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:
May. 05, 2020
Filed:
Nov. 01, 2018
Applicant:
Fujifilm Corporation, Tokyo, JP;
Inventors:
Yujiro Yanai, Minami-ashigara, JP;
Michio Nagai, Minami-ashigara, JP;
Akira Yamamoto, Minami-ashigara, JP;
Assignee:
FUJIFILM Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03B 21/62 (2014.01); G02B 5/30 (2006.01); G02B 5/02 (2006.01); G03B 21/604 (2014.01); G02B 27/09 (2006.01);
U.S. Cl.
CPC ...
G03B 21/62 (2013.01); G02B 5/0294 (2013.01); G02B 5/30 (2013.01); G02B 5/3016 (2013.01); G02B 5/3025 (2013.01); G02B 27/0977 (2013.01); G03B 21/604 (2013.01); G02B 5/3083 (2013.01);
Abstract
Provided are a transparent screen having high transparency in which a hot spot caused by transmitted light can be reduced; and an image display system in which visibility of a screen is excellent and a hot spot is reduced by using the transparent screen. The transparent screen includes, in this order: a first λ/4 plate; a reflecting layer that has a structure obtained by immobilizing a cholesteric liquid crystalline phase and reflects a part of incidence light; and a polarizing film that has an absorption axis in a thickness direction.