To prevent an outer contour of a hologram element from being conspicuous.SOLUTION: A combiner for a head-up display includes: a first substrate; a second substrate facing the first substrate; a joint layer arranged between the first substrate and the second substrate and bonding the first substrate and the second substrate with each other; and a hologram element arranged between the first substrate and the second substrate and includes a hologram layer with an interference fringe pattern recorded. The combiner further includes a dummy member arranged so as to neighbor the hologram element between the first substrate and the second substrate.SELECTED DRAWING: Figure 3

    【課題】ホログラム素子の外輪郭が目立って見えることを抑制する。【解決手段】ヘッドアップディスプレイ用のコンバイナは、第1基板と、第1基板と対面する第2基板と、第1基板及び第2基板の間に配置され、第1基板及び第2基板を互いに接合する接合材と、第1基板及び第2基板の間に配置され、干渉縞が記録されたホログラム層を含むホログラム素子と、を含む。また、コンバイナは、第1基板及び第2基板の間でホログラム素子と隣り合うように配置されたダミー部材を含む。【選択図】図3


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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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