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:
Apr. 16, 2024

Filed:

Jul. 11, 2023
Applicant:

Dai Nippon Printing Co., Ltd., Tokyo, JP;

Inventors:

Mitsuhiro Kuzuhara, Tsukuba, JP;

Yukimitsu Iwata, Okayama, JP;

Jun Tsujimoto, Bizen, JP;

Shigeki Murakami, Okayama, JP;

Gen Furui, Okayama, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 1/11 (2015.01); G01J 1/02 (2006.01); G02F 1/1333 (2006.01); G02F 1/1335 (2006.01);
U.S. Cl.
CPC ...
G02F 1/133502 (2013.01); G01J 1/0242 (2013.01); G02B 1/11 (2013.01); G02F 1/133314 (2021.01); G02F 1/133331 (2021.01);
Abstract

Provided is an anti-glare film excellent in anti-glare properties and capable of suppressing reflected scattered light. The anti-glare film includes an anti-glare layer, the anti-glare film having an uneven surface, wherein for an amplitude spectrum of elevation of the uneven surface, when a sum of amplitudes corresponding to spatial frequencies of 0.005 μm, 0.010 μm, and 0.015 μmis defined as AM1 and an amplitude at a spatial frequency of 0.300 μmis defined as AM2, AM1 is 0.070 μm or more and 0.400 μm or less, AM2 is 0.0050 μm or more, and AM2<AM1.


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