The present disclosure relates to a display device including a pixel portion in which sub-pixels are disposed and at least one transparent portion which is disposed around the pixel portion and transmits external light therethrough, wherein the pixel portion may include first to fourth extension parts which extend in different directions and include wirings, and may include first to fourth circuit parts which are disposed between the adjacent extension parts and include circuit elements of each of the sub-pixels.

An image display device according to the present disclosure includes a first self-luminous display element that self-emits an image of first color light, a second self-luminous display element that self-emits an image of second color light, a third self-luminous display element that self-emits an image of third color light, and a prism including a dichroic mirror that synthesizes images of three colors, the first, the second, and the third self-luminous display element are each configured to extract light from a side of a semireflective semitransmissive electrode included in the first, the second, and the third self-luminous display element, and at least one of sums of a thickness of a transparent electrode and a thickness of an optical adjustment layer differs from other in the first, the second, and the third self-luminous display element.

An image display device according to the present disclosure includes a first self-luminous display element that self-emits an image of first color light, a second self-luminous display element that self-emits an image of second color light, a third self-luminous display element that self-emits an image of third color light, and a prism including a dichroic mirror that synthesizes images of three colors, the first, the second, and the third self-luminous display element are each configured to extract light from a side of a semireflective semitransmissive electrode included in the first, the second, and the third self-luminous display element, and at least one of sums of a thickness of a transparent electrode and a thickness of an optical adjustment layer differs from other in the first, the second, and the third self-luminous display element.

An image display device according to the present disclosure includes a first self-luminous display element that self-emits an image of first color light, a second self-luminous display element that self-emits an image of second color light, a third self-luminous display element that self-emits an image of third color light, and a prism including a dichroic mirror; the first self-luminous display element includes a first functional layer and a first substrate portion, the second self-luminous display element includes a second functional layer and a second substrate portion, and the third self-luminous display element includes a third functional layer and a third substrate portion; the first, the second, and the third substrate portion have an identical configuration in the thickness directions thereof; and the first, the second, and the third functional layer have a mutually different film thickness.

An image display device according to the present disclosure includes a first self-luminous display element that self-emits an image of first color light, a second self-luminous display element that self-emits an image of second color light, a third self-luminous display element that self-emits an image of third color light, and a prism including a dichroic mirror; the first self-luminous display element includes a first functional layer and a first substrate portion, the second self-luminous display element includes a second functional layer and a second substrate portion, and the third self-luminous display element includes a third functional layer and a third substrate portion; the first, the second, and the third substrate portion have an identical configuration in the thickness directions thereof; and the first, the second, and the third functional layer have a mutually different film thickness.

Discussed is a display apparatus including a cover window, at least one first display panel arranged on a rear surface of the cover window, a first printed layer arranged on the rear surface of the cover window around the at least one first display panel, wherein reflected luminance of the first printed layer or a color of the first printed layer on color coordinates is formed within a set range so as to correspond to a first measurement value obtained by measuring reflected luminance of the at least one first display panel or a color of the at least one first display panel on the color coordinates.

A three-dimensional display apparatus includes: a display layer and a transmissive phase modulator, wherein the transmissive phase modulator is disposed on a light exit side of the display layer, and includes a plurality of modulation units; and each of the modulation units is configured to perform phase modulation on light received by the modulation unit, and is configured such that a picture displayed by the display layer is presented as a contiguous curved virtual image after being processed by the transmissive phase modulator.

A display device includes; pixel units arranged in a matrix on a first substrate, wherein each pixel unit among the pixel units includes a transmission region including a liquid crystal layer, and a reflection region spaced apart from the transmission region and including an organic light emitting layer.

A display device includes; pixel units arranged in a matrix on a first substrate, wherein each pixel unit among the pixel units includes a transmission region including a liquid crystal layer, and a reflection region spaced apart from the transmission region and including an organic light emitting layer.

An organic light emitting diode device includes an organic light emitting display panel and a circular polarizing plate which includes a polarizer and a compensation film including a liquid crystal layer which includes a first surface and a second surface, and liquid crystals that tilt obliquely with respect to an extension direction of the first and second surfaces of the liquid crystal layer where tilt angles of the liquid crystals with respect to the extension direction of the liquid crystal layer become gradually larger from the first surface to the second surface of the liquid crystal layer in a thickness direction of the liquid crystal layer, and a maximum tilt angle of the liquid crystals with respect to the extension direction of the liquid crystal layer is determined based on a thickness direction phase delay generated in a thickness direction of the organic light emitting display panel.