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    • 2. 发明申请
    • LIGHT GUIDE PLATE, SURFACE LIGHT SOURCE DEVICE, AND LIQUID CRYSTAL DISPLAY DEVICE
    • 光导板,表面光源装置和液晶显示装置
    • US20090129116A1
    • 2009-05-21
    • US12269944
    • 2008-11-13
    • Kiman KimMasaaki Kubota
    • Kiman KimMasaaki Kubota
    • G02F1/13357G02B27/44F21V8/00
    • G02B6/0035
    • The present invention provides a light guide plate which can process in polarization separation, and emit a light in a desirable direction, a surface light source device, and a liquid crystal display device. A light guide plate 30 includes a light guide plate main body 31 including a first surface 31a on which a light 100 output from a light source section 20 is made incident, a second surface 31b adjacent to the first surface, a third surface 31d which faces the first surface, and is adjacent to the second surface, and a fourth surface which faces the second surface, and is adjacent to the third surface, and a diffraction grating section 32 arranged on the second surface 31b wherein; the diffraction grating section 32 is configured in such a way that a plurality of gratings 33 consisting of a dielectric is arranged in parallel at an interval Λ along a predetermined direction facing from the first surface to the third surface, wherein; when a wavelength of a visible region possessed by a light 100 is set to be λ, the interval Λ satisfies 1≧Λ/λ≧0.5, and when a refractive index of the light guide plate main body 31 is set to be ns, and a refractive index of the grating 33 is set to be ng, the refractive index ng satisfies ng-ns≧0.15.
    • 本发明提供一种可以在偏振分离中进行处理并且在期望方向上发光的导光板,表面光源装置和液晶显示装置。 导光板30包括导光板主体31,导光板主体31包括第一表面31a,从光源部20输出的光100入射到第一表面31a,与第一表面相邻的第二表面31b, 第一表面并且与第二表面相邻,以及面向第二表面并且与第三表面相邻的第四表面和布置在第二表面31b上的衍射光栅部32; 衍射光栅部分32被构造成使得由电介质构成的多个光栅33沿着从第一表面到第三表面的预定方向以间隔λ1平行布置,其中: 当光100所具有的可见光区域的波长被设定为λ时,间隔λ1满足1> =λλλ= 0.5,并且当导光板主体31的折射率设定为ns ,并且光栅33的折射率设定为ng,折射率ng满足ng-ns> = 0.15。
    • 4. 发明授权
    • System for sending-off press-formed parts
    • 发出压制件的系统
    • US4941793A
    • 1990-07-17
    • US286908
    • 1988-12-20
    • Motoatsu ShiraishiMasaru SasagawaKen TazoMasaaki KubotaShinji Katayama
    • Motoatsu ShiraishiMasaru SasagawaKen TazoMasaaki KubotaShinji Katayama
    • B21D43/05B21D43/10B21D43/22B62D65/18B65G47/26B65G65/00
    • B62D65/18B21D43/05B21D43/055B21D43/10B21D43/105B21D43/22B65G47/26B65G65/00
    • In a system for removing press-formed parts formed in a pressing machine, a loading transfer device is disposed between an ejection position to which a plurality of press-formed parts are simultaneously ejected in parallel from the pressing machine and a loading position established to load the press-formed parts onto each of a plurality of carrier pallets which are on standby in parallel to individually correspond to the plurality of press-formed parts. The loading transfer device comprises a plurality of transfer pallets connected to one another with variable spacings therebetween and reciprocally movable in parallel between the ejection position and the loading position so that the plurality of press-formed parts may be placed onto the individual transfer pallets, and a spacing-varying drive device for varying the spacing between the transfer pallets. During transferring of the press-formed parts by the loading transfer device, the spacing between the press-formed parts is varied.
    • 在用于去除在压制机中形成的压制成形部件的系统中,装载传送装置设置在多个压制成形部件同时从压制机平行地排出的喷射位置和设定为加载的装载位置 所述压制成型部分分别平行地待机平行地分配对应于所述多个压制成形部件的多个托架托盘中的每一个。 装载传送装置包括多个彼此连接的传送托盘,其间具有可变的间隔,并且在喷射位置和装载位置之间可平行地往复移动,使得多个压制成形部件可以放置在各个转印托盘上,以及 用于改变转移托盘之间的间隔的间隔变化的驱动装置。 在通过装载传送装置传送压制成型部件的过程中,压制成形部件之间的间距变化。
    • 5. 发明申请
    • Reflective polarizer, laminated optical member, and liquid crystal display apparatus
    • 反射偏振片,层叠光学构件和液晶显示装置
    • US20070091437A1
    • 2007-04-26
    • US10565191
    • 2004-07-22
    • Toshiyuki WatanabeKenro TotaniHideki HayashiMasaaki KubotaMasamitsu IshitobiYoshiki Matsuoka
    • Toshiyuki WatanabeKenro TotaniHideki HayashiMasaaki KubotaMasamitsu IshitobiYoshiki Matsuoka
    • G02B27/28G02B5/30
    • G02F1/133536G02B5/3008G02F1/13363G02F2001/133638G02F2413/09G03B21/604
    • It is an object to provide an optical member capable of enhancing efficiency of utilization of light in a liquid crystal display apparatus by laminating a reflective polarizer with an optical layer having another optical function, and it is another object to provide a liquid crystal display apparatus with increased efficiency of utilization of light from a backlight, using the laminated optical member with the reflective polarizer. The present invention provides a reflective polarizer comprising birefringent bodies including polygonal prisms or circular cylinders a shape of a cross section of which perpendicular to a long axis direction is polygonal or substantially circular, which has an aspect ratio of not less than 2, and which has a refractive index difference of not less than 0.05 between a refractive index in the long axis direction and a refractive index in a short axis direction. The birefringent bodies are dispersedly arranged substantially in an identical direction in a support medium, and where the shape of the cross section perpendicular to the long axis direction of the birefringent bodies is substantially circular, any one of the birefringent bodies, when viewed on the cross section, is in contact on a side face of a circular cylinder with each of at least two other birefringent bodies in contact on a side face of a circular cylinder with each other.
    • 本发明的目的是提供一种能够通过层叠具有另一光学功能的光学层的反射型偏振片来提高液晶显示装置的光的利用效率的光学构件,另一个目的是提供一种液晶显示装置, 使用具有反射偏振器的层叠光学构件提高了来自背光的光的利用效率。 本发明提供一种反射型偏振器,其包括双折射体,该双折射体包括多边形棱镜或圆柱体,横截面垂直于长轴方向的形状为多边形或大致圆形,其长宽比不小于2, 在长轴方向的折射率与短轴方向的折射率之间的折射率差为0.05以上。 双折射体在支撑介质中基本上沿相同的方向分散布置,并且其中与双折射体的长轴方向垂直的截面形状基本上为圆形,当在十字架上观察时,双折射体中的任何一个 截面在圆柱体的侧面上接触,其中至少两个其他双折射体彼此在圆柱体的侧面上接触。