Display device and electronic device including the same

An electronic device comprising a display device, the display device comprising:

• a substrate;
• a plurality of light-emitting pixel electrodes on one side of the substrate;
• a plurality of sensing pixel electrodes on one surface of the substrate and spaced from the plurality of light-emitting pixel electrodes;
• a pixel defining layer exposing a portion of each of the plurality of light-emitting pixel electrodes and the plurality of sensing pixel electrodes and defining a plurality of light-emitting areas and a plurality of photo-sensing areas;
• a plurality of light-emitting layers on the plurality of light-emitting pixel electrodes in the plurality of light-emitting areas;
• a plurality of photo-sensing layers on the plurality of sensing pixel electrodes in the plurality of photo-sensing areas, the plurality of photo-sensing layers configured to sense light reflected to a user;
• a common electrode on the pixel defining layer, the plurality of light-emitting layers, and the plurality of photo-sensing layers;
• an encapsulation layer on the common electrode, the encapsulation layer comprising at least one organic layer and at least one inorganic layer;
• a first metalens on the encapsulation layer, the first metalens comprising a plurality of first nanostructures overlapping the plurality of photo-sensing areas in a thickness direction of the substrate;
• an intermediate layer on the plurality of first nanostructures;
• a black matrix in a non-light-emitting area between the plurality of light-emitting areas and the plurality of photo-sensing areas on the intermediate layer;
• a window member on the black matrix and the intermediate layer;
• and
• a second metalens on the window member, the second metalens comprising a plurality of second nanostructures overlapping the plurality of light-emitting areas in the thickness direction of the substrate.