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:
Jul. 09, 2019
Filed:
Oct. 12, 2017
Fujifilm Corporation, Tokyo, JP;
Shinichi Nakai, Fujinomiya, JP;
Yuki Matsunami, Fujinomiya, JP;
Reona Ikeda, Fujinomiya, JP;
Tadashi Kuriki, Fujinomiya, JP;
FUJIFILM Corporation, Tokyo, JP;
Abstract
Provided are a transparent base material film laminate that is used by being arranged on the viewing side of a polarizing plate of an image display device having a backlight light source and the polarizing plate, the laminate having a first transparent base material film and a second transparent base material film, in which a Re of the first transparent base material film is 4,000 nm or more, the laminate is arranged for use such that an angle formed between a slow axis of the first transparent base material film and an absorption axis of the polarizing plate is 45°±20° and such that an angle formed between a slow axis of the second transparent base material film and the absorption axis of the polarizing plate is 90°±30° or 0°±30°, an angle formed between the slow axes of the first transparent base material film and the second transparent base material film is neither 0° nor 90°, and the second transparent base material film is used by being arranged on the viewing side with respect to the first transparent base material film.