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    PHASE DIFFERENCE FILM, POLARIZING PLATE, LIQUID CRYSTAL DISPLAY DEVICE, AND METHOD OF PRODUCING PHASE DIFFERENCE FILM
    12.
    发明申请
    PHASE DIFFERENCE FILM, POLARIZING PLATE, LIQUID CRYSTAL DISPLAY DEVICE, AND METHOD OF PRODUCING PHASE DIFFERENCE FILM 审中-公开
    相位差膜，极化板，液晶显示装置，以及生产相位差膜的方法

    公开(公告)号：US20150022748A1

    公开(公告)日：2015-01-22

    申请号：US14509804

    申请日：2014-10-08

    Applicant: FUJIFILM Corporation

    Inventor： Jun TAKEDA ,  Yuki MATSUDA ,  Nobuhiko ICHIHARA

    IPC: G02B5/30 ,  G02B1/08 ,  G02B1/12 ,  G02F1/1335 ,  G02F1/13363

    CPC classification number: G02B5/3016 ,  G02B1/08 ,  G02B1/12 ,  G02B5/3033 ,  G02B5/305 ,  G02F1/133528 ,  G02F1/13363 ,  G02F2001/133633 ,  Y10T428/10 ,  Y10T428/1036

    Abstract: There is provided a phase difference film which includes a substrate, an acrylic resin layer, an intermediate layer containing a main component of the substrate and a main component of the acrylic resin layer between the substrate and the acrylic resin layer, and a specific phase difference layer directly on a surface on the opposite side to the intermediate layer of the acrylic resin layer, in which the substrate contains at least one kind of resin selected from a cellulose acylate resin, a cyclic olefin resin, a polycarbonate resin, an acrylic resin, and a styrene resin, the acrylic resin layer contains an acrylic resin having a polar group, the intermediate layer has a thickness of 0.1 μm to 10 μm, and the phase difference layer is formed by polymerizing a polymerizable liquid crystal compound containing a vertical alignment agent.

    Abstract translation: 提供了一种相位差膜，其包括基板，丙烯酸树脂层，包含基板的主要成分的中间层和基板与丙烯酸树脂层之间的丙烯酸树脂层的主要成分，以及特定的相位差 层直接位于与丙烯酸树脂层的中间层相反的一侧的表面上，其中基材含有至少一种选自纤维素酰化物树脂，环烯烃树脂，聚碳酸酯树脂，丙烯酸树脂， 和苯乙烯树脂，丙烯酸树脂层含有具有极性基团的丙烯酸树脂，中间层的厚度为0.1μm至10μm，并且通过聚合含有垂直取向剂的聚合性液晶化合物形成相差层 。

    REFLECTIVE SHEET
    14.
    发明申请
    REFLECTIVE SHEET 有权

    公开(公告)号：US20210223445A1

    公开(公告)日：2021-07-22

    申请号：US17214076

    申请日：2021-03-26

    Applicant: FUJIFILM Corporation

    Inventor： Makoto ISHIGURO ,  Hideki KANEIWA ,  Nobuhiko ICHIHARA ,  Akira YAMAMOTO ,  Ryuji SANETO ,  Michio NAGAI

    IPC: G02B5/02

    Abstract: Provided is a reflective sheet that includes a reflective layer having a wide reflection wavelength range, excellent diffusion reflection properties, and inconspicuous defects. The reflective sheet includes a plurality of reflective layers that are laminated, the reflective layers being obtained by immobilizing a cholesteric liquid crystalline phase, in a cross-section of the reflective layer observed with a scanning electron microscope, at least a part of bright portions and dark portions derived from the cholesteric liquid crystalline phase has a flapping structure, a helical pitch in one or more reflective layers changes in a thickness direction, and a thickness of a reflective layer that is formed on a surface other than a surface of the reflective layer is less than those of other reflective layers.

    OPTICAL MEMBER, OPTICAL ELEMENT, LIQUID CRYSTAL DISPLAY DEVICE, AND NEAR-TO-EYE OPTICAL MEMBER
    17.
    发明申请
    OPTICAL MEMBER, OPTICAL ELEMENT, LIQUID CRYSTAL DISPLAY DEVICE, AND NEAR-TO-EYE OPTICAL MEMBER 审中-公开

    公开(公告)号：US20170336555A1

    公开(公告)日：2017-11-23

    申请号：US15672727

    申请日：2017-08-09

    Applicant: FUJIFILM Corporation

    Inventor： Yujiro YANAI ,  Yukito SAITOH ,  Akira YAMAMOTO ,  Nobuhiko ICHIHARA ,  Daisuke KASHIWAGI ,  Michio NAGAI

    IPC: F21V8/00 ,  G02F1/1335

    CPC classification number: G02B6/0055 ,  G02B5/02 ,  G02B5/3016 ,  G02B6/0045 ,  G02F1/133528 ,  G02F1/1336 ,  G02F1/13718 ,  G02F2203/02

    Abstract: Provided is an optical member having a high brightness, a low haze, and a small color change, an optical element, a liquid crystal display device, and a near-to-eye optical member. The optical member includes a plurality of cholesteric liquid crystal dots that are provided on a substrate, in which a shape of each of the dots is a hemispherical or elliptical hemispherical shape in which the substrate side is planar, a conical or elliptical conical shape in which the substrate side is set as the bottom, or a shape in which a plurality of shapes selected from the shapes are laminated, the cholesteric liquid crystal dot has a reflection center wavelength with respect to visible light, the cholesteric structure of the dot has a stripe pattern including bright portions and dark portions in a cross-sectional view of the dot when observed with a scanning electron microscope, the dot includes a portion having a height which continuously increases to a maximum height in a direction moving from an end portion of the dot to the center of the dot, and in the portion, an angle between a normal line perpendicular to a line, which is formed using a first dark portion from a surface of the dot opposite to the substrate, and the surface of the dot is in a range of 70° to 90°.

    OPTICAL MEMBER AND IMAGE DISPLAY DEVICE HAVING OPTICAL MEMBER
    20.
    发明申请
    OPTICAL MEMBER AND IMAGE DISPLAY DEVICE HAVING OPTICAL MEMBER 有权
    具有光学部件的光学部件和图像显示装置

    公开(公告)号：US20160170111A1

    公开(公告)日：2016-06-16

    申请号：US14963928

    申请日：2015-12-09

    Applicant: FUJIFILM Corporation

    Inventor： Michio NAGAI ,  Yoji ITO ,  Daisuke KASHIWAGI ,  Akira YAMAMOTO ,  Nobuhiko ICHIHARA ,  Hideyuki NAKAMURA

    IPC: G02B5/30

    CPC classification number: G02B5/3016 ,  G06F3/0317 ,  G06F3/03542 ,  G06F3/0421

    Abstract: The present invention provides an optical member having a substrate and a dot in contact with a surface of the substrate, wherein the dot is made of a liquid crystal material having a cholesteric structure; the dot has wavelength selective reflection property; and the dot reflects both the right circularly polarized light and the left circularly polarized light at a wavelength at which the dot exhibits the wavelength selective reflection property. The present invention also provides an image display device having the above optical member. The optical member of the present invention achieves a large intensity of reflected light from the dot in the optical member, and the image display device of the present invention has favorable data input sensitivity as an image display device capable of receiving data input.

    Abstract translation: 本发明提供一种光学部件，其具有基板和与基板的表面接触的点，其中该点由具有胆甾醇结构的液晶材料制成; 该点具有波长选择反射特性; 并且该点反射出具有波长选择反射特性的波长处的右圆偏振光和左圆偏振光。 本发明还提供一种具有上述光学部件的图像显示装置。 本发明的光学构件实现了来自光学构件中的点的大的反射光强度，并且本发明的图像显示装置作为能够接收数据输入的图像显示装置具有良好的数据输入灵敏度。

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