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:
Mar. 05, 2013
Filed:
Feb. 13, 2009
Miho Asahi, Minami-Ashigara, JP;
Kenichi Fukuda, Minami-Ashigara, JP;
Katsumi Inoue, Minami-Ashigara, JP;
Jun Watanabe, Minami-Ashigara, JP;
Miho Asahi, Minami-Ashigara, JP;
Kenichi Fukuda, Minami-Ashigara, JP;
Katsumi Inoue, Minami-Ashigara, JP;
Jun Watanabe, Minami-Ashigara, JP;
FUJIFILM Corporation, Tokyo, JP;
Abstract
An optical film, includes: a transparent support; and an optical functional layer as the outermost layer of the optical film, the optical functional layer being provided on or above the transparent support, wherein the optical functional layer has a thickness of 50 nm or more and not more than 250 nm; the optical functional layer contains low refractive index fine particles having a refractive index of not more than 1.45, high refractive index fine particles having a refractive index of 1.55 or more, and a fluorine-containing compound; the low refractive index fine particles are arranged substantially in a line on a surface of the optical functional layer on the opposite side of the transparent support; and the high refractive index fine particles are unevenly distributed in a lower part of the optical functional layer on the side of the transparent support.