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.

Date of Patent:
Nov. 20, 2012

Filed:

Sep. 25, 2009
Applicants:

Daiki Wakizaka, Minami-Ashigara, JP;

Takato Suzuki, Minami-Ashigara, JP;

Tetsuya Asakura, Minami-Ashigara, JP;

Inventors:

Daiki Wakizaka, Minami-Ashigara, JP;

Takato Suzuki, Minami-Ashigara, JP;

Tetsuya Asakura, Minami-Ashigara, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 27/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

An optical film, is provided, the optical film including: a support; and at least one antiglare layer having a surface that has asperities, wherein the at least one antiglare layer contains at least one kind of light transmitting particles including first light transmitting particles in an amount of 0.01 to 1 mass % based on a total solid content in the antiglare layer, the first light transmitting particles have an average particle size that is 0.1 to 4.0 μm greater than an average thickness of the antiglare layer, and a region θ(0.5) in which slope angles θ of the asperities of the surface of the antiglare layer lie within a range of 0°<θ<0.5° constitutes 40% to 98% of the surface of the antiglare layer.


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