamakita ,  Shogo Shinkai

发明人： Mitsunari Hoshi ,  Shigehiro Yamakita ,  Shogo Shinkai

IPC分类号： G02F1/1335

CPC分类号： G02F1/133604 ,  G02F2001/133607

摘要： Using a distance L between the centers of light sources 12, 12; a refractive index n of an optical element 15; a thickness d of the optical element; a distance W from the center of the light source to the optical element; a refractive index n0 of air; an angle of incidence θ1 of light emitted from the light sources and coming into the optical element, relative to the direction of optical axes; an angle of refraction θ2 of light, incident on the optical element, in the optical element; a diameter of each light source as D; and a maximum tangential angle a formed between a tangential line in contact with an outer surface of a luminance distribution generating layer 18 and a plane orthogonal to the optical axes, there is included a maximum tangential angle a satisfying x>L/2−D/2 when calculating a travel range x of a split image of the light sources in a direction normal to the optical axes using (1) n0 sin(a)=n sin(a−θ2), (2) n0 sin θ1=n sin θ2 and (3) x=W tan θ1+d tan θ2. This facilitates uniformalizing of front luminance distribution.

摘要翻译： 使用光源12,12的中心之间的距离L; 光学元件15的折射率n; 光学元件的厚度d; 从光源的中心到光学元件的距离W; 空气的折射率n0; 相对于光轴的方向，从光源发射并进入光学元件的光的入射角和角度; 一个折射角; 2个入射到光学元件上的光，在光学元件中; 每个光源的直径为D; 并且在与亮度分布生成层18的外表面接触的切线和与光轴正交的平面之间形成的最大切线角α包括满足x> L / 2-D / （1）n0 sin（a）= nsin（a-＆thetas; 2），（2）n0 sin＆amp; thetas中计算光源的分割图像在垂直于光轴的方向上的行进范围x 1 = n sin＆Thetas; 2和（3）x = W tan＆Thetas; 1 + d tan＆Thetas; 2。 这有利于正面亮度分布的均匀化。

公开(公告)号：US20080259243A1

公开(公告)日：2008-10-23

申请号：US11936599

申请日：2007-11-07

申请人： Eiji Ohta ,  Toru Abiko ,  Yasuyuki Kudo ,  Shogo Shinkai ,  Shigehiro Yamakita ,  Makoto Aoki

发明人： Eiji Ohta ,  Toru Abiko ,  Yasuyuki Kudo ,  Shogo Shinkai ,  Shigehiro Yamakita ,  Makoto Aoki

IPC分类号： G02B5/02 ,  G02F1/1335

CPC分类号： G02F1/133606 ,  G02B5/045 ,  G02F2201/54 ,  G02F2202/28

摘要： There is provided an optical sheet stack which includes a first optical sheet having a large number of irregularities consecutively arranged on one surface thereof, and a second optical sheet stacked thereon. In the optical sheet stack, the second optical sheet has, on a bonding surface thereof, an adhesive layer bonded with apexes of the irregularities, and while assuming pitch of arrangement of the irregularities as P, and width of bonding of each apex of the irregularities bonded to the adhesive layer as Pw, the relation of 0

摘要翻译： 提供了一种光学片堆叠，其包括在其一个表面上连续布置有大量不规则的第一光学片和叠置在其上的第二光学片。 在光学片堆叠中，第二光学片在其接合表面上具有与凹凸的顶点接合的粘合剂层，并且在假设凹凸的间距为P的情况下，以及不规则部的各顶点的接合宽度 与Pw粘合到粘合剂层，满足0

公开(公告)号：US07782420B2

公开(公告)日：2010-08-24

申请号：US12099648

申请日：2008-04-08

申请人： Eiji Ohta ,  Toru Abiko ,  Masayasu Kakinuma ,  Ken Hosoya ,  Taku Ishimori ,  Shigehiro Yamakita ,  Shogo Shinkai

发明人： Eiji Ohta ,  Toru Abiko ,  Masayasu Kakinuma ,  Ken Hosoya ,  Taku Ishimori ,  Shigehiro Yamakita ,  Shogo Shinkai

IPC分类号： G02F1/1335 ,  F21V7/04 ,  F21V5/00

CPC分类号： G02F1/133308 ,  G02F2201/54

摘要： An optical element covering member is provided which can suppress degradation in display performance caused by warping and undulation. The optical element covering member includes at least one optical element, a support medium supporting the optical element; and a covering member covering the optical element and the support medium. In the above optical element covering member, the covering member has a Vicat softening point of more than 85° C., and at least one surface of the covering member, which covers the support medium, has a coefficient of thermal expansion in the range of 85% to 160% of the coefficient of thermal expansion of the support medium.

摘要翻译： 提供了一种光学元件覆盖件，其可以抑制由翘曲和波动引起的显示性能的劣化。 光学元件覆盖构件包括至少一个光学元件，支撑光学元件的支撑介质; 以及覆盖光学元件和支撑介质的覆盖部件。 在上述光学元件覆盖部件中，覆盖部件具有大于85℃的维卡软化点，覆盖支撑介质的覆盖部件的至少一个表面的热膨胀系数在 85％至160％的支撑介质的热膨胀系数。

公开(公告)号：US20100195314A1

公开(公告)日：2010-08-05

申请号：US12669396

申请日：2009-05-20

申请人： Shogo Shinkai ,  Shigehiro Yamakita ,  Hirokazu Odagiri ,  Yasuyuki Kudo

发明人： Shogo Shinkai ,  Shigehiro Yamakita ,  Hirokazu Odagiri ,  Yasuyuki Kudo

IPC分类号： G02F1/13357 ,  F21V1/00

CPC分类号： G02B3/0043 ,  G02B5/0263 ,  G02F1/133606 ,  G02F1/133611 ,  G02F2001/133607

摘要： An illuminating device capable of decreasing not only in-plane luminance unevenness in the front face direction but also in-plane luminance unevenness when viewed from a diagonal direction is provided. Where an occupancy ratio of a return light generation section in which light from respective linear light sources vertically entering a light incident surface of an optical sheet is entirely reflected by a surface of a convex section and return light oriented toward a reflecting plate is generated out of a first region R1 when the optical sheet is viewed from the normal line direction of a face is K1; and where an occupancy ratio of a return light generation section in which light from the respective linear light sources vertically entering the light incident surface of the optical sheet is entirely reflected by a surface of convex sections and return light oriented toward the reflecting plate is generated out of a second region when the optical sheet is viewed from the normal line direction of the face is K2, and K1 is larger than K2.

摘要翻译： 提供了一种照明装置，其能够不仅从正面方向减少面内的亮度不均匀性，还能够从对角线方向观察时降低面内的亮度不均匀性。 其中垂直进入光学片的光入射面的各个线性光源的光完全被凸部的表面反射并返回朝向反射板的光的返回光生成部的占有率从 当从面的法线方向观察光学片时的第一区域R1为K1; 并且其中来自垂直进入光学片的光入射表面的各个线性光源的光完全被凸部的表面反射并返回朝向反射板的光的返回光产生部的占有率被产生 当从面的法线方向观察光学片时的第二区域是K2，K1大于K2。

公开(公告)号：US20090059122A1

公开(公告)日：2009-03-05

申请号：US12196890

申请日：2008-08-22

申请人： Shogo Shinkai ,  Shigehiro Yamakita ,  Taro Omura ,  Taku Ishimori ,  Eiji Ohta

发明人： Shogo Shinkai ,  Shigehiro Yamakita ,  Taro Omura ,  Taku Ishimori ,  Eiji Ohta

IPC分类号： G02F1/13357 ,  G09F13/08

CPC分类号： G02F1/133606 ,  G02F1/133604 ,  G02F1/133611 ,  G02F2001/133607

摘要： A surface emitting device includes a plurality of light sources disposed on an identical plane, an optical element having translucent properties and having formed thereon a luminance distribution-forming layer for suppressing luminance variations of light emitted from the plurality of light sources. A reflective surface is provided. for reflecting a light emitted from the plurality of light sources, the reflective surface being disposed opposite to the optical element by sandwiching the plurality of light sources with an air layer in between the reflective surface and the optical element. A diffuser for diffusing the light emitted from the plurality of light sources is disposed opposite to the plurality of light sources by sandwiching the optical element.

摘要翻译： 表面发射装置包括设置在同一平面上的多个光源，具有半透明特性的光学元件，并且其上形成有用于抑制从多个光源发射的光的亮度变化的亮度分布形成层。 提供反射表面。 为了反射从多个光源发射的光，反射表面通过将多个光源与反射表面和光学元件之间的空气层夹在中间而与光学元件相对设置。 用于使从多个光源发射的光扩散的扩散器通过夹着光学元件与多个光源相对设置。

公开(公告)号：US08016450B2

公开(公告)日：2011-09-13

申请号：US12539342

申请日：2009-08-11

申请人： Shogo Shinkai ,  Shigehiro Yamakita ,  Yasuyuki Kudo ,  Taku Ishimori ,  Eiji Ohta ,  Yutaka Muramoto

发明人： Shogo Shinkai ,  Shigehiro Yamakita ,  Yasuyuki Kudo ,  Taku Ishimori ,  Eiji Ohta ,  Yutaka Muramoto

IPC分类号： G09F13/04 ,  G09F13/08

CPC分类号： G02F1/133606 ,  G02B3/0006 ,  G02B5/045 ,  G02F1/133603 ,  G02F2001/133607

摘要： An illuminating apparatus is provided and includes a plurality of point light sources in one plane and a first optical sheet and a second optical sheet overlapped in a region facing the plurality of point light sources. The plurality of point light sources are arranged in a first direction and also arranged in a second direction orthogonal to the first direction. The first optical sheet has a plurality of first three-dimensional structures extending in a direction parallel to the first direction and arranged in a direction parallel to the second direction. The second optical sheet has a plurality of second three-dimensional structures extending in a direction parallel to the second direction and arranged in a direction parallel to the first direction. Each of the second three-dimensional structures has a shape which generates a larger amount of return light from normal incident light as compared with the first three-dimensional structures.

摘要翻译： 提供一种照明装置，在一个平面中包括多个点光源，并且在与多个点光源相对的区域中重叠的第一光学片和第二光学片。 多个点光源配置在与第一方向正交的第二方向上的第一方向上。 第一光学片具有沿平行于第一方向的方向延伸的多个第一三维结构，并且沿与第二方向平行的方向排列。 第二光学片具有在与第二方向平行的方向上延伸并沿与第一方向平行的方向设置的多个第二三维结构。 与第一三维结构相比，第二三维结构中的每一个具有从正常入射光产生更大量的返回光的形状。

公开(公告)号：US20090079900A1

公开(公告)日：2009-03-26

申请号：US12212194

申请日：2008-09-17

申请人： Eiji Ohta ,  Ken Hosoya ,  Yasuyuki Kudo ,  Shigehiro Yamakita ,  Masayasu Kakinuma ,  Taku Ishimori ,  Shogo Shinkai

发明人： Eiji Ohta ,  Ken Hosoya ,  Yasuyuki Kudo ,  Shigehiro Yamakita ,  Masayasu Kakinuma ,  Taku Ishimori ,  Shogo Shinkai

IPC分类号： G02F1/1333 ,  B60Q3/04 ,  G02B5/00

CPC分类号： G02F1/133602 ,  G02F1/133606 ,  G02F1/133608 ,  G02F2201/54

摘要： An optical element covering member includes: at least one optical element; a support medium supporting the at least one optical element; and a shrinkable covering member covering the at least one optical element and the support medium. In the optical element covering member, among sides forming primary surfaces of the support medium, at least one set of sides facing each other is covered with the covering member, and the following equation (1) is satisfied under conditions at a temperature of 70° C., 0≦F≦1.65×104×t/L   (1) where t indicates the thickness of the support medium, L indicates the length of the side of the support medium covered with the covering member, F indicates a tensile force of the covering member, which acts in a direction parallel to the side having the length L.

摘要翻译： 光学元件覆盖部件包括：至少一个光学元件; 支撑所述至少一个光学元件的支撑介质; 以及覆盖所述至少一个光学元件和所述支撑介质的可收缩覆盖构件。 在光学元件覆盖部件中，在形成支撑介质的主表面的侧面中，至少一对面对面被覆盖部件覆盖，并且在温度为70°的条件下满足以下等式（1） C，<？in-line-formula description =“In-line Formulas”end =“lead”？> 0 <= F <= 1.65x104xt / L（1）<？in-line-formula description = 线公式“end =”tail“？>其中t表示支撑介质的厚度，L表示覆盖件覆盖的支撑介质的一侧的长度，F表示覆盖件的张力， 平行于长度为L的一侧的方向

公开(公告)号：US20090079899A1

公开(公告)日：2009-03-26

申请号：US12209867

申请日：2008-09-12

申请人： Eiji Ohta ,  Ken Hosoya ,  Shigehiro Yamakita ,  Shogo Shinkai ,  Masayasu Kakinuma ,  Taku Ishimori

发明人： Eiji Ohta ,  Ken Hosoya ,  Shigehiro Yamakita ,  Shogo Shinkai ,  Masayasu Kakinuma ,  Taku Ishimori

IPC分类号： G02F1/1333 ,  B60Q3/04 ,  G02B7/02

CPC分类号： G02F1/133606 ,  B65D85/38 ,  G02F2201/54

摘要： An optical element package includes at least one optical element; a supporting member that supports the at least one optical element; and a packaging component having shrinkability that packages the at least one optical element and the supporting member. The supporting member has two main surfaces having a rectangular shape, and in angle formed between an orientation axis of a main surface portion of the packaging component and a side surface of the supporting member is 8° or less.

摘要翻译： 光学元件封装包括至少一个光学元件; 支撑构件，其支撑所述至少一个光学元件; 以及具有收缩性的包装部件，其包装所述至少一个光学元件和所述支撑部件。 支撑构件具有矩形形状的两个主表面，并且在包装构件的主表面部分的取向轴线和支撑构件的侧表面之间形成的角度为8°或更小。

公开(公告)号：US20080252826A1

公开(公告)日：2008-10-16

申请号：US12100231

申请日：2008-04-09

申请人： Shigehiro Yamakita ,  Eiji Ohta ,  Shogo Shinkai ,  Taku Ishimori

发明人： Shigehiro Yamakita ,  Eiji Ohta ,  Shogo Shinkai ,  Taku Ishimori

IPC分类号： G02B6/36

CPC分类号： G02F1/133536 ,  G02B6/0056 ,  G02F1/133608

摘要： An optical element covering member includes one or more optical elements, a support medium for supporting the one or more optical elements, and a covering member for covering the one or more optical elements and the support medium. At least one out of the one or more optical elements is a reflective polarizer, and the covering member has at least a region, through which the light inputted from a light source is emitted to a liquid crystal panel, the region having a phase difference lag of not more than 1/50π of a measured wavelength, with respect to an optical axis of the reflective polarizer.

摘要翻译： 光学元件覆盖构件包括一个或多个光学元件，用于支撑一个或多个光学元件的支撑介质，以及用于覆盖所述一个或多个光学元件和支撑介质的覆盖元件。 一个或多个光学元件中的至少一个是反射偏振器，并且覆盖部件具有至少一个区域，从光源输入的光通过该区域发射到液晶面板，具有相位差滞后的区域 相对于反射型偏振器的光轴为1 / 50pi以下的测定波长。