OPTICAL LENS, BACKLIGHT UNIT INCLUDING OPTICAL LENS, AND DISPLAY DEVICE INCLUDING OPTICAL LENS

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 connectin...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	KEE, Wondo, LEE, Uihyung, HAN, Jongho, JOUNG, Juyoung
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH ISMODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THEDEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY,COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g.SWITCHING, GATING, MODULATING OR DEMODULATING FREQUENCY-CHANGING NON-LINEAR OPTICS OPTICAL ANALOGUE/DIGITAL CONVERTERS OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS OPTICAL LOGIC ELEMENTS OPTICS PHYSICS TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF
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Beschreibung
Zusammenfassung:	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.