Abstract: A display module and a display device are provided in the embodiments of the present disclosure. The display module includes a display panel, the display panel includes a first surface and a second surface opposite to each other, at least one of the first surface and the second surface is a display surface, and the display module further includes an optical modulation structure arranged on at least one of the first surface and the second surface of the display panel. The optical modulation structure includes: a first transparent substrate and a second transparent substrate arranged opposite to each other, a charged particle arranged between the first transparent substrate and the second transparent substrate, and a first transparent electrode structure arranged between the first transparent substrate and the second transparent substrate and configured to form an electric field for driving the charged particle to move.

Abstract: A light guiding structure, a light source module and a display module are disclosed. The light guiding structure includes a light guiding body and at least one light guiding cavity disposed in the light guiding body. The light guiding body includes a light incident surface and a light exit surface which are disposed opposite to each other. Each light guiding cavity includes a first end close to the light incident surface of the light guiding body and a second end away from the light incident surface of the light guiding body, and the light guiding cavity extends from the first end to the second end.

Abstract: An edge-lit light source includes at least two light guide layers and one or more light-emitting elements. Side surfaces of each layer include a light incident surface and a light exit surface. The layer includes a bending region. A light-emitting surface of each element faces a light incident surface of at least one layer. The layer includes first and second light guide portions. An end surface of the first light guide portion is the light exit surface. The second light guide portion includes at least two light guide bars each including a bending portion and an extending portion. A surface of the extending portion is a light incident sub-surface. The light-emitting surface of each element faces at least one light incident sub-surface. Second light guide portions of the at least two layers are arranged in a second direction perpendicular to a thickness direction of the first light guide portion.

Abstract: An edge-lit light source includes one or at least two light guide layers arranged in a stack and one or more light-emitting elements. Of one or more light guide layers of the one or at least two light guide layers, side surfaces of each light guide layer includes a light incident surface and a light exit surface, and the light guide layer includes a bending region located between the light incident surface and the light exit surface. A light-emitting surface of each light-emitting element faces a light incident surface of at least one light guide layer of the one or more light guide layers.

Abstract: An edge-lit light source includes one or at least two light guide layers arranged in a stack and one or more light-emitting elements. Of one or more light guide layers of the one or at least two light guide layers, side surfaces of each light guide layer includes a light incident surface and a light exit surface, and the light guide layer includes a bending region located between the light incident surface and the light exit surface. A light-emitting surface of each light-emitting element faces a light incident surface of at least one light guide layer of the one or more light guide layers.

Abstract: A light guide assembly includes a light guide plate and a light guide strip around the periphery of the light guide plate, where a plurality of light-transmitting holes are formed on one side of the light guide strip facing to the light guide plate, and at least one end of the light guide strip is an light incident side. The light is incident to the inside of the light guide strip from the light incident side, and then is incident into the light guide plate from the light-transmitting holes on the side of the light guide strip, and thus becomes a surface light source.

Abstract: A display module and a display device are provided in the embodiments of the present disclosure. The display module includes a display panel, the display panel includes a first surface and a second surface opposite to each other, at least one of the first surface and the second surface is a display surface, and the display module further includes an optical modulation structure arranged on at least one of the first surface and the second surface of the display panel. The optical modulation structure includes: a first transparent substrate and a second transparent substrate arranged opposite to each other, a charged particle arranged between the first transparent substrate and the second transparent substrate, and a first transparent electrode structure arranged between the first transparent substrate and the second transparent substrate and configured to form an electric field for driving the charged particle to move.

Abstract: A light source module and method for manufacturing the same, and a display module, and the light source module includes a light source; a light guide structure; an optical control layer arranged on the first surface of the light guide structure and a plurality of optical structures arranged at intervals at least in a first direction, and the first direction is perpendicular to the light incident surface, each of the plurality of optical structures includes a groove in the optical control layer, and the groove forms an opening in the third surface, each of the plurality of optical structures includes a first optical surface, a second optical surface, a third optical surface, and a fourth optical surface, and the first optical surface, the second optical surface, the third optical surface, and the fourth optical surface are sequentially away from the light incident surface in the first direction.

Abstract: A light guiding structure, a light source module and a display module are disclosed. The light guiding structure includes a light guiding body and at least one light guiding cavity disposed in the light guiding body. The light guiding body includes a light incident surface and a light exit surface which are disposed opposite to each other. Each light guiding cavity includes a first end close to the light incident surface of the light guiding body and a second end away from the light incident surface of the light guiding body, and the light guiding cavity extends from the first end to the second end.

Abstract: The present disclosure provides a light source module, a method of manufacturing a light source module, and a display module. The light source module includes: a light source; a light guide structure including a light incident surface; an optical control layer including a first surface away from the light guide structure and a second surface facing the light guide structure; and at least two optical structures arranged in the optical control layer and configured to adjust a light incident on the optical structures. Each optical structure includes a groove located in the optical control layer and a low refractive index material portion filled in the groove, and the low refractive index material portion has a refractive index less than that of the optical control layer body; and each optical structure includes a first optical surface and a second optical surface.

Abstract: A display device and a terminal device are disclosed. The display device includes a main body and a cover body rotatably connected to the main body, the main body includes a first display screen on a side, close to the cover body, of the main body, the cover body is provided with an accommodating cavity penetrating through the cover body in a direction perpendicular to the first display screen, the cover body includes a second display screen in the accommodating cavity, the second display screen is stacked on the first display screen in the direction perpendicular to the first display screen, and the second display screen is a transparent display screen.

Abstract: A plastic frame component includes: a first frame strip, configured to match with a side edge of the display component to support the display device; a light source, disposed on the first frame strip and configured to emit light; and an optical path adjuster, disposed on the first frame strip. The first frame strip includes a first portion and a second portion that are connected to each other. The first portion and/or the second portion accommodate/accommodates the light source and the optical path adjuster, such that the first portion can protrude from the side edge of the display component and go beyond the display surface after the plastic frame component is assembled with the total reflection display component, and that the light emitted by the light source shines onto a display area of the display component after being adjusted by the optical path adjuster.

Abstract: A light guide assembly includes a light guide plate and a light guide strip around the periphery of the light guide plate, where a plurality of light-transmitting holes are formed on one side of the light guide strip facing to the light guide plate, and at least one end of the light guide strip is an light incident side. The light is incident to the inside of the light guide strip from the light incident side, and then is incident into the light guide plate from the light-transmitting holes on the side of the light guide strip, and thus becomes a surface light source.

Abstract: A transfer substrate for transferring an array of a plurality of micro light emitting diodes (micro LEDs) onto a target substrate. The transfer substrate includes a base substrate and an array of a plurality of electroactive actuators. A respective one of the plurality of electroactive actuators includes a ring-shaped frame structure substantially surrounding a central opening, the ring-shaped frame structure made of an electroactive material. The ring-shaped frame structure is configured to undergo a reversible deformation between a first state and a second state upon a change in an electric field applied on the ring-shaped frame structure. A distance between two positions on an inner wall of the ring-shaped frame structure and across the central opening having a first value in the first state and a second value in the second state. The first value is greater than the second value.

Abstract: A back light unit and a display device are proposed. The back light unit includes a light guide plate and multiple light emitting diodes, wherein the multiple light emitting diodes are disposed on a light entrance surface of a side end of the light guide plate, the light entrance surface of the light guide plate is disposed with at least one groove, and the at least one groove is disposed between at least part of adjacent light emitting diodes.

Abstract: A plastic frame component includes: a first frame strip, configured to match with a side edge of the display component to support the display device; a light source, disposed on the first frame strip and configured to emit light; and an optical path adjuster, disposed on the first frame strip. The first frame strip includes a first portion and a second portion that are connected to each other. The first portion and/or the second portion accommodate/accommodates the light source and the optical path adjuster, such that the first portion can protrude from the side edge of the display component and go beyond the display surface after the plastic frame component is assembled with the total reflection display component, and that the light emitted by the light source shines onto a display area of the display component after being adjusted by the optical path adjuster.

Abstract: A transfer substrate for transferring an array of a plurality of micro light emitting diodes (micro LEDs) onto a target substrate. The transfer substrate includes a base substrate and an array of a plurality of electroactive actuators. A respective one of the plurality of electroactive actuators includes a ring-shaped frame structure substantially surrounding a central opening, the ring-shaped frame structure made of an electroactive material. The ring-shaped frame structure is configured to undergo a reversible deformation between a first state and a second state upon a change in an electric field applied on the ring-shaped frame structure. A distance between two positions on an inner wall of the ring-shaped frame structure and across the central opening having a first value in the first state and a second value in the second state. The first value is greater than the second value.

Abstract: The disclosure discloses a display device and a smart watch. The display device includes a display panel, a backlight module and a center rotating shaft; the backlight module includes a light guide plate, an optical film, and a back plate; the backlight module has a first channel extending through the back plate, the light guide plate and the optical film sequentially to allow the center rotating shaft to pass through the backlight module; the display panel has a second channel extending through the display panel in a thickness direction thereof to allow the center rotating shaft to pass through the display panel; the second channel communicates with the first channel; the center rotating shaft passes through the first channel and the second channel sequentially, and a portion, between the display panel and the back plate, of the center rotating shaft is a light transmitting portion made of a transparent material.

Abstract: A light guide assembly, a total reflective display device and a method for manufacturing a light guide assembly are provided in the embodiments of the disclosure, the light guide assembly including: a first transparent adhesion layer, having a first profile formed thereon; a second transparent adhesion layer adhered to the first transparent adhesion layer and formed with a second profile corresponding to the first profile on a side of the second transparent adhesion layer adhered to the first transparent adhesion layer, the first profile and the second profile being formed to be in positive fit with each other and configured to incur light refraction at an interface therebetween of light rays being incident upon the first transparent adhesion layer from the second transparent adhesion layer to decrease an incident angle of the light rays; and a light guide panel, arranged on a side of the second transparent adhesion layer facing away from the first transparent adhesion layer.

Abstract: A light guide plate includes a through hole; at least one light transmitting component disposed within the light guide plate; at least one light incident surface; at least one light source; and at least one lens structure located between the light source and the incident surface. The light transmitting component is configured to transmit a portion of light that enters the light incident surface to a first region of the light guide plate that would otherwise be masked by the through hole. The light guide plate might backlight a display panel. A method for manufacturing the light guide plate is also provided.