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:
May. 05, 2020
Filed:
May. 10, 2017
Coretronic Corporation, Hsin-Chu, TW;
Coretronic Corporation, Hsin-Chu, TW;
Abstract
A composite film including a first polarizing film, at least one second polarizing film, and at least one first phase compensation film is provided. The first polarizing film has a first transmission axis. Each second polarizing film has a second transmission axis parallel to the first transmission axis. The at least one first phase compensation film is disposed between the first polarizing film and the at least one second polarizing film. Each first phase compensation film has a first optical axis. An orthographic projection of the first optical axis on the first polarizing film is parallel to an axial direction of the first transmission axis, and a first included angle between the first optical axis and the first polarizing film is greater than 0 degrees and less than 90 degrees. A display device is also provided.