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    • 11. 发明申请
    • OPTICAL FILM AND LIQUID CRYSTAL DISPLAY DEVICE COMPRISING SAME
    • 包括相同的光学膜和液晶显示装置
    • US20110279752A1
    • 2011-11-17
    • US13141273
    • 2009-12-18
    • Motohiro YamaharaYasuhiro HabaTomonori Miyamoto
    • Motohiro YamaharaYasuhiro HabaTomonori Miyamoto
    • G02F1/13357G02B5/02G02F1/1335
    • G02B5/02G02B5/0242G02B5/0278G02F1/133504
    • The present invention provides an optical film which is capable of impeding the occurrence of a failure of display quality at wide view angles, impeding the occurrence of the degradation of the front contrast, achieving a high transmission image definition, and impeding the occurrence of scintillation, and a liquid crystal display device comprising the same. On a substrate film 71, an anti-glare layer 72 in which translucent fine particles 722 are dispersed and mixed in a translucent resin 721 is laminated. The average particle size of the translucent fine particles 722 is set at 0.5 μm or more and less than 5 μm, and the content of the translucent fine particles 722 is set at 35 parts by weight or more and 60 parts by weight or less in relation to 100 parts by weight of the translucent resin. The layer thickness of the anti-glare layer 72 is set at one or more and three or less times the average particle size of the translucent fine particles 722. It is preferable to make the refractive index of the translucent fine particles 722 larger than the refractive index of the translucent resin 721, and the difference between the refractive index of the translucent fine particles 722 and the refractive index of the translucent resin 721 is preferably 0.04 or more and 0.1 or less.
    • 本发明提供一种光学膜,其能够阻止在宽视角下的显示质量的故障的发生,妨碍前方对比度的劣化的发生,实现高透射图像定义,并且阻止闪烁的发生, 以及包括该液晶显示装置的液晶显示装置。 在基板膜71上层叠透光性树脂721中分散有半透明微粒722的防眩层72。 半透明微粒722的平均粒径设定为0.5μm以上且小于5μm,半透明微粒722的含量相对于35重量份以上为60重量份以下 至100重量份的半透明树脂。 防眩层72的层厚设定为半透明微粒722的平均粒径的一倍以上且三倍以下。优选使半透明微粒722的折射率大于折射率 半透明树脂721的折射率,半透明微粒722的折射率与透光性树脂721的折射率之差优选为0.04以上且0.1以下。
    • 12. 发明申请
    • OPTICAL FILM AND LIQUID CRYSTAL DISPLAY DEVICE COMPRISING SAME
    • 包括相同的光学膜和液晶显示装置
    • US20110273644A1
    • 2011-11-10
    • US13141238
    • 2009-12-18
    • Motohiro YamaharaYasuhiro HabaTomonori Miyamoto
    • Motohiro YamaharaYasuhiro HabaTomonori Miyamoto
    • G02F1/1335
    • G02B5/02G02B5/0242G02B5/0278G02F1/133502
    • The present invention provides a liquid crystal display device comprising an optical film capable of impeding the occurrence of a failure of display quality at wide view angles, enhancing the front contrast and the transmission image definition, and impeding the occurrence of scintillation. On a substrate film 71, an anti-glare layer 72 in which translucent fine particles 722 are dispersed and mixed in a translucent resin 721 is laminated. The average particle size of the translucent fine particles 722 is set at 5 μm or more and less than 20 μm, and the content of the translucent fine particles 722 is set at 25 parts by weight or more and 50 parts by weight or less in relation to 100 parts by weight of the translucent resin. The layer thickness of the anti-glare layer 72 is set at one or more and three or less times the average particle size of the translucent fine particles 722. It is preferable to make the refractive index of the translucent fine particles 722 larger than the refractive index of the translucent resin 721, and the difference between the refractive index of the translucent fine particles 722 and the refractive index of the translucent resin 721 is preferably 0.04 or more and 0.1 or less.
    • 本发明提供一种液晶显示装置,其具备能够抑制在宽视角下出现显示质量不良的光学膜,增强前方对比度和透射图像的定义,并且阻止发生闪烁。 在基板膜71上层叠透光性树脂721中分散有半透明微粒722的防眩层72。 半透明微粒722的平均粒径设定为5μm以上且小于20μm,半透明微粒722的含量为25重量份以上且50重量份以下 至100重量份的半透明树脂。 防眩层72的层厚设定为半透明微粒722的平均粒径的一倍以上且三倍以下。优选使半透明微粒722的折射率大于折射率 半透明树脂721的折射率,半透明微粒722的折射率与透光性树脂721的折射率之差优选为0.04以上且0.1以下。
    • 14. 发明授权
    • Self-luminescence image display unit
    • 自发光图像显示单元
    • US07176619B2
    • 2007-02-13
    • US10487296
    • 2002-07-18
    • Koichi MiyachiMotohiro YamaharaYoshihiro Izumi
    • Koichi MiyachiMotohiro YamaharaYoshihiro Izumi
    • H01J1/62
    • H01L51/5281G02B5/30G02B5/3083H01L27/32
    • A self-luminous image display apparatus of the present invention includes an output section for displaying an image, a reflection section provided on a rear side of the output section with a reflective surface thereof facing the output section, and a light-emitting section provided on a rear side of the output section. The output section includes a linear polarization device provided so as to cover a display surface for transmitting only predetermined linearly-polarized light of ambient light, and a retardation film provided closer to the light-emitting section than the linear polarization device for turning the linearly-polarized light transmitted through the linear polarization device into circularly-polarized light. The linear polarization device has a degree of polarization greater than 70.0%.
    • 本发明的自发光图像显示装置包括用于显示图像的输出部分,设置在输出部分的后侧上的反射部分,其反射表面面向输出部分,并且发光部分设置在 输出部分的后侧。 输出部分包括线性极化装置,其被设置为覆盖仅用于传输环境光的预定线性偏振光的显示表面;以及比线性偏振装置更靠近发光部分设置的延迟膜, 透过线偏振器的偏振光成圆偏振光。 线偏振器件的极化度大于70.0%。
    • 15. 发明授权
    • LIQUID CRYSTAL DISPLAY/OPTICAL RETARDATION COMPENSATOR COMBINATION IN WHICH VARIATIONS IN THE DISPERSION OF LIGHT IN THE LIQUID CRYSTAL AND/OR IN THE COMPENSATOR MATERIALS MINIMIZE UNDESIRED SCREEN COLORATION
    • 液晶显示/光学延迟补偿器在液晶散射中的变化和/或补偿材料中的变化组合最小化屏幕色彩
    • US06937309B2
    • 2005-08-30
    • US10303487
    • 2002-11-25
    • Motohiro Yamahara
    • Motohiro Yamahara
    • G02F1/1335G02F1/133G02F1/13363G02F1/1337G02F1/139G09F9/35
    • G02F1/133632G02F1/13306G02F1/133634G02F1/1396G02F2001/133749
    • The liquid crystal display device is composed of at least one optical retardation compensator plate 2 (and 3) inserted between a liquid crystal display element 1 and polarizer plates 4 and 5. The liquid crystal display element 1 is composed of a pair of electrode substrates 6 and 7 and a liquid crystal layer 8 sealed therebetween. The polarizer plates 4 and 5 flank the liquid crystal display element 1. The optical retardation compensator plate 2 (and 3) has a negative refractive index anisotropy (na=nc>nb). The direction of a principal refractive index nb parallel to the normal to the surface and the direction of either a principal refractive index na or nc in the surface incline either clockwise or counterclockwise around the direction of the principal refractive index nc or na in the surface. Moreover, either the pretilt angle formed by the orientation films 11 and 14 and the longer axes of liquid crystal molecules in the liquid crystal layer or the value of applied voltage for displaying halftone obtained by applying to the liquid crystal a voltage that is close to the threshold voltage for the liquid crystal is set within such a range that tone reversion does not occur in the opposite viewing direction when halftone is being displayed.
    • 液晶显示装置由插入在液晶显示元件1和偏光板4和5之间的至少一个光学延迟补偿板2(和3)组成。 液晶显示元件1由一对电极基板6和7以及密封在其间的液晶层8构成。 偏光板4和5位于液晶显示元件1的侧面。 光学延迟补偿板2(和3)具有负折射率各向异性(na = nc> nb)。 平行于表面的法线的主折射率nb的方向和表面中的主折射率nc或na的方向上的主折射率na或nc的方向均以顺时针或逆时针方向倾斜。 此外,由取向膜11和14形成的预倾斜角以及液晶层中的液晶分子的长轴或用于显示半色调的施加电压值,通过向液晶施加接近于 将液晶的阈值电压设定为在显示半色调时在相反的观察方向上不发生色调反转的范围。
    • 17. 发明授权
    • Liquid crystal display device with low dispersion LC and high dispersion compensator
    • 具有低色散LC和高色散补偿器的液晶显示装置
    • US06535258B1
    • 2003-03-18
    • US09597520
    • 2000-06-20
    • Motohiro Yamahara
    • Motohiro Yamahara
    • G02F11335
    • G02F1/133632G02F1/13306G02F1/133634G02F1/1396G02F2001/133749
    • The liquid crystal display device is composed of at least one optical retardation compensator plate 2 (and 3) inserted between a liquid crystal display element 1 and polarizer plates 4 and 5. The liquid crystal display element 1 is composed of a pair of electrode substrates 6 and 7 and a liquid crystal layer 8 sealed therebetween. The polarizer plates 4 and 5 flank the liquid crystal display element 1. The optical retardation compensator plate 2 (and 3) has a negative refractive index anisotropy (na=Nc>nb). The direction of a principal refractive index nb parallel to the normal to the surface and the direction of either a principal refractive index na or nc in the surface incline either clockwise or counterclockwise around the direction of the principal refractive index nc or na in the surface. Moreover, either the pretilt angle formed by the orientation films 11 and 14 and the longer axes of liquid crystal molecules in the liquid crystal layer or the value of applied voltage for displaying halftone obtained by applying to the liquid crystal a voltage that is close to the threshold voltage for the liquid crystal is set within such a range that tone reversion does not occur in the opposite viewing direction when halftone is being displayed.
    • 液晶显示装置由插入在液晶显示元件1和偏振片4和5之间的至少一个光学延迟补偿板2(和3)组成。液晶显示元件1由一对电极基板6 7和密封在其间的液晶层8。 偏光板4和5位于液晶显示元件1的侧面。光学延迟补偿板2(和3)具有负折射率各向异性(na = Nc> nb)。 平行于表面的法线的主折射率nb的方向和表面中的主折射率nc或na的方向上的主折射率na或nc的方向均以顺时针或逆时针方向倾斜。 此外,由取向膜11和14形成的预倾斜角以及液晶层中的液晶分子的长轴或用于显示半色调的施加电压值,通过向液晶施加接近于 将液晶的阈值电压设定为在显示半色调时在相反的观察方向上不发生色调反转的范围。