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:
Nov. 09, 2021
Filed:
Mar. 11, 2019
Fujifilm Corporation, Tokyo, JP;
Yukito Saitoh, Kanagawa, JP;
Kunihiro Atsumi, Kanagawa, JP;
Naoyoshi Yamada, Kanagawa, JP;
Daisuke Kashiwagi, Kanagawa, JP;
Shigeaki Nimura, Kanagawa, JP;
Mitsuyoshi Ichihashi, Kanagawa, JP;
Rie Takasago, Kanagawa, JP;
FUJIFILM CORPORATION, Tokyo, JP;
Abstract
An optical laminate includes a cholesteric liquid crystal layer and a lenticular lens which is laminated on the cholesteric liquid crystal layer, the cholesteric liquid crystal layer has a plurality of regions which are arranged in a pattern in an arrangement direction of lenses of the lenticular lens and are different from each other in terms of the reflection center wavelength for front incident light, and among the plurality of regions, a region having the shortest reflection center wavelength is disposed at a focus position of the lenticular lens for the front incident light, and among the plurality of regions, a region having a longer reflection center wavelength is disposed further away from the focus position.