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    • 3. 发明授权
    • Illumination device and display device
    • 照明装置和显示装置
    • US09348081B2
    • 2016-05-24
    • US14130529
    • 2012-06-15
    • Ryuzo YukiTakeshi Ishida
    • Ryuzo YukiTakeshi Ishida
    • F21V8/00G02F1/1335
    • G02B6/0033G02B6/0018G02B6/0035G02B6/0036G02B6/0053G02F1/133615
    • Provided is an illumination device capable of improved illumination quality. This back-light unit (illumination device) (20) is provided with a light source, and a light guide (23) which guides light from the light source. The light guide (23) includes an incidence surface (light incidence surface (23a)) where light from the light source is incident, an end region (22b) on the light source side, and a light emitting region (22a) arranged on the side opposite of the light source with respect to the end region (22b). Prisms (23e) which reflect the light entering the light guide (23) are provided in the light emitting region of the light guide (23). These prisms (23e) are configured to begin from a position (L1) separated by a predetermined distance (D30) from the light incidence surface (23a) in the end region (22b).
    • 提供能够提高照明质量的照明装置。 该背光单元(照明装置)(20)设置有光源,以及导光体(23),其引导来自光源的光。 光导(23)包括入射面(光入射面(23a)),其中来自光源的光入射,光源侧的端部区域(22b)和布置在光源侧的发光区域 相对于端部区域(22b)与光源相反的一侧。 反射入射光导(23)的光的棱镜(23e)设置在光导(23)的发光区域。 这些棱镜(23e)被配置为从在端部区域(22b)中与光入射表面(23a)分开预定距离(D30)的位置(L1)开始。
    • 4. 发明授权
    • Illumination device and display device
    • 照明装置和显示装置
    • US09164216B2
    • 2015-10-20
    • US14130532
    • 2012-06-13
    • Ryuzo YukiTakeshi IshidaFumie Kunimasa
    • Ryuzo YukiTakeshi IshidaFumie Kunimasa
    • F21V7/04F21V8/00
    • G02B6/0018G02B6/0016G02B6/0038G02B6/0053
    • Provided is an illumination device for obtaining planar light having satisfactory uniformity and suppressed brightness irregularities. A backlight unit (illumination device) (20) comprises a light source and a light-guiding element (23) for guiding light from the light source. The light-guiding element (23) includes prisms (23q) formed in an end area (22b) on the light source side, and prisms (23i) formed in an area (a light-emitting area (22a)) on the side opposite the light source relative to the end area (22b). The prisms (23q) vary the propagation angle of light spreading in a direction intersecting the direction of light entry, more so than the prisms (23i).
    • 提供一种用于获得具有令人满意的均匀性和抑制的亮度不规则的平面光的照明装置。 背光单元(照明装置)(20)包括光源和用于引导来自光源的光的导光元件(23)。 导光元件(23)包括形成在光源侧的端部区域(22b)中的棱镜(17a)和形成在相对侧的区域(发光区域(22a))中的棱镜(23i) 光源相对于端部区域(22b)。 棱镜(23q)改变在与光入射方向相交的方向上扩散的光的传播角度,比棱镜(23i)更大。
    • 5. 发明申请
    • ILLUMINATION DEVICE AND DISPLAY DEVICE
    • 照明装置和显示装置
    • US20140146561A1
    • 2014-05-29
    • US14130529
    • 2012-06-15
    • Ryuzo YukiTakeshi Ishida
    • Ryuzo YukiTakeshi Ishida
    • F21V8/00
    • G02B6/0033G02B6/0018G02B6/0035G02B6/0036G02B6/0053G02F1/133615
    • Provided is an illumination device capable of improved illumination quality. This back-light unit (illumination device) (20) is provided with a light source, and a light guide (23) which guides light from the light source. The light guide (23) includes an incidence surface (light incidence surface (23a)) where light from the light source is incident, an end region (22b) on the light source side, and a light emitting region (22a) arranged on the side opposite of the light source with respect to the end region (22b). Prisms (23e) which reflect the light entering the light guide (23) are provided in the light emitting region of the light guide (23). These prisms (23e) are configured to begin from a position (L1) separated by a predetermined distance (D30) from the light incidence surface (23a) in the end region (22b).
    • 提供能够提高照明质量的照明装置。 该背光单元(照明装置)(20)设置有光源,以及导光体(23),其引导来自光源的光。 光导(23)包括入射面(光入射面(23a)),其中来自光源的光入射,光源侧的端部区域(22b)和布置在光源侧的发光区域 相对于端部区域(22b)与光源相反的一侧。 反射入射光导(23)的光的棱镜(23e)设置在光导(23)的发光区域。 这些棱镜(23e)被配置为从在端部区域(22b)中与光入射表面(23a)分开预定距离(D30)的位置(L1)开始。
    • 6. 发明申请
    • REFRACTIVE INDEX MEASURING DEVICE AND REFRACTIVE INDEX MEASURING METHOD
    • 折射指数测量装置和折射率测量方法
    • US20130182245A1
    • 2013-07-18
    • US13823144
    • 2011-09-09
    • Hirotoshi YasunagaKoji YamabuchiTakeshi Ishida
    • Hirotoshi YasunagaKoji YamabuchiTakeshi Ishida
    • G01N21/41
    • G01N21/41G01N21/43
    • In a refractive index measuring device (1) for measuring a refractive index of a solid sample (S), the solid sample (S) is closely attached to a prism (3) having a predetermined refractive index with a refractive index liquid (4) having a predetermined refractive index interposed therebetween. A scaled angle (light receiving member) (6) having a light receiving surface (6a) that receives first reflected light (R1), which is a part of light from a light source (2) and which is reflected by the prism (3), is provided. When the prism (3) is rotationally driven by a rotary table (rotational drive unit) (5) and an intensity of second reflected light (R2) detected by a detector (7) becomes lower than a predetermined value, the refractive index of the solid sample (S) is measured by using a position of the first reflected light (R1) on the light receiving surface (6a) of the scaled angle (6).
    • 在用于测量固体样品(S)的折射率的折射率测量装置(1)中,固体样品(S)用折射率液体(4)紧密地附着到具有预定折射率的棱镜(3) 其间具有预定的折射率。 具有接收来自光源(2)的光的一部分并被棱镜(3)反射的第一反射光(R1)的光接收表面(6a)的按比例缩放的角度(光接收部件) )。 当棱镜(3)由旋转台(旋转驱动单元)(5)旋转驱动并且由检测器(7)检测到的第二反射光(R2)的强度变得低于预定值时,折射率 通过使用比例角度(6)的光接收表面(6a)上的第一反射光(R1)的位置来测量固体样品(S)。
    • 7. 发明授权
    • Electrophotographic photoreceptor, image forming apparatus, and method for image formation
    • 电子照相感光体,图像形成装置和图像形成方法
    • US08354212B2
    • 2013-01-15
    • US12988770
    • 2009-09-17
    • Hirofumi HayataTakeshi IshidaMasahiko KurachiToshiyuki FujitaSeisuke MaedaSeijiro Takahashi
    • Hirofumi HayataTakeshi IshidaMasahiko KurachiToshiyuki FujitaSeisuke MaedaSeijiro Takahashi
    • G03G15/02
    • G03G5/14791G03G5/14704G03G5/14786
    • Disclosed is an electrophotogaphic photoreceptor that causes little or no abrasion-derived uneven image density and does not cause scratches and image defects attributable to the occurrence of scratches even after a large volume, for example, exceeding 1,000,000 sheets of printing, and that does not cause image blurring even after printing in an environment of a high-temperature and a high-relative humidity (RH) respectively exceeding 30° C. and 80%. The electrophotographic photoreceptor comprises an electroconductive support and at least a photosensitive layer and a surface layer provided on the electroconductive support and is characterized in that the surface layer contains at least a compound obtained by reacting a polymerizable compound containing a methacryl group with particles containing a functional group reactive with the methacryl group and, in the polymerizable compound, the ratio between the number of methacryl groups and the molecular weight (number of methacryl groups/molecular weight) is not less than 0.0055.
    • 公开了几乎不产生或不产生磨损的不均匀图像浓度的电子照相感光体,即使在大体积(例如)超过1,000,000张印刷后也不会引起由于划痕的发生而引起的划痕和图像缺陷,并且不会引起 甚至在分别超过30℃和80%的高温和高相对湿度(RH)的环境下进行印刷后的图像模糊。 电子照相感光体包含导电性支持体和至少一层感光层和设置在导电性载体上的表面层,其特征在于,表面层至少含有通过使包含甲基丙烯酰基的聚合性化合物与含有官能团 与甲基丙烯酰基反应的基团,并且在聚合性化合物中,甲基丙烯酰基的数量与分子量(甲基丙烯酰基的数量/分子量)的比例为0.0055以上。
    • 9. 发明申请
    • DISPLAY PANEL AND DISPLAY DEVICE
    • 显示面板和显示设备
    • US20120019740A1
    • 2012-01-26
    • US13256627
    • 2009-10-16
    • Shinya KadowakiTakeshi IshidaKazuya KaidaYuhji YashiroFumie KunimasaHiroaki ShigetaRyazo Yuki
    • Shinya KadowakiTakeshi IshidaKazuya KaidaYuhji YashiroFumie KunimasaHiroaki ShigetaRyazo Yuki
    • G02F1/1335
    • G02B5/201G02F1/133504G02F1/133512G02F1/133617G02F2001/133562
    • Disclosed is a liquid crystal display panel wherein the utilization efficiency of light can be improved, while suppressing deterioration of the contrast. Specifically, a color filter (17) of a liquid crystal display panel (10) comprises: a black matrix (21) which is provided with an opening (2a); a red phosphor layer (22) and a red filter layer (23) which are arranged within the opening (21a) in a red display region (R); a green phosphor layer (24) and a green filter layer (25) which are arranged within the opening (21a) in a green display region (G); and a transparent resin layer (26) and a blue filter layer (27) which are arranged within the opening (21a) in a blue display region (B) A light exit surface of the transparent resin layer (26) is provided with a plurality of projected portions (26c), and the transparent resin layer (26) has a refractive index different from that of the blue filter layer (27), which is in contact with the light exit surface. The transparent resin layer (26) is a light diffusion layer, and is capable of increasing the viewing angle of blue light.
    • 公开了一种液晶显示面板,其中可以在抑制对比度降低的同时提高光的利用效率。 具体地,液晶显示面板(10)的滤色器(17)包括:设置有开口(2a)的黑矩阵(21); 布置在红色显示区域(R)中的开口(21a)内的红色荧光体层(22)和红色滤色器层(23) 在绿色显示区域(G)中布置在开口(21a)内的绿色荧光体层(24)和绿色滤光层(25); 以及布置在蓝色显示区域(B)的开口(21a)内的透明树脂层(26)和蓝色滤色器层(27)。透明树脂层(26)的光出射面设置有多个 的突出部分(26c),并且透明树脂层(26)具有与与光出射表面接触的蓝色滤光层(27)的折射率不同的折射率。 透明树脂层(26)是光扩散层,能够增大蓝光的视野角。