POLARIZING PLATE WITH RETARDATION LAYER, AND IMAGE DISPLAY DEVICE USING THE SAME

• Main Authors: HAYASHI DAISUKE, TSUKAMOTO KATSUMI, SENDA HIROKI, NAMBARA TAKUYA
• Format: Patent
• Language: English; Japanese
• Published: 31.05.2023
• Subjects: ADVERTISING; CRYPTOGRAPHY; DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH ISMODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THEDEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY,COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g.SWITCHING, GATING, MODULATING OR DEMODULATING; DISPLAY; DISPLAYING; EDUCATION; ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR; ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR; ELECTRICITY; FREQUENCY-CHANGING; LABELS OR NAME-PLATES; NON-LINEAR OPTICS; OPTICAL ANALOGUE/DIGITAL CONVERTERS; OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS; OPTICAL LOGIC ELEMENTS; OPTICS; PHYSICS; SEALS; SIGNS; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF

To provide a polarizing plate with a retardation layer which offers superior light resistance and durability.SOLUTION: A polarizing plate with a retardation layer according to an embodiment of the present invention comprises a polarizing plate including a polarizer and a retardation layer, and is rectangular. A long-side direction of the polarizing plate with the retardation layer is parallel to a slow axis direction of the retardation layer.SELECTED DRAWING: Figure 1 【課題】高い耐光性および耐久性を有する位相差層付偏光板を提供すること。【解決手段】本発明の実施形態の位相差層付偏光板は、偏光子を含む偏光板と、位相差層と、を有し、矩形である。該位相差層付偏光板の長辺方向と、該位相差層の遅相軸方向は平行である。【選択図】図１