To provide a new and improved optical body capable of enhancing light extraction efficiency.SOLUTION: An optical body 1 includes a substrate and a light extraction part 11 formed on a surface of the substrate and extracting internal propagation light, which is introduced through a side face of the substrate into the substrate, to the outside of the substrate. The light extraction part 11 is constituted by a convex microlens array, in which the maximum inclination angle of the convex microlens array is approximately equal to the maximum propagation angle of the internal propagation light.SELECTED DRAWING: Figure 1

    【課題】光取出し効率を高めることが可能な、新規かつ改良された光学体を提供する。【解決手段】光学体1は、基材と、基材の表面に形成され、基材の側面から基材の内部に入射された内部伝播光を基材の外部に取出す光取出し部11と、を備え、光取出し部11は、凸型マイクロレンズアレイで構成され、凸型マイクロレンズアレイの最大傾斜角度は、内部伝播光の最大伝播角度に略一致する【選択図】図1


    Zugriff

    Download


    Exportieren, teilen und zitieren



    Titel :

    OPTICAL BODY AND LIGHT-EMITTING DEVICE


    Weitere Titelangaben:

    光学体及び発光装置


    Beteiligte:
    HANASHIMA NAOKI (Autor:in) / SASAKI KOJI (Autor:in)

    Erscheinungsdatum :

    2019-04-25


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    G02B Optische Elemente, Systeme oder Geräte , OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / F21S Ortsfeste Leuchten , NON-PORTABLE LIGHTING DEVICES



    OPTICAL BODY, METHOD FOR MANUFACTURING OPTICAL BODY, AND LIGHT-EMITTING DEVICE

    SASAKI KOJI / SUGATA HIROSHI / HANASHIMA NAOKI | Europäisches Patentamt | 2019

    Freier Zugriff

    LIGHT EMITTING DEVICE, LIGHT EMITTING SYSTEM AND MOVING BODY

    TERAO YUHKI | Europäisches Patentamt | 2018

    Freier Zugriff

    LIGHT GUIDE BODY AND LIGHT-EMITTING DEVICE

    OKUDA MITSURU / SHINOHARA MASAYUKI / TAGAMI YASUHIRO | Europäisches Patentamt | 2016

    Freier Zugriff

    LIGHT EMITTING DEVICE AND MOBILE BODY

    AJICHI YUSAKU / OGATA SATOYUKI | Europäisches Patentamt | 2018

    Freier Zugriff

    VEHICLE AND LIGHT EMITTING BODY CONTROL DEVICE

    MAEDA TAKEHIRO / NAKANO KAZUO / KUME YASUHISA et al. | Europäisches Patentamt | 2022

    Freier Zugriff