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:
Feb. 13, 2018
Filed:
Apr. 27, 2014
Samsung Electronics Co., Ltd., Suwon-si, Gyeonggi-do, KR;
Cheil Industries Inc., Gumi-si, Gyeongsangbuk-do, KR;
Hyung Jun Kim, Suwon-si, KR;
Kyoung Ah Oh, Seoul, KR;
Moon Yeon Lee, Osan-si, KR;
Myung Sup Jung, Seongnam-si, KR;
SAMSUNG ELECTRONICS CO., LTD., Gyeonggi-Do, KR;
CHEIL INDUSTRIES INC., Gyeongsangbuk-Do, KR;
Abstract
An optical film including a polarization layer, a first phase delay layer positioned on a side of the polarization layer and including a liquid crystal, and a second phase delay layer positioned on a side of the first phase delay layer, where the first phase delay layer has an optical axis defining an angle of about 17 degrees to about 27 degrees or about −27 degrees to about −17 degrees relative to a transmissive axis of the polarization layer, and the second phase delay layer has an optical axis defining an angle of about 85 degrees to about 95 degrees relative to the transmissive axis of the polarization layer.