Abstract: An image capturing apparatus includes a light transmitting cover, a display panel, a Light guiding member, a light emitting element, and an image capturing element. The light transmitting cover has a surface in contact with the environmental medium. The light emitting element is disposed on one side of the Light guiding member. The sensing light beam is transmitted to the light penetrating portion in the first light guiding portion to be projected to the display area of the light transmitting cover, and a portion of the sensing light beam is totally reflected by the surface to form a signal beam that enters the second light guiding portion from the light penetrating portion. The image capturing element is disposed on the other side of the Light guiding member to receive the signal light beam that is transmitted in the second light guiding portion.

Abstract: A detection device including a light guide element, a sensing element, a surface plasma resonance layer and a spatial filter element is provided. The light guide element has a top surface and a bottom surface opposite to the top surface. The sensing element is disposed beside the bottom surface of the light guide element. The surface plasma resonance layer is disposed on the top surface of the light guide element and is adapted to receive biopolymers. The spatial filter element is disposed between the bottom surface of the light guide element and the sensing element. The spatial filter element has a plurality of first light channels and a plurality of second light channels. The plurality of first light channels extend in a first direction, the plurality of second light channels extend in a second direction, and the first direction and the second direction are intersected.

Abstract: A double-layered backlight module includes a supporting plate having a supporting surface and a plurality of through holes formed thereon. A plurality of light sources is disposed on the supporting surface. A first optical modulation film is disposed at one side of the supporting plate where the plurality of light sources is located, and a first interlayer is formed between the first optical modulation film and the supporting surface. The first optical modulation film includes a first reflective surface formed at one side of the first optical modulation film facing the plurality of light sources and a plurality of first light exiting holes penetrating the first optical modulation film. A first diffusing plate is disposed at one side of the first optical modulation film opposite to the supporting plate. A second diffusing plate is disposed at one side of the supporting plate opposite to the supporting surface.

Abstract: The present invention provides a backlight module with optical control film, comprising a light source module and an optical control film. The backlight module comprises at least one block corresponding to at least one light source. The projection position of the light source on the block is surrounded by first light emitting holes. The first light emitting hole of the optical control film has a first opening on a surface toward the light source module and a second opening on the other surface away from the light source module. The position of distal end of the first opening relative to the light projection position is further away from the light projection position than the position of distal end of the second opening thereof relative to the light projection position in the direction parallel to the optical control film.

Abstract: A touch panel including a light guide plate, a plurality of light sources and a plurality of detectors is provided. The light guide plate has a top surface, a bottom surface, a plurality of side surfaces and a plurality of light incident surfaces. The light sources are disposed at the light incident surfaces of the light guide plate, and the light sources have a photocell total reflection angle (?) and a photocell vertical divergence angle (?) corresponding to the light incident surfaces of the light guide plate, wherein ?<?<60°, ? is a critical angle of the total reflection angle of the light guide plate, and ?<50°. The detectors are disposed corresponding to the light sources so as to receive photocell signals from the light sources.

Abstract: A backlight module includes a supporting plate, a light source module, and an optical modulation film. The light source module includes a plurality of light sources disposed on a supporting surface of the supporting plate. The optical modulation film is disposed above the light source module and has a plurality of light emitting holes. Light from the light source module is distributed by the optical modulation film and emitted via light emitting holes at different positions. The optical modulation film has a periphery area and a central area. An average perpendicular distance between the periphery area and the supporting surface is different from an average perpendicular distance between the central area and the supporting surface.

Abstract: A double-layered backlight module includes a supporting plate having a supporting surface and a plurality of through holes formed thereon. A plurality of light sources is disposed on the supporting surface. A first optical modulation film is disposed at one side of the supporting plate where the plurality of light sources is located, and a first interlayer is formed between the first optical modulation film and the supporting surface. The first optical modulation film includes a first reflective surface formed at one side of the first optical modulation film facing the plurality of light sources and a plurality of first light exiting holes penetrating the first optical modulation film. A first diffusing plate is disposed at one side of the first optical modulation film opposite to the supporting plate. A second diffusing plate is disposed at one side of the supporting plate opposite to the supporting surface.

Abstract: The present invention provides a backlight module with optical control film, comprising a light source module and an optical control film. The backlight module comprises at least one block corresponding to at least one light source. The projection position of the light source on the block is surrounded by first light emitting holes. The first light emitting hole of the optical control film has a first opening on a surface toward the light source module and a second opening on the other surface away from the light source module.

Abstract: A light guide plate having a V-cut structure and a backlight module are disclosed. The light guide plate comprises straight-striped V-cut structure sets and a base plate having a light-entering side. The straight-striped V-cut structure sets are formed on a surface of the base plate adjacent to the light-entering side, wherein each straight-striped V-cut structure set is composed of at least one V-cut element, each V-cut element having a first base angle and a second base angle formed between its respective two inclined surfaces and a horizontal surface of the base plate. The first base angle is located closer to the light-entering side than the second base angle is, and is smaller than or equal to the second base angle. The straight-striped V-cut structure sets have a plurality of second average angle values which are gradually decreased from the light-entering side to a central position of the base plate.

Abstract: A backlight module for light field adjustment includes a light source module, an optical structure layer, a first prism film, and a second prism film. The light source module has a light exit surface, and the light exit surface has a normal direction. The optical structure layer is disposed on the light exit surface and has a plurality of microstructures convex toward the light exit surface, wherein the microstructures guide light generated from the light exit surface away from the normal direction. The first prism film is disposed on one side of the optical structure layer opposite to the light source module and has a plurality of first prisms extending along a first direction, wherein the first prisms converge light leaving from the optical structure layer toward the normal direction on a cross section vertical to the first direction.

Abstract: A light guiding plate and a backlight module and a display device applying the light guiding plate are provided, in which a structure of prisms on a light emergence surface of the light guiding plate is designed by, for example, adopting a mixed structure of prisms in different specifications, regulating the specifications of the prisms, such as a vertex angle and a corresponding reprint ratio, varying the reprint ratio of the prisms with respect to a distance from a light incident surface of the light guiding plate, or combining the aforementioned design solutions, thereby adjusting a light emitting effect of the light guiding plate, increasing uniformity of backlight, and improving display quality of the display device.

Abstract: An organic light emitting device includes an organic light emitting panel and at least one light extraction enhanced film. The organic light emitting panel has at least one light emitting surface. The light extraction enhanced film is disposed on the light emitting surface of the organic light emitting panel, and the light extraction enhanced film has a recess array. The recess array includes a plurality of recess holes. The recess holes are recessed toward the organic light emitting panel.

Abstract: A light guiding plate and a backlight module and a display device applying the light guiding plate are provided, in which a structure of prisms on a light emergence surface of the light guiding plate is designed by, for example, adopting a mixed structure of prisms in different specifications, regulating the specifications of the prisms, such as a vertex angle and a corresponding reprint ratio, varying the reprint ratio of the prisms with respect to a distance from a light incident surface of the light guiding plate, or combining the aforementioned design solutions, thereby adjusting a light emitting effect of the light guiding plate, increasing uniformity of backlight, and improving display quality of the display device.

Abstract: A backlight module having a light guide plate with prismatic structures and a manufacturing method thereof are provided. The backlight module includes a light guide plate, a brightness enhancement film, and a light source module. The light guide plate includes a first surface and a second surface opposite to each other. The first surface has prismatic structures disposed side by side thereon. Each of the prismatic structures includes a first slope and a second slope being adjacent to each other and having an included angle with respect to the first surface, respectively. The included angles are equivalent. The brightness enhancement film includes a third surface and a fourth surface opposite to each other. The third surface faces the second surface. The fourth surface has prisms disposed side by side thereon along the extending direction of the prismatic structure. The brightness enhancement film has an optimum incident angle associated with an angle of the prism and corresponding to the included angles.

Abstract: A light source module including a light guide plate (LGP) and a light source device is provided. The LGP has a light exiting surface, a light reflecting surface opposite to the light exiting surface and at least one light entering surface connecting the light exiting surface and the light reflecting surface. The LGP has light reflective structures disposed on the light reflecting surface and each including a closed light active region and protrusions disposed in the light active region. The light active region and the light reflecting surface are not coplanar. The protrusions extend outward from the LGP. The light source device is disposed corresponding to the light entering surface. The light source device provides a light entering the LGP from the light entering surface and exiting the LGP from the light exiting surface after the light is redirected by one of the protrusions on the light reflecting surface.

Abstract: An optical touch system includes a display unit, a touch operation unit, and a data processing unit. The display unit is configured for displaying at least a general image frame and displaying a specific pattern frame alternately with the at least a general image frame. The touch operation unit is configured for scanning a part of the specific pattern frame and capturing image data corresponding to the part of the specific pattern frame for transmission. The data processing unit is configured for translating the image data into a coordinate position. Moreover, an optical touch device and an optical touch method also are provided.

Abstract: A light guiding structure of a light guide plate is provided. The light guiding structure comprises a plurality of protrusion ridge portions extending along a longitudinal direction. The height or the vertex angle of each protrusion ridge portion periodically or randomly varies along the longitudinal direction.

Abstract: A light guiding structure of a light guide plate is provided. The light guiding structure comprises a plurality of protrusion ridge portions extending along a longitudinal direction. The height or the vertex angle of each protrusion ridge portion periodically or randomly varies along the longitudinal direction.

Abstract: A light guide plate including a body and a plurality of prism microstructures is provided. The body has a bottom surface, a light emitting surface opposite to the bottom surface, and a plurality of side surfaces. The light emitting surface has a central area and at least one peripheral area outside the central area. The prism microstructures are disposed on the light emitting surface and the bottom surface. The prism microstructure disposed on the light emitting surface includes a plurality of first prism microstructures in the central area and a plurality of second prism microstructures in the peripheral area. A top angle ?2 of the second prism microstructure is greater than a top angle ?1 of the first prism microstructure. A backlight module including the above-mentioned light guide plate is also provided.

Abstract: A light guiding structure of a light guide plate is provided. The light guiding structure comprises a plurality of protrusion ridge portions extending along a longitudinal direction. The height or the vertex angle of each protrusion ridge portion periodically or randomly varies along the longitudinal direction.