The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 16, 2024
Filed:
Dec. 18, 2018
Dai Nippon Printing Co., Ltd., Tokyo, JP;
Kenji Fujita, Tokyo, JP;
Takashi Kuroda, Tokyo, JP;
DAI NIPPON PRINTING CO., LTD., Tokyo, JP;
Abstract
The present invention relates to an optical laminate capable of providing a display panel in which worsening of visibility owing to reflected colors is suppressed. Furthermore, the present invention provides a display panel including the aforementioned optical laminate; a display device including the foregoing optical laminate; and an antireflection layer, a circular polarizing plate, a retardation plate, and a polarizing plate, each of which is used for the aforementioned display panel. The optical laminate includes a circular polarizing plate having a retardation plate and a polarizer, and an antireflection layer having a surface reflectance of 2% or less, wherein the antireflection layer is provided on the polarizer side of the circular polarizing plate; and L* of light incident from the antireflection layer side in the SCI mode is 20 or less, and a saturation is 20 or less.