An HUD includes an image generator configured to emit light for generating a predetermined image, a light guide body configured to propagate the light emitted from the image generator while totally reflecting the light, an incidence HOE configured to change a direction of the light so that the light emitted from the image generator is totally reflected inside the light guide body, an emission HOE configured to change the direction of the light so that the light that propagates while being totally reflected inside the light guide body is emitted from the light guide body, and a microlens array configured to refract incident light in a predetermined direction and emit the refracted light. The microlens array is provided after the emission HOE in an optical path of the light.


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    Titel :

    HEAD-UP DISPLAY


    Beteiligte:

    Erscheinungsdatum :

    2022-03-24


    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



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