To provide a display device and a vehicle room mirror which can reduce power consumption in a reflection state.SOLUTION: A display device 100 includes: a first polarization member 4 for absorbing linearly polarized light in a second polarization direction orthogonal to a first polarization direction; an optical sheet 5 for reflecting the linearly polarized light in the second polarization direction, and transmitting linearly polarized light in the first polarization direction; a front panel 1 which is arranged between the first polarization member 4 and the optical sheet 5, and which can convert a polarization direction of incidence light into another polarization direction according to an applied voltage; and a display panel 2 superimposed on the front panel 1 via a second polarization member 31 for transmitting the linearly polarized light in the second polarization direction relative to the optical sheet 5.SELECTED DRAWING: Figure 1
【課題】反射状態において消費電力が低減可能な表示装置及び車両のルームミラーを提供する。【解決手段】表示装置100は、第1偏光方向と直交する第2偏光方向の直線偏光を吸収する第1偏光部材4と、第2偏光方向の直線偏光を反射し、第1偏光方向の直線偏光を透過する光学シート5と、第1偏光部材4と光学シート5との間に配置され、印加電圧に応じて入射した光の偏光方向を他の偏光方向に変換可能な前面パネル1と、光学シート5に対して、第2偏光方向の直線偏光を透過する第2偏光部材31を介して、前面パネル1と重ね合わされた表示パネル2と、を備える。【選択図】図1
DISPLAY DEVICE AND VEHICLE ROOM MIRROR
表示装置及び車両のルームミラー
2019-02-28
Patent
Electronic Resource
Japanese
IPC: | 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... / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / G09F DISPLAYING , Anzeigewesen |
European Patent Office | 2015
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