To prevent a distortion in a reconstructed image at a combiner for a head-up display.SOLUTION: The combiner is a combiner for a head-up display including: a substrate; a hologram element including a hologram recording layer and a base material sheet bonded at least on one side of the hologram recording layer; and a joint layer bonding the substrate and the hologram element. A distance between the substrate and the hologram recording layer is 120 μm or less.SELECTED DRAWING: Figure 1

    【課題】ヘッドアップディスプレイ用のコンバイナにおいて、再生像に歪みが生じることを抑制すること。【解決手段】コンバイナは、基板と、ホログラム記録層と、ホログラム記録層の少なくとも片面に接合された基材シートと、を含むホログラム素子と、基板及びホログラム素子を接合する接合層と、を備えたヘッドアップディスプレイ用のコンバイナであって、基板とホログラム記録層との間の距離が120μm以下である。【選択図】図1


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    Title :

    COMBINER, HEAD-UP DISPLAY AND MOBILE BODY


    Additional title:

    コンバイナ、ヘッドアップディスプレイ及び移動体


    Contributors:

    Publication date :

    2023-02-09


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    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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