Title:
OPTICAL PATH CONTROL MEMBER AND DISPLAY DEVICE COMPRISING SAME
Document Type and Number:
WIPO Patent Application WO/2020/022680
Kind Code:
A1
Abstract:
An optical path control member according to an embodiment comprises: a base substrate; a resin layer disposed on the base substrate and including a plurality of engraved parts spaced from each other; and a plurality of pattern parts disposed inside the plurality of engraved parts and spaced from each other, wherein each of the pattern parts comprises a first light shielding layer and a second light shielding layer disposed on the first light shielding layer, the height of the first light shielding layer is higher than the height of the second light shielding layer, and the overall height of each of the pattern parts is less than or equal to the overall height of the engraved parts and greater than or equal to 93% of the height of the engraved parts.
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Inventors:
KIM HYUN JOON (KR)
CHO HYUN DONG (KR)
PARK KWANG HO (KR)
JUN SUNG GON (KR)
SOHN DONG WOO (KR)
CHO HYUN DONG (KR)
PARK KWANG HO (KR)
JUN SUNG GON (KR)
SOHN DONG WOO (KR)
Application Number:
PCT/KR2019/008711
Publication Date:
January 30, 2020
Filing Date:
July 15, 2019
Export Citation:
Assignee:
LG INNOTEK CO LTD (KR)
International Classes:
G02B26/08; G02B1/00
Foreign References:
| JP2007140403A | 2007-06-07 | |||
| JP2014126654A | 2014-07-07 | |||
| KR20060080116A | 2006-07-07 | |||
| KR100761298B1 | 2007-09-27 | |||
| JP2011232413A | 2011-11-17 |
Attorney, Agent or Firm:
HAW, Yong Noke (KR)
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