An optical functional film for a head-up display (10) according to the present invention includes (A) two or more phase difference layers (101) and (B) an adhesive layer (102). The adhesive layer (102) is adjacent to at least one phase difference layer (101), and an absolute value of difference between a refractive index of the adhesive layer (102) and a refractive index of the phase difference layer (101) adjacent to the adhesive layer (102) in a direction of a fast axis is less than 0.060.


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    Title :

    OPTICAL FUNCTIONAL FILM FOR HEAD-UP DISPLAY, OPTICAL LAMINATE, FUNCTIONAL GLASS, AND HEAD-UP DISPLAY SYSTEM


    Additional title:

    OPTISCHE FUNKTIONSFOLIE FÜR HEAD-UP-ANZEIGE, OPTISCHES LAMINAT, FUNKTIONSGLAS UND HEAD-UP-ANZEIGESYSTEM
    FILM FONCTIONNEL OPTIQUE POUR AFFICHAGE TÊTE HAUTE, STRATIFIÉ OPTIQUE, VERRE FONCTIONNEL ET SYSTÈME D'AFFICHAGE TÊTE HAUTE


    Contributors:

    Publication date :

    2024-01-24


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    G02B Optische Elemente, Systeme oder Geräte , OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS / B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM , Schichtkörper, d.h. aus Ebenen oder gewölbten Schichten, z.B. mit zell- oder wabenförmiger Form, aufgebaute Erzeugnisse / 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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