Abstract: An in-cell optical fingerprint display device has a substrate, a plurality of pixel units disposed on the substrate and arranged in a matrix, and a transparent cover disposed on the plurality of pixel units. At least one pixel unit includes: a display pixel unit at least has a red sub-pixel unit, a green sub-pixel unit, and a blue sub-pixel unit disposed on the substrate; and a fingerprint pixel unit having an optical fingerprint sensor disposed on the substrate, and a specific-color color resin arranged above the optical fingerprint sensor, wherein the specific-color color resin is a blue color resin or a green color resin.

Abstract: An imaging apparatus of the present disclosure includes: a liquid crystal panel configured to adjust light transmittance; a light emitting element configured to apply detection light; a first light receiving element configured to receive first detection light transmitted through the liquid crystal panel in the detection light, and to output a first output value related to a light amount of the first detection light; a second light receiving element configured to receive second detection light not transmitted through the liquid crystal panel in the detection light, and to output a second output value related to a light amount of the second detection light; a transmittance calculator configured to calculate a liquid crystal transmittance of the liquid crystal panel based on the first output value and the second output value; and an imaging element configured to image imaging light transmitted through the liquid crystal panel.

Abstract: One embodiment is a remote display system. Embodiments include a liquid-crystal display (“LCD”), an outer surface that forms a gap between the outer surface and the LCD, a light sensor disposed within the gap and covering a portion of the LCD, and a flexible printed circuit board (“PCB”) that couples the light sensor to a server.

Abstract: Light emitting diode display panels with an open loop amplifier resulting in better brightness accuracy and matching between multiple light emitting diode strings.

Abstract: A method of operating a hyperspectral imaging device includes connecting electrodes on a liquid crystal variable retarder to a voltage source, rotating liquid crystal material in the liquid crystal variable retarder between a first orientation with a certain optical phase delay and a second orientation with a different optical phase delay, receiving a beam of light at an image sensor that has passed through the liquid crystal variable retarder, and producing an output signal from the image sensor.

Abstract: An image display device has an image display unit including a display for displaying images and a backlight arranged behind the display to illuminate the display. The image display device includes an opening formed behind the image display unit, an optical sensor which detects light passing through the opening, and a sensor holder which holds the optical sensor, and the opening includes a protruding diaphragm and a passage hole.

Abstract: An object is to provide a pixel structure of a display device including a photosensor which prevents changes in an output of the photosensor and a decrease in imaging quality. The display device has a pixel layout structure in which a shielding wire is disposed between an FD and an imaging signal line (a PR line, a TX line, or an SE line) or between the FD and an image-display signal line in order to reduce or eliminate parasitic capacitance between the FD and a signal line for the purpose of suppressing changes in the potential of the FD. An imaging power supply line, image-display power supply line, a GND line, a common line, or the like whose potential is fixed, such as a common potential line, is used as a shielding wire.

Abstract: The present disclosure provides an electrochromic mirror including a light reflective member, and an electrochromic device disposed on the reflective surface side of the light reflective member, wherein the electrochromic mirror includes a light detection region, the light detection region includes a plurality of openings defined in the light reflective member or a light transmissive member disposed between a bezel member and the light reflective member, and the electrochromic mirror is configured to control a transmittance of the electrochromic device in response to at least a portion of the amount of light in the light detection region.

Abstract: A display panel module including a display panel is provided, which defines a camera region. A backlight assembly disposed under the display panel, and a camera disposed under the backlight assembly; the backlight assembly includes a circuit board and light source units disposed on the circuit board at intervals; the circuit board in the backlight assembly is inclined downward and recessed at a position corresponding to the camera region to form a hollow funnel shape with a larger top opening and a smaller bottom opening; the top opening of the hollow funnel adjacent to the display panel is defined as a first opening, and the bottom opening adjacent to the camera is defined as a second opening; and light incident from outside can enter the camera through the first and second openings. The invention provides a display panel module, which provides a novel under-screen camera solution.

Abstract: A layered material suitable as substrate for a three-dimensional cell culture includes a transparent carrier layer and a transparent conductive layer as well as a photoconductive layer comprising titanium oxide phthalocyanine. A method for producing the layered material and an article comprising it and a receiving unit are disclosed. A mold-free method is provided for forming a three-dimensional hydrogel as well as for forming a three-dimensional cell culture by using the layered material or article. Uses of the layered material and of the three-dimensional hydrogel and three-dimensional cell culture are also disclosed.

Abstract: Provided is an imaging element including a photoelectric conversion unit formed by stacking a first electrode, a photoelectric conversion layer and a second electrode. The photoelectric conversion unit further includes a charge storage electrode which is disposed to be spaced apart from the first electrode and disposed opposite to the photoelectric conversion layer via an insulating layer. The photoelectric conversion unit is formed of N number of photoelectric conversion unit segments, and the same applies to the photoelectric conversion layer, the insulating layer and the charge storage electrode. An nth photoelectric conversion unit segment is formed of an nth charge storage electrode segment, an nth insulating layer segment and an nth photoelectric conversion layer segment. As n increases, the nth photoelectric conversion unit segment is located farther from the first electrode. A thickness of the insulating layer segment gradually changes from a first to Nth photoelectric conversion unit segment.

Abstract: A self-powered laminated switchable glass system. The laminated switchable glass system having an interior and exterior tempered glass layer. A transparent luminescent solar concentrator layer and a switchable glass film layer is disposed between the exterior and interior glass layer. The solar layer provides power to the switchable glass film layer to allow selective opacity of the switchable glass film.

Abstract: The present disclosure provides a display panel, a display device and manufacturing method of the display panel. The display panel includes a display area and a peripheral area located at a periphery of the display area, a light transmittance region is provided in the peripheral region; at least one first sub-pixels is provided at positions corresponding to the light transmittance regions, wherein at least one of the first sub-pixels is provided with a first thin film transistor, the first thin film transistor is connected with the first gate line, the first data line, and the first pixel electrode, wherein the first gate line is floating; a first pixel electrode is disposed in at least one of the first sub-pixels; and at least one first sensing electrode has an orthogonal projection on a base substrate partially overlapped with an orthogonal projection of the at least one first sub-pixel.

Abstract: Provided is a liquid crystal display device wherein blurring of a moving image is effectively suppressed. A liquid crystal display device 1 includes a liquid crystal layer 13 that is arranged on a backlight 10, and includes liquid crystal that is driven in response to a voltage applied thereto; a light detection unit 20 that is arranged between the backlight 10 and the liquid crystal layer 13; and a control unit that controls a timing of turning on the backlight 10. After the backlight 10 is turned off and driving of liquid crystal is started, the control unit turns on the backlight 10 when intensity of light detected by the light detection unit 20 enters a steady state.

Abstract: A apparatus for peeling a polarizer and a peeling method thereof are provided. The peeling method includes the following steps: dividing a polarizer into a plurality of etching areas; conducting etching with an ion beam on the plurality of etching areas, in sequence, by following a predetermined path; and removing, from the display panel, the polarizer that is not etched off by the ion beam. In the polarizer peeling method, an ion beam is used to conduct, in sequence, etching on a plurality of etching areas by following a predetermined path so as to avoid direct application of an external force to tear off a polarizer that might cause the events of the polarizer being broken or other film layers being damaged, and thus the efficiency of peeling can be improved.

Abstract: A display device including a display layer to provide a first color light, a color control layer on the grayscale display layer and including a transmission filter for transmitting the first color light and a color conversion filter for converting the first color light to another color light, and an optical control layer on the color control layer. The optical control layer includes a metal layer having an absorption coefficient of 3 or more and 3.5 or less in a wavelength range of 530 nm to 570 nm and a first inorganic sub-layer having an absorption coefficient of 0.3 or more and 1 or less in a wavelength range of 530 nm to 570 nm.

Abstract: A display device and a method for manufacturing the display device are provided. The display device includes: a display panel, including a first substrate and a second substrate arranged opposite to the first substrate, wherein the first substrate includes a single-substrate area beyond the second substrate; a display driving circuit electrically connected to the display panel; a lens assembly arranged at the single-substrate area of the first substrate and configured to collect light information; and an image sensor arranged at the single-substrate area of the first substrate, connected to the display driving circuit, and configured to receive the light information collected by the lens assembly.

Abstract: The present disclosure provides a 3D spectacle lens and a method for driving the same, and a 3D glasses and a method for driving the same. The 3D spectacle lens includes: a first substrate and a second substrate arranged opposite to each other; and a guest-host liquid crystal layer arranged between the first substrate and the second substrate, the guest-host liquid crystal layer including liquid crystal molecules and dichroic dye molecules.

Abstract: An optical filter for a camera is switchable between a reflection state and a transmission state. The optical filter includes a first plurality of liquid crystals configured to dynamically form cholesteric phase structures in the reflection state that block right-handed circularly polarized light in a spectral light sub-band and transmit light outside of the spectral light sub-band. The first plurality of liquid crystals dynamically forms a nematic phase arrangement in the transmission state that transmits light in the spectral light sub-band. The optical filter further includes a second plurality of liquid crystals configured to dynamically form cholesteric phase structures in the reflection state that block left-handed circularly polarized light in the spectral light sub-band and transmit light outside of the spectral light sub-band. The second plurality of liquid crystals dynamically form a nematic phase arrangement in the transmission state that transmits light in the spectral light sub-band.

Abstract: Embodiments of the present disclosure disclose a liquid crystal display panel and a liquid crystal display apparatus having the same. The liquid crystal display panel includes a first substrate and a second substrate, the first substrate serving as an array substrate; and a polymer liquid crystal layer, the first substrate includes: a plurality of pixel electrodes in display regions, and a plurality of conductors in gaps between adjacent ones of the plurality of pixel electrodes, and the second substrate includes a common electrode; and in areas corresponding to the gaps between adjacent ones of the plurality of pixel electrodes, portions of the polymer liquid crystal layer corresponding to at least zones where the plurality of conductors are located are configured to transmit the input light from the edge-lighting type light source.

Abstract: A display panel and a display apparatus are provided. The display panel comprises a first substrate, a refractive index adjustment mechanism and a second substrate successively arranged along a light output direction, a first black matrix is formed on the first substrate and includes first shading portions and first openings, and a second black matrix is formed on the second substrate and includes second shading portions and second openings. The first shading portions are arranged opposite to the corresponding second openings, and the second shading portions are arranged opposite to the corresponding first openings. In the case where the display panel is in a power-off state, light cannot penetrate the display panel. In the case where the display panel is in a power-on state, the refractive index adjustment mechanism can adjust intensity of light exiting from the second openings.

Abstract: A display panel and a method of manufacturing a display panel are provided. A method of manufacturing a display panel includes: preparing a unit panel including a panel area having a display unit and a margin area arranged outside the panel area and including one or more dummy seals; cutting a line between the panel area and the margin area by irradiating a laser along a boundary of the panel area; and striking a vicinity of the one or more dummy seals such that the margin area at an outer periphery of the cut line is separated from the panel area.

Abstract: There is provided a display guidance apparatus including a liquid crystal display apparatus and a protective glass unit. A light receiving sensor is provided inside the liquid crystal display apparatus. The protective glass unit disposed to face a front surface side of a front casing frame of the liquid crystal display apparatus includes protective glass having a buffer member attached to the peripheral edge thereof. A light guide film is provided in a gap between the buffer member and the front surface side of the front casing frame, and an end surface at one end thereof is exposed from the gap to a display surface side of the liquid crystal display apparatus.

Abstract: A device assembly causes the concentration of a sportsperson in the course of a throwing, kicking, striking and shooting movement and/or the physical movement sequence to increasingly focus on feeling and thereby improve performance. The device assembly has a detector which transmits a signal to a pair of shutter spectacles via a transmitter at a selectable time between the beginning of a throwing, kicking, striking and shooting movement and/or the physical movement sequence and the movement phase commenced in this way. The shutter spectacles have a receiving circuit which converts the lenses of the shutter spectacles from a high transparency to a low transparency when said signal is received.

Abstract: A display panel and a display device are provided. The display panel includes a display panel body, a power supply layer and a reflective structure layer. The display panel body includes a plurality of aperture areas and a non-transparent area surrounding each of the plurality of aperture areas; the power supply layer is disposed at a display side of the display panel body and includes a plurality of photoelectric conversion elements; and the reflective structure layer is disposed between the power supply layer and the display panel body, the plurality of photoelectric conversion elements are spaced apart to form a plurality of transparent openings, the reflective structure layer includes a plurality of reflective structures, the plurality of reflective structures are configured to reflect light emergent from plurality of aperture areas to the plurality of transparent openings.

Abstract: In one aspect, a device includes a first panel at least bearing a keyboard, a second panel at least bearing a display, and a fingerprint reader on at least a portion of at least one of the first and second panels. The portion is engageable by a user to transition the first panel away from the second panel.

Abstract: The present invention provides a horizontal alignment-type liquid crystal display device including a viewing-side polarizing plate; a liquid crystal cell; a backlight-side polarizing plate; and a backlight, in this order, the liquid crystal cell includes a liquid crystal layer held between two substrates, at least any one of the substrates is a resin substrate, the polarizing plate provided on the resin substrate side includes a gas barrier film including a phase difference layer and an inorganic layer, and a polarizer, and the gas barrier film is on the resin substrate side with respect to the polarizer. In the horizontal alignment-type liquid crystal display device according to the present invention, thinning based on the use of the resin substrate is effectively realized, and a liquid crystal cell can be sealed.

Abstract: A driving method of a visual interface system is disclosed. The visual interface system includes an operation apparatus and a matrix display apparatus having a display surface and a matrix substrate. The matrix substrate has a substrate and a matrix disposed at one side of the substrate while the display surface is located at another side of the substrate. The driving method includes steps of: transmitting a plurality of encoded signals and a plurality of display signals by the matrix substrate of the matrix display apparatus; and receiving at least one of the encoded signals by the operation apparatus operating on the display surface. This approach allows the visual interface system to be equipped with display and communication functions without configuring an additional touch input panel, so that the products can be lighter and thinner and have lower manufacturing cost.

Abstract: A self-cleaning system is provided for the interior of a motor vehicle. That self-cleaning system includes a photoactive self-cleaning surface, a sun shade, an actuator displacing the sun shade between an opened position and a closed position and a controller. A related method of self-cleaning a surface in a passenger compartment of a motor vehicle is also disclosed.

Abstract: A wideband compensation stack film comprises a chiral-half-wave compensation film and a chiral-quarter-wave compensation film. The chiral-quarter-wave compensation film is directly in contact with the chiral half-wave compensation film. Along the contact surface, the first layer liquid crystal molecule of the chiral-quarter-wave compensation film is arranged in the last layer of liquid crystal molecule of the chiral-half-wave compensation film. The retardation values (R) and the optical axis (Z) of the stack films follow a linear relationship: R=aZ+b.

Abstract: Locking devices and, more particularly, locks that are electronically operable and controllable by mobile devices such as telephones, PCs, tablets and the like, include a lock body with a slider that actuates the lock into a locked state and software in the mobile device that operates the lock to an unlocked state.

Abstract: The application relates to a device for regulating the entry of light into a room, which comprises a switchable layer of specific design comprising a twisted nematic liquid-crystalline medium and a dichroic compound.

Abstract: Exemplary light control devices and methods provide a regional variation of visual information and sampling (“V-VIS”) of an ocular field of view that improves or stabilizes vision, ameliorates a visual symptom, reduces the rate of vision loss, or reduces the progression of an ophthalmic or neurologic condition, disease, injury or disorder. The V-VIS devices and methods may optically move, at a sampling rate between 50 hertz and 50 kilohertz, one or more apertures anterior to a retina between one or more positions anterior to the retina that are non-coaxial with a center of a pupil and a position anterior to the retina that is coaxial with the center of the pupil. Certain of these V-VIS devices and methods may be combined with augmented or virtual reality, vision measurement, vision monitoring, or other therapies including, but not limited to, pharmacological, gene, retinal replacement and stem cell therapies.

Abstract: The present disclosure relates to a display panel, a display apparatus and a manufacturing method of a display panel. The display panel comprises a first substrate and a second substrate provided oppositely, wherein the second substrate has a light-transmitting zone and a light-shielding zone adjacent to the light-transmitting zone, wherein the display panel further comprises: an optical element provided on a light entrance side, which is away from the second substrate, of the first substrate, wherein a projection of the optical element on the first substrate and a projection of the light-shielding zone on the first substrate at least partly overlap, and the optical element is configured to deflect a light, which enters from the light entrance side of the first substrate and goes towards the light-shielding zone, to the light-transmitting zone.

Abstract: Disclosed are a display driving circuit and a driving method thereof, and a display apparatus. The display driving circuit comprises a control unit (13), a light emitting device (20) and a collection unit (21).

Abstract: An object of the present invention is to provide an active energy ray-curable composition capable of forming a cured product excellent in damage restoration, adhesion to a plastic base, and transparency after curing. An active energy ray-curable composition for optical components of the present invention essentially includes: a monomer (A) having 2 or more radical-polymerizable reactive groups (x1), a homopolymer of the monomer (A) having a glass transition temperature of higher than 200° C.; a monomer (C) having 2 or more radical-polymerizable reactive groups (x2), a homopolymer of the monomer (C) having a glass transition temperature of lower than ?15° C.; and a photopolymerization initiator (E).

Abstract: A substrate cutting apparatus and a method of manufacturing a display apparatus by using the substrate cutting apparatus, so that an occurrence of an error in cutting a substrate may be prevented and the substrate may be exactly cut. The substrate cutting apparatus includes an integrated laser beam oscillator where an infrared wavelength laser beam oscillator and a short pulse laser beam oscillator are adjacent to each other and are fixed; a stage on which a substrate is disposed; and a transfer unit that transfers at least one of the substrate and the integrated laser beam oscillator so as to control a short pulse laser beam to be irradiated on a region of the substrate, on which an infrared wavelength laser beam emitted from the integrated laser beam oscillator has just been irradiated.

Abstract: An electronic device for detecting a position of an object is disclosed, The electronic device includes an optical source configured to emit light to a detection area, a light concentrator configured to concentrate light reflected by a target object located in a detection area, a light receiver configured to receive through photodiodes the reflected light concentrated by the light concentrator and to output a light quantity pattern of the reflected light, and a processor configured to determine the position of the target object based on the light quantity pattern of the reflected light.

Abstract: A variable optical attenuator includes: a transparent medium configured to transmit light; a first reflective film formed on a light incidence surface of the transparent medium; a second reflective film formed on a light emission surface of the transparent medium; and a resonance length variable medium configured to vary an optical resonance length between the first reflective film and the second reflective film, wherein the first reflective film has a first reflectivity at which at least one of light of a first wavelength and light of a second wavelength is partially transmitted through the first reflective film, the at least one of light being the light of the first wavelength, and wherein the second reflective film has a second reflectivity lower than the first reflectivity for the light of the first wavelength and a third reflectivity lower than the second reflectivity for the light of the second wavelength.

Abstract: An organic light-emitting display apparatus includes an organic light-emitting display panel having a display area including a plurality of pixel areas and a non-display area adjacent the display area; and a light sensing unit. The organic light-emitting display panel includes a first substrate including an organic light-emitting device on a first base substrate and a second substrate including a black matrix between the plurality of pixel areas on a surface of a second base substrate facing the first substrate and a reflective pattern formed on the black matrix. The light sensing unit is at one side of the organic light-emitting display panel.

Abstract: A display device includes a pixel electrode provided on an insulating surface, a pixel separation film provided on an end of the pixel electrode, a light-emitting layer provided to cover the pixel electrode, and a counter electrode provided to cover the light-emitting layer and the pixel separation film. The pixel separation film includes a photoelectric conversion element, one of a first electrode and a second electrode of the photoelectric conversion element is electrically connected to the counter electrode, and the other is electrically connected to a wiring through which current generated by the photoelectric conversion element flows.

Abstract: The present disclosure discloses a liquid crystal panel, a method for manufacturing the same and a display device. The liquid crystal panel includes an array substrate, a color filter substrate oppositely arranged to the array substrate, liquid crystal arranged between the array substrate and the color filter substrate, and a solar battery arranged at a position corresponding to a non-pixel region of the array substrate or the color filter substrate. Two ends of the solar battery contact with the array substrate and the color filter substrate, respectively. By disposing the solar battery at the position corresponding to the non-pixel region of the array substrate or the color filter substrate and making the two ends of the solar battery contact with the array substrate and the color filter substrate, respectively, the solar battery can not only play a supporting function, but also play a shielding function between adjacent pixels.

Abstract: A sunscreen system includes a control unit and a sunscreen having a first nonplanar glass layer and a nonplanar display layer having a first side and an opposite second side. The first side is adhered to the glass layer. The display layer includes multiple display subareas covering the overall surface of the display layer. Each separate display subarea may be controlled by the control unit to change the subarea's transmittance. A nonplanar design allows integration in a vehicle body and multiple display subareas allows partial area-wise blocking of light. All electronic components can be provided in or adjacent to the sunscreen or be arranged at another location in the vehicle, leading to a flexible design which allows a larger area panoramic roof due to reduction of mechanical components in the roof structure.

Abstract: A liquid-crystal-on-silicon (LCOS) panel includes a wafer having bond pads thereon, a liquid crystal layer, and a conductive layer. The panel carrier for the LCOS panel includes a conductive-layer electrode for electrically connecting the conductive layer to a printed circuit assembly (PCA), address electrodes for electrically connecting the bond pads to the PCA, and a cavity for holding the LCOS panel. The cavity includes a conductive pad for electrically connecting the conductive layer to the conductive-layer electrode, and bond-pad electrodes for electrically connecting each bond pad to a respective address electrode. A method for electrically connecting an LCOS panel to a panel carrier includes a step of electrically connecting each bond pad to a respective address electrode, and a step of electrically connecting the conductive layer to the conductive pad.

Abstract: An electronic device display may have an array of pixel circuits. Each pixel circuit may include an organic light-emitting diode and a drive transistor. Each drive transistor may be adjusted to control how much current flows through the organic light-emitting diode. Each pixel circuit may include one or more additional transistors such as switching transistors and a storage capacitor. Semiconducting oxide transistors and silicon transistors may be used in forming the transistors of the pixel circuits. The storage capacitors and the transistors may be formed using metal layers, semiconductor structures, and dielectric layers. Some of the layers may be removed along the edge of the display to facilitate bending. The dielectric layers may have a stepped profile that allows data lines in the array to be stepped down towards the surface of the substrate as the data lines extend into an inactive edge region.

Abstract: In some embodiments, the present invention is directed to an actuator which includes at least the following: a pre-stretched electro-active polymer film being pre-stretched in a single or biaxial planar directions; at least one first semi-stiff conductor attached to a first surface of the pre-stretched electro-active polymer film, wherein the first surface is parallel to the single or biaxial planar stretch directions; at least one second semi-stiff conductor attached to a second surface of the pre-stretched electro-active polymer film, wherein the second surface is opposite to the first surface; where the semi-stiff conductors are configured to: fix the pre-stretched electro-active polymer film in a pre-stretched state and allow the pre-stretched electro-active polymer film to expand; a pair of mechanical connectors coupled to each end of an active region of the pre-stretched electro-active polymer film.

Abstract: An integrated circuit assembly comprises an insulating layer, a semiconductor layer, a handle layer, a metal interconnect layer, and transistors. The insulating layer has a first surface, a second surface, and a hole extending from the first surface to the second surface. The semiconductor layer has a first surface and a second surface, the first surface of the semiconductor layer contacting the first surface of the insulating layer. The handle layer is coupled to the second surface of the semiconductor layer. The metal interconnect layer is coupled to the second surface of the insulating layer, the metal interconnect layer being disposed within the hole in the insulating layer. The transistors are located in the semiconductor layer. The hole in the insulating layer extends to at least the first surface of the semiconductor layer. The metal interconnect layer electrically couples a plurality of the transistors to each other.

Abstract: A device for assisting the nighttime driving of a motor vehicle fitted with a lighting device for emitting a beam for illuminating the road scene in front of the vehicle, the illumination emitted by the lighting device being variable periodically between a maximum value and a minimum value, the device including at least one variable-transmission screen placed between the road scene and the driver, the coefficient of transmission of the screen being variable periodically between a maximum value and a minimum value, the switching on of at least one light source of the lighting device and the coefficient of transmission of the variable-transmission screen controlled by the control unit, the illumination reaching its maximum value when the coefficient of transmission of the screen reaches its maximum value. The control unit controls a circuit for regulating the power supply and a transmitter of remote control waves toward a receiver.

Abstract: A touch device with photovoltaic conversion function includes a main body divided into a touch zone and a non-touch zone located immediately around the touch zone. A photovoltaic conversion layer is provided on a top of the touch zone. By providing the photovoltaic conversion layer on the top of the touch zone of the touch device, the photovoltaic conversion layer can have an increased light-absorption area to enable conversion of more light into more electric current for use by the touch device and accordingly, enable the touch device to have extended standby and operation time.

Abstract: A light sensing circuit using an oxide semiconductor transistor, a method of manufacturing the light sensing circuit, and an optical touch panel including the light sensing circuit. Because the light sensing circuit includes only one light sensor transistor and one switch transistor formed on the same substrate, a structure of the light sensing circuit is simplified. Furthermore, because the light sensor transistor and the switch transistor have the same structure, a method of manufacturing the light sensing circuit is also simplified. Also, since an optical touch panel or an image acquisition apparatus using the light sensing circuit uses the light sensing circuit having a simple structure and does not use a capacitor, the optical touch panel or the image acquisition apparatus may be made thinner and larger.