A method for manufacturing a display device includes providing a preliminary display device including a display module, an optical layer disposed on a first surface of the display module, a first protective film disposed on the optical layer, a second protective film disposed on a second surface of the display module, a first adhesive layer disposed between the optical layer and the first protective film, and a second adhesive layer disposed between the second protective film and the display module, forming a mask layer on the first protective film by irradiating a first laser light on the first protective film along a first processing line, and cutting the preliminary display device at an outer periphery of the second processing line by irradiating a second laser light on the first protective film along a second processing line positioned at an outer periphery of the first processing line.

A method for manufacturing a display device includes providing a preliminary display device including a display module, an optical layer disposed on a first surface of the display module, a first protective film disposed on the optical layer, a second protective film disposed on a second surface of the display module, a first adhesive layer disposed between the optical layer and the first protective film, and a second adhesive layer disposed between the second protective film and the display module, forming a mask layer on the first protective film by irradiating a first laser light on the first protective film along a first processing line, and cutting the preliminary display device at an outer periphery of the second processing line by irradiating a second laser light on the first protective film along a second processing line positioned at an outer periphery of the first processing line.

A display device in which a peripheral circuit portion has high operation stability is provided. The display device includes a first substrate and a second substrate. A first insulating layer is provided over a first surface of the first substrate. A second insulating layer is provided over a first surface of the second substrate. The first surface of the first substrate and the first surface of the second substrate face each other. An adhesive layer is provided between the first insulating layer and the second insulating layer. A protective film in contact with the first substrate, the first insulating layer, the adhesive layer, the second insulating layer, and the second substrate is formed in the vicinity of a peripheral portion of the first substrate and the second substrate.

A display device in which a peripheral circuit portion has high operation stability is provided. The display device includes a first substrate and a second substrate. A first insulating layer is provided over a first surface of the first substrate. A second insulating layer is provided over a first surface of the second substrate. The first surface of the first substrate and the first surface of the second substrate face each other. An adhesive layer is provided between the first insulating layer and the second insulating layer. A protective film in contact with the first substrate, the first insulating layer, the adhesive layer, the second insulating layer, and the second substrate is formed in the vicinity of a peripheral portion of the first substrate and the second substrate.

A photosensitive device including a microlens substrate, a photosensitive element substrate, and an optical glue is provided. The microlens substrate includes a first substrate and microlenses. The first substrate has a first side and a second side opposite to the first side. The microlenses are located on the first side of the first substrate. The photosensitive element substrate includes a second substrate, active components, first electrodes, a second electrode, and an organic photosensitive material layer. The second substrate has a third side and a fourth side opposite to the third side. The second side of the first substrate faces the third side of the second substrate. The active components are located on the fourth side of the second substrate. The first electrodes are respectively electrically connected to the active components. The organic photosensitive material layer is located between the first electrodes and the second electrode.

A photosensitive device including a microlens substrate, a photosensitive element substrate, and an optical glue is provided. The microlens substrate includes a first substrate and microlenses. The first substrate has a first side and a second side opposite to the first side. The microlenses are located on the first side of the first substrate. The photosensitive element substrate includes a second substrate, active components, first electrodes, a second electrode, and an organic photosensitive material layer. The second substrate has a third side and a fourth side opposite to the third side. The second side of the first substrate faces the third side of the second substrate. The active components are located on the fourth side of the second substrate. The first electrodes are respectively electrically connected to the active components. The organic photosensitive material layer is located between the first electrodes and the second electrode.

A mother glass protective film having a plurality of cell film regions defined along a first direction, and a connection region adjacent to the plurality of cell film regions, includes: a carrier film; and a panel protective film on the carrier film, and having a first opening overlapping with at least the plurality of cell film regions.

A mother glass protective film having a plurality of cell film regions defined along a first direction, and a connection region adjacent to the plurality of cell film regions, includes: a carrier film; and a panel protective film on the carrier film, and having a first opening overlapping with at least the plurality of cell film regions.

A touch display device includes a flexible substrate, a light emitting structure layer, and a flexible touch sensing layer. The flexible substrate has a first surface and a second surface opposite to each other. The light emitting structure layer is disposed on the first surface of the flexible substrate. The flexible touch sensing layer is disposed on the second surface of the flexible substrate.

Disclosed is an organic light emitting diode (OLED) display comprising a substrate; an organic light emitting element disposed on the substrate; an encapsulation substrate disposed on the organic light emitting element; and an adhesive layer formed on the substrate, covering the organic light emitting element, and bonding the substrate on which the organic light emitting element is formed with the encapsulation substrate.