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1. (WO2017018616) OPTICAL LENS, BACKLIGHT UNIT INCLUDING OPTICAL LENS, AND DISPLAY DEVICE INCLUDING OPTICAL LENS

Pub. No.:    WO/2017/018616    International Application No.:    PCT/KR2015/013346
Publication Date: Fri Feb 03 00:59:59 CET 2017 International Filing Date: Wed Dec 09 00:59:59 CET 2015
IPC: G02F 1/1335
G02B 3/00
Applicants: LG ELECTRONICS INC.
Inventors: LEE, Uihyung
HAN, Jongho
JOUNG, Juyoung
KEE, Wondo
Title: OPTICAL LENS, BACKLIGHT UNIT INCLUDING OPTICAL LENS, AND DISPLAY DEVICE INCLUDING OPTICAL LENS
Abstract:
An optical lens, a backlight unit including the optical lens, and a display device including the optical lens are disclosed. The optical lens includes a first surface forming an upper part, a second surface positioned opposite the first surface and forming a lower part, and a third surface connecting the first surface and the second surface. At least a portion of the second surface forms a bottom parallel to the first surface. At least a portion of the second surface is inclined from the bottom toward the third surface.