To provide a vehicle interior illumination apparatus capable of suppressing reflection of light to a front windshield glass, while reducing restriction on a design.SOLUTION: A vehicle interior illumination apparatus 10 includes a light source 22 for emitting light, a polarization component 24 for converting light emitted from the light source 22 into P polarization, and a projection part 20 provided on an upper part of an instrument panel 16, for projecting light converted into P polarization, reflecting without changing a polarization characteristic of the projected light, and allowing incidence into a front windshield glass 14 at a Brewster angle.SELECTED DRAWING: Figure 2

    【課題】デザイン上の制約を低減させつつ、フロントウインドシールドガラスへの光の映り込みを抑制できる車室内照明装置を得る。【解決手段】光を出射する光源22と、光源22から出射された光をP偏光に変換する偏光部材24と、インストルメントパネル16の上部に設けられ、P偏光に変換された光が投影されるとともに、投影された光の偏光特性を変えずに反射し、フロントウインドシールドガラス14にブリュースター角で入射させる投影部20と、を備えた車室内照明装置10とする。【選択図】図2


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    Title :

    VEHICLE INTERIOR ILLUMINATION APPARATUS


    Additional title:

    車室内照明装置


    Contributors:
    TANAKA KEN (author) / NARUMI KENJI (author)

    Publication date :

    2019-07-18


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    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 / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES



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