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:
Feb. 15, 2022

Filed:

Apr. 06, 2020
Applicant:

Dexerials Corporation, Tokyo, JP;

Inventors:

Toshiaki Sugawara, Tokyo, JP;

Akio Takada, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 5/30 (2006.01); G02B 1/08 (2006.01); C23C 14/34 (2006.01); C23C 14/06 (2006.01); G02F 1/03 (2006.01);
U.S. Cl.
CPC ...
G02B 5/3058 (2013.01); C23C 14/0635 (2013.01); C23C 14/34 (2013.01); G02B 1/08 (2013.01); G02F 1/0311 (2013.01);
Abstract

Provided are a thin film for optical element as a single-layer thin film which contains a Si simple substance, a Si compound excluding Si alloy, and a metal or metal compound, a method of manufacturing the thin film for optical element, and an optical element including the thin film for optical element. Further provided are an inorganic polarizing plate including a reflection suppressing layer composed of the thin film for optical element, a method of manufacturing the inorganic polarizing plate, and an optical device including the inorganic polarizing plate.


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