The embodiment of the invention provides an image generation device and a head-up display. The image generation device comprises a projection lens and a projection surface located on the light emitting side of the projection lens. The projection lens comprises a fixed lens group and a movable lens group, the movable lens group can move along the optical axis of the projection lens, and the position of the projection surface is adjusted according to the projection distance range, so that the head-up display projects virtual images with different virtual image distances.

    本申请实施例提供了一种图像发生装置以及抬头显示器。图像发生装置包括投影镜头和位于所述投影镜头出光侧的投影面。所述投影镜头包括固定镜片组和活动镜片组,所述活动镜片组能够沿所述投影镜头的光轴移动,根据投影距离范围调整所述投影面的位置,使得所述抬头显示器投射不同虚像距的虚拟图像。


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    Title :

    Image generation device and head-up display


    Additional title:

    图像发生装置以及抬头显示器


    Contributors:
    RAO YI (author) / LIU XINGGUO (author) / LIU ZHIXIN (author)

    Publication date :

    2025-03-11


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    G03B APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM , Geräte oder Anordnungen zum Aufnehmen, Projizieren oder Betrachten von Fotografien / 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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