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:
Sep. 11, 2012

Filed:

Dec. 24, 2008
Applicants:

Tetsuya Asakura, Minami-Ashigara, JP;

Masaaki Suzuki, Minami-Ashigara, JP;

Katsumi Inoue, Minami-Ashigara, JP;

Ryuji Saneto, Minami-Ashigara, JP;

Inventors:

Tetsuya Asakura, Minami-Ashigara, JP;

Masaaki Suzuki, Minami-Ashigara, JP;

Katsumi Inoue, Minami-Ashigara, JP;

Ryuji Saneto, Minami-Ashigara, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B 5/16 (2006.01); B32B 19/02 (2006.01); G02B 5/02 (2006.01); G02B 13/20 (2006.01);
U.S. Cl.
CPC ...
Abstract

Provided is an optical film including a transparent support; and an antiglare layer that comprises a light-transmitting resin and at least two kinds of light-transmitting particles, wherein the antiglare layer has a thickness of from 10 μm to 15 μm, each kind of the at least two kinds of light transmitting particles has an average particle size of from 7 μm to 15 μm, each kind of the at least two kinds of light transmitting particles has a refractive index different from a refractive index of the light-transmitting resin by from 0.001 to 0.050 in absolute value, and a total amount of the at least two kinds of light-transmitting particles are from 15 to 40 mass % based on all solid contents in the antiglare layer.


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