PROBLEM TO BE SOLVED: To provide a lighting device which enables lighting and light display in various forms.SOLUTION: A lighting device includes a light source part, a light guide optical system, and a first diffractive optical element 13. The light guide optical system guides light L from the light source part to the first diffractive optical element 13. The first diffractive optical element 13 emits the incident light L in a first pattern P1 (for example, a checker flag pattern). The light L emitted from the first diffractive optical element 13 is projected in a second pattern (for example, a toric pattern) to a lighting area R.SELECTED DRAWING: Figure 2

    【課題】様々な形態での照明及び光表示を可能にする照明装置を提供する。【解決手段】照明装置は、光源部、導光光学系、及び第1回折光学素子13を備える。導光光学系は、光源部からの光Lを第1回折光学素子13に導く。第1回折光学素子13は、入射された光Lを第1のパターン(例えばチェッカーフラグ状パターン)P1で出射する。第1回折光学素子13から出射した光Lは、照明領域Rに第2のパターン(例えば円環状パターン)で投影される。【選択図】図2


    Zugriff

    Download


    Exportieren, teilen und zitieren



    Titel :

    LIGHTING DEVICE


    Weitere Titelangaben:

    照明装置


    Beteiligte:
    NAKATSUGAWA KAORI (Autor:in) / KUBOTA SHOGO (Autor:in) / ISHIDA KAZUTOSHI (Autor:in) / NISHIO SHUMPEI (Autor:in) / KURASHIGE MAKIO (Autor:in)

    Erscheinungsdatum :

    2018-11-15


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    F21S Ortsfeste Leuchten , NON-PORTABLE LIGHTING DEVICES / B60Q ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL , Anordnung von Signal- oder Beleuchtungsvorrichtungen, deren Einbau oder Halterung oder deren Schaltkreise bei Fahrzeugen allgemein / F21V FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF , Funktionsmerkmale oder Einzelheiten von Leuchten oder Beleuchtungssystemen / G02B Optische Elemente, Systeme oder Geräte , OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS



    Lighting device, lighting arrangement comprising lighting device and method for operating a lighting device

    EICHENBERG BORIS / HOLZ JÜRGEN | Europäisches Patentamt | 2018

    Freier Zugriff

    Lighting device, lighting arrangement comprising lighting device and method for operating a lighting device

    EICHENBERG BORIS / HOLZ JUERGEN | Europäisches Patentamt | 2019

    Freier Zugriff

    Lighting device, lighting arrangement comprising lighting device and method for operating a lighting device

    EICHENBERG BORIS / HOLZ JÜRGEN | Europäisches Patentamt | 2017

    Freier Zugriff

    LIGHTING DEVICE, LIGHTING ARRANGEMENT COMPRISING LIGHTING DEVICE AND METHOD FOR OPERATING A LIGHTING DEVICE

    EICHENBERG BORIS / HOLZ JUERGEN | Europäisches Patentamt | 2018

    Freier Zugriff

    LIGHTING DEVICE, LIGHTING ARRANGEMENT COMPRISING LIGHTING DEVICE AND METHOD FOR OPERATING A LIGHTING DEVICE

    EICHENBERG BORIS / HOLZ JÜRGEN | Europäisches Patentamt | 2017

    Freier Zugriff