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.
Patent No.:
Date of Patent:
Aug. 02, 2022
Filed:
Dec. 23, 2020
Fujifilm Corporation, Tokyo, JP;
Toshikazu Sumi, Kanagawa, JP;
Daisuke Kashiwagi, Kanagawa, JP;
FUJIFILM Corporation, Tokyo, JP;
Abstract
An optical element includes: a support; an alignment layer that is provided on one surface of the support and has an uneven structure in which a recess portion and a protrusion portion are alternately provided, the recess portion extending in a line shape including a curve having a curvature of 3.0 mmor higher, and the protrusion portion extending in a line shape including a curve having a curvature of 3.0 mmor higher; and a liquid crystal layer having an alignment pattern in which an optical axis of a liquid crystal molecule is parallel to the surface of the support and is aligned along the recess portion and the protrusion portion in the alignment layer.