Viewing angle adjustment panel and display device including same
A viewing angle adjustment panel includes an organic film including a plurality of openings, and a liquid crystal layer located in the plurality of openings. The liquid crystal layer includes liquid crystal molecules and a dye, the liquid crystal molecules and the dye are oriented in a direction, and the viewing angle of the light that is oriented and passes through the liquid crystal layer is adjusted.
1 . A viewing angle adjustment panel, comprising:
an organic film including a plurality of openings;
a liquid crystal layer located in the plurality of openings; and
a first electrode and a second electrode that apply an electric field to the liquid crystal layer, wherein
the liquid crystal layer includes liquid crystal molecules and dye,
the liquid crystal molecules and the dye are oriented in a direction and adjust a viewing angle of light passing through the liquid crystal layer,
the first electrode is located on a side wall of the plurality of openings, and
the second electrode is located on another side wall of the plurality of openings.
2 . The viewing angle adjustment panel of claim 1 , wherein the liquid crystal layer located in the plurality of openings is connected as one on an upper surface of the plurality of openings.
3 . The viewing angle adjustment panel of claim 1 , wherein the liquid crystal layer further includes a reactive mesogen.
4 . The viewing angle adjustment panel of claim 3 , wherein the reactive mesogen includes a compound represented by Formula 1 below
5 . A display device, comprising:
a display panel; and
a viewing angle adjustment panel disposed on and overlapping the display panel in a plan view, wherein
the display panel comprises a substrate and a plurality of light emitting devices located on the substrate,
the viewing angle adjustment panel comprises:
an organic film including a plurality of openings;
a liquid crystal layer located in the plurality of openings;
a first electrode and a second electrode that apply an electric field to the liquid crystal layer,
the liquid crystal layer includes liquid crystal molecules and dye,
the liquid crystal molecules and the dye are oriented in a direction and adjust a viewing angle of light emitted from the plurality of light emitting devices,
the first electrode is located on a side wall of the plurality of openings, and
the second electrode is located on another side wall of the plurality of openings.
6 . The display device of claim 5 , wherein a part of the plurality of openings overlaps the plurality of light emitting devices in a plan view.
7 . The display device of claim 5 , further comprising:
a partition wall located between the plurality of light emitting devices, wherein
a part of the plurality of openings overlaps the partition wall in a plan view.
8 . The display device of claim 7 , wherein the plurality of openings overlapping the partition wall is filled with a light blocking layer.
9 . The display device of claim 5 , wherein the liquid crystal layer located in the plurality of openings is connected as one at a top of the plurality of openings.
10 . The display device of claim 5 , wherein the liquid crystal layer further includes a reactive mesogen.
11 . The display device of claim 10 , wherein the reactive mesogen includes a compound represented by Formula 1 below:
12 . The display device of claim 5 , wherein
the display device switches between a light blocking mode and a light transmitting mode depending on a voltage applied to the first electrode and the second electrode, and
the first electrode and the second electrode are alternately arranged with each of the openings in a horizontal direction of the display device that is perpendicular to a thickness direction of the display device.
13 . The display device of claim 5 , wherein the display device adjusts front luminance and side luminance according to a voltage difference applied between the first electrode and the second electrode.