Provided is a display device having high display quality. The head-up display device 100 comprises: a single display unit that outputs display light; an imaging position adjustment mirror that generates display light and display light upon receiving the display light, and sets a distance from the imaging position adjustment mirror to the position at which an image is formed by the display light to be longer than the distance from the imaging position adjustment mirror to the position at which an image is formed by the display light; a first screen disposed at the imaging position of the display light; and a second screen disposed at the imaging position of the display light. The light distribution angle of the second screen is set to be larger than the light distribution angle of the first screen.


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    Titel :

    Head-up display device with uniform brightness


    Beteiligte:
    SATO MEGUMI (Autor:in)

    Erscheinungsdatum :

    26.11.2019


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    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 / G09G Anordnungen oder Schaltungen zur Steuerung oder Regelung von Anzeigevorrichtungen mit statischen Mitteln zur Darstellung veränderlicher Informationen , ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION



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