[Problem] Provided is a polarizing member for a HUD device that not only has excellent surface hardness but also prevents discoloration by light resistance. [Solution] A polarizing member (18) according to the present invention comprises a polarizing plate (34) including a polarizer and being made of a dyed polarizing material, a first support plate (30) bonded to a front surface of the polarizingplate (34) via an adhesive layer (32), a second support plate (38) bonded to a rear surface of the polarizing plate (34) via an adhesive layer (36), and an ultraviolet absorption layer (B) and a hardcoat layer (C) that have natural light transmittances at a wavelength of 380 nm of 10% or less, the ultraviolet absorption layer (B) and the hard coat layer (C) being provided on the surface of at least one of the first support plate (30) and the second support plate (38).

    [解决的问题]本发明公开了一种具有良好的表面硬度且能够抑制耐光性所致变色的HUD装置所用偏光元件。[解决方案]偏光元件(18)包括:一偏光片(34),具有偏光物且使用染色系偏光材料;第一承托片(30),经一粘接层(32)贴合于所述偏光片(34)的外侧表面上;第二承托片(38),经一粘接层(36)贴合于所述偏光片(34)的内侧表面上;一紫外线吸收层(B)以及一硬涂层(C),设置于所述第一承托片(30)或所述第二承托片(38)中至少一个的外侧表面上,经由所述紫外线吸收层(B)以及硬涂层(C),在380nm波长下的自然光透射率为10%以下。


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    Titel :

    POLARIZING MEMBER AND HEAD-UP DISPLAY DEVICE PROVIDED WITH SAME


    Weitere Titelangaben:

    偏光元件以及包括该偏光元件的平视显示装置


    Beteiligte:

    Erscheinungsdatum :

    16.03.2021


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    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 / G02F DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING,... , Vorrichtungen oder Anordnungen, deren optische Arbeitsweise durch Änderung der optischen Eigenschaften des Mediums der Vorrichtungen oder Anordnungen geändert wird zum Steuern der Intensität, Farbe, Phase, Polarisation oder der Richtung von...



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