An information display apparatus is provided. The information display apparatus includes: a display configured to display video information of a virtual image; and a virtual image optical system configured to display a virtual image at a front of conveyance by reflecting light emitted from the display. The system includes a concave mirror and an optical element. The optical element is arranged between the display and the concave mirror, and is configured to correct distortion of the virtual image obtained in accordance with a viewpoint position of a driver. The information display apparatus further includes means for forming the virtual image generated by reflecting a video light flux by means of front and back surfaces of the windshield in front of a position of a driver's line of sight in a region where a virtual image distance exceeds a driver's determination limit range or a region around the determination limit range.


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    Title :

    INFORMATION DISPLAY APPARATUS AND INFORMATION DISPLAYING METHOD


    Contributors:
    HIRATA KOJI (author) / YATSU MASAHIKO (author) / ONO CHOHEI (author) / FUKUI MASAYUKI (author) / KUNII YASUHIKO (author) / MISAWA AKIO (author) / KAKU KANEI (author)

    Publication date :

    2021-09-23


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

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



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