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:
Oct. 11, 2022

Filed:

Jun. 17, 2016
Applicant:

Nitto Denko Corporation, Ibaraki, JP;

Inventors:

Shinobu Nagano, Ibaraki, JP;

Masahiro Yaegashi, Ibaraki, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 5/30 (2006.01); G02B 1/10 (2015.01); G02F 1/1335 (2006.01); G02B 1/04 (2006.01);
U.S. Cl.
CPC ...
G02B 5/3025 (2013.01); G02B 1/10 (2013.01); G02B 5/30 (2013.01); G02F 1/133528 (2013.01); G02B 1/04 (2013.01);
Abstract

Provided is a polarizer having a non-polarization portion with reduced shape unevenness. The polarizer of the present invention is a polarizer having a non-polarization portion, in which the non-polarization portion has a shape matching degree of 0.05 or less. In such polarizer, the number of portions where the shape of the non-polarization portion is distorted is small. Accordingly, when the non-polarization portion of the polarizer is used as, for example, a portion corresponding to a camera portion of an image display apparatus, alignment processability is improved and hence the alignment of the camera can be satisfactorily performed.


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