Abstract: A photon detection device including: a silicon photomultiplier (SiPM) configured to generate a detected signal when the SiPM absorbs a photon; an amplifier; and a transmission line stub between the SiPM and amplifier input. The SiPM connection is configured to transmit the detected signal to the amplifier and a transmission line stub is also configured to receive the SiPM signal and generate a time-delayed reflected signal back into the amplifier input; wherein the amplifier is configured to amplify a combination of the detected signal and the time-delayed reflected signal. The end of the transmission line stub is terminated with a complex impedance that can simultaneously absorb some components of the SiPM pulse response, and reflect others.

Abstract: A method, device, and computer storage medium for identifying position spectrum. The method comprises: pre-processing an initial position spectrum to generate a first position spectrum; extracting feature from the first position spectrum to generate a plurality of second position spectra; performing a peak search on the second position spectra to obtain N peak points, which furan a third position spectrum; globally numbering the peak points in the third position spectrum to form a sixth position spectrum; and clustering single events based on the peak points in the sixth position spectrum to form a final position spectrum. The device comprises a pre-processing unit, a feature extraction unit, a peak search unit, a global numbering unit and an event clustering unit. The above method may be realized when executing programs in a computer storage medium.

Abstract: Aspects of the present disclosure may include a method and/or a system for identifying an ion chain having a plurality of trapped ions, selecting at least two non-consecutive trapped ions in the ion chain for implementing a qubit, applying at least a first Raman beam to shuttle at least one neighbor ion of the at least two non-consecutive trapped ions from a ground state to a metastable state, and applying at least a second Raman beam to one or more of the at least two non-consecutive trapped ions, after shuttling the at least one neighbor ion to the metastable state, to transition from a first manifold to a second manifold.

Abstract: Methods for calibrating a Nuclear-Medicine (N-M) imaging system including calibrating an N-M imaging system scanning unit for scanning detector uniformity map and energy resolution as well as generating an angular orientation map of a plurality of scanning units and a line source of radiation. There is further disclosed a jig for holding a line source during a calibration process of an N-M imaging system.

Abstract: A method for generating a core description is disclosed. The method includes coring and collecting rock cores from geographical locations in the subterranean formation, detecting, using an augmented reality (AR) device worn by a user, content of an identifying tag of a rock core within a device view of the AR device to identify a well where the rock core is obtained, retrieving, by the AR device from a data repository, historical data of the well, activating, by the AR device, a sensor to acquire additional data from the rock core to supplement the historical data, and presenting, by the AR device, an AR image including a first image of the historical data and the additional data superimposed over a second image of the rock core, where the user generates the core description based on viewing the AR image.

Abstract: A computer-implemented method is provided for processing gross depositional environment (GDE) maps. The method includes receiving end-member lowstand systems tract (LST) and maximum flood surface (MFS) gross depositional environment (GDE) maps that represent a particular geographic area at different respective times spaced by a time interval, processing both of the LST and MFS GDE maps in accordance with a predefined set of mles that use geoprocessing operations to relate the content of both the LST and MFS GDE maps, and outputting a transgressive system tract (TST) map based on the processing.

Abstract: A downhole electromagnetic device includes an antenna wire placed on or at a tool body, a cavity in the tool body having a cavity pressure smaller than a downhole fluid pressure, and an electronic circuit disposed in the cavity. The antenna wire includes an electrical conductor, and an insulator configured to be exposed to a downhole fluid. The device includes an electrical connector connected to an end of the antenna wire, a sealing element configured to seal the connector from the downhole fluid, the sealing element contacting an inner surface of the connector and an outer surface of the insulator, and a first support member configured to support a load applied on the connector by the antenna wire. The connector provides electrical contact between the antenna wire and the electronic circuit, and the load is caused by a differential pressure defined by the downhole fluid pressure and the cavity pressure.

Abstract: A sensing system includes a light emission control unit that controls light emission of a light source by using a light emission pattern determined in advance, a pixel array unit in which pixels that detect a change in a received light amount as an event and generate an event signal indicating presence or absence of detection of the event are two-dimensionally arranged, and a signal corrector that performs correction of the event signal on the basis of the light emission pattern.

Abstract: An apparatus for real-time monitoring of groundwater level and soil moisture of a gully head landfill area includes: a groundwater observation well set up in a monitoring area; a drop-in liquid level transmitter placed in the groundwater observation well and configured to sense a change of groundwater level and transmit data to an environmental supervision cloud platform (ESCP) through a data collection module; a plurality of soil moisture transmitters arranged in layers on a wall of the groundwater observation well and configured to sense soil moisture; a data collection module configured to receive data from the drop-in liquid level transmitter and transmit the collected signal to an ESCP; and an environmental monitoring host configured to receive data from the soil moisture transmitters and transmit the data to an environmental monitoring cloud platform (EMCP). A user can view real-time data by remotely logging in to the ESCP and EMCP.

Abstract: Disclosed is a multi-channel early warning system for real-time monitoring of meteorological data, relates to the field of data monitoring technology, and comprises a meteorological data acquisition module, a meteorological data processing module, a terrain analysis module, a UAV deployment module, a ground situation acquisition module, an emergency degree analysis module, an early warning terminal, and a database. Data acquisition of a disaster-affected site is performed using a UAV. The UAV has the characteristics of being flexible and fast, and can be quickly deployed in a disaster-affected region to monitor the ground situation in real time, comprehensively assessing the impact of meteorological disasters.

Abstract: The present invention provides an optical layered body having excellent scratch resistance while having antireflective performance. The present invention relates to an optical layered body including a light-transmitting substrate; and at least an antiglare layer and a low refractive index layer disposed in the stated order on one surface of the light-transmitting substrate, wherein the low refractive index layer has an arithmetic average roughness Ra of projections and depressions of 4 nm or less and a ten-point average roughness Rz of the projections and depressions of 60 nm or less, where the Ra and the Rz are measured in any 5-?m square region of a surface of the low refractive index layer.

Abstract: An optical element includes a base material, which consists of resin material, and an antireflection film. The antireflection film consists of a first film formed on the base material and a second film formed on the first film. The second film consists of a first layer, a second layer, and a third layer, in order from a side closest to the first film. The first layer and the third layer each include silicon oxide. The second layer includes magnesium fluoride.

Abstract: The disclosure provides an optical imaging lens assembly, which sequentially includes, from an object side to an image side along an optical axis: a first lens with a refractive power, an object-side surface thereof being a convex surface; a second lens with a refractive power; a third lens with a refractive power; a fourth lens with a positive refractive power; a fifth lens with a refractive power; a sixth lens with a negative refractive power; and a seventh lens with a negative refractive power, wherein a maximum field of view (FOV) of the optical imaging lens assembly satisfies 105°<FOV<125°.

Abstract: An optical imaging system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens and a seventh lens sequentially disposed from an object side. The optical imaging system satisfies |Pnu|[10?6° C.?1 mm?1]?30, where Pnu is ?Pnui in which i=1, 2, . . . , 7, Pnui is 1/(vti·fi), vti is [DTni/(ni?1)?CTEi]?1, fi is an effective focal length of an i-th lens, ni is a refractive index of the i-th lens, DTni is a rate (dni/dT) of change of the refractive index according to a temperature of the i-th lens, and CTEi is a thermal expansion coefficient of the i-th lens.

Abstract: The disclosure provide an optical imaging lens assembly, which sequentially includes from an object side to an image side along an optical axis: a first lens having a negative refractive power; a second lens having a refractive power; a third lens having a refractive power; a fourth lens having a refractive power; a fifth lens having a refractive power; and a sixth lens having a positive refractive power; wherein ImgH is a half of a diagonal length of an effective pixel region on an imaging surface of the optical imaging lens assembly, ImgH satisfies: ImgH>5 mm; and Semi-FOV is a half of a maximum field of view of the optical imaging lens assembly, Semi-FOV satisfies: tan(Semi-FOV)>1.2, which makes the optical imaging lens assembly have features of a large image surface, a large wide angle, etc.

Abstract: The present invention discloses a camera optical lens including, from an object side to an image side in sequence a first lens having a positive refractive power, a second lens having a negative refractive power, a third lens having a refractive power, a fourth lens having a positive refractive power, and a fifth lens having a negative refractive power. The camera optical lens satisfies the following conditions: 0.70?f1/f?1.00, 3.00?R3/R4?15.00, 2.00?R6/R5?10.00, ?12.00?R7/R8??1.50, and ?15.00?R9/R10??3.00. The camera optical lens according to the present invention has excellent optical characteristics, such as large aperture, wide angle, and ultra-thin.

Abstract: The present invention relates to a field of optical lens, and discloses a camera lens with six-piece lenses including a first lens having a positive refractive power, a second lens having a positive refractive power, a third lens having a negative refractive power, a fourth lens having a negative refractive power, a fifth lens having a positive refractive power, and a sixth lens having a negative refractive power. The camera lens satisfies following conditions: in an imaging status TTL/LB?2.20, 7.50?D12/d2?8.50, 0.04?d6/f?0.08, and ?1.00?R6/R7??0.35. The present invention has a small height in a retraction status, and a narrow angle as well as good optical properties in the imaging status.

Abstract: The present disclosure provides an image capturing optical system comprising: a positive first lens element having a convex object-side surface; a negative second lens element having a concave object-side surface; a third lens element; a fourth lens element having a convex object-side surface and a concave image-side surface, the object-side surface and the image-side surface thereof being aspheric; a fifth lens element having a concave image-side surface concave, both of the object-side surface and the image-side surface being aspheric, at least one of the object-side surface and the image-side surface having at least one convex shape in an off-axis region thereof.

Abstract: A projection lens having an optical system includes: an incidence lens on which light from an electrooptic element is incident; and an emission lens positioned closest to a magnification side and emits an image toward a projection surface, in which an incidence optical axis of the incidence lens is shifted in a first direction orthogonal to the incidence optical axis with respect to a center of a screen of the electrooptic element, a projection angle, which is an angle of an emission optical axis of the emission lens with respect to the projection surface, is less than 90°, and assuming an effective diameter of the emission lens is DE, a focal length of an entire optical system including the emission lens is f, and a half angle of view of the entire optical system is ?, ? is ?60°, and a value of PA defined by Expression (1)?0.1 and ?7. PA=DE/(f×tan ?) (1).

Abstract: An extender lens unit to be inserted into and removed from an optical path in a relay lens unit included in a zoom lens consists of a front unit having a positive refractive power, a middle unit having a negative refractive power, and a rear unit having a negative refractive power. The extender lens unit includes three negative lenses. The middle unit includes a negative lens. An average refractive index of positive lenses included in the extender lens unit, an average refractive index of negative lenses included in the extender lens unit, a focal length of the negative lens included in the middle unit, and a focal length of the middle unit are appropriately set.

Abstract: A situation grasping means configured to grasp a situation of a moving body, an optical system mounted on the moving body, and a focusing group configured to change an imaging position of the optical system are provided, and the imaging position is changed to a position calculated from a setting value for setting the imaging position according to a situation of the moving body and a situation of the moving body grasped by the situation grasping means, and the optical system satisfies a predetermined conditional expression. Furthermore, the moving body includes the imaging apparatus.

Abstract: An optical imaging lens includes first to third lens element groups in sequence along an optical axis from an object side to an image side. The first lens element group includes at least two lens elements. The second lens element group includes at least two lens elements. The third lens element group includes at least two lens elements. When the optical imaging lens is zoomed, at least one lens element group is moved toward a direction of the object side or the image side along the optical axis.

Abstract: This zoom optical system (ZL(1)) has a plurality of lens groups (G1-G7), wherein when during zooming, distances between adjacent lens groups vary. The plurality of lens groups include: a first focused lens group (G6) that moves during focusing; and a second focused lens group (G7) that is disposed closer to an image plane side than the first focused lens group and moves during focusing along a trajectory that is different from that of the first focused lens group. The first focused lens group (G6) and the second focused lens group (G7) both have a negative refractive power and satisfy the following conditional expression, 0.40<fF1/fF2<6.00, where fF1: focal length of first focused lens group and fF2: focal length of second focused lens group.

Abstract: A Cassegrain or quasi-Cassegrain structure objective lens is used in a polar MOKE metrology system. The quasi-Cassegrain reflective objective lens includes a primary concave mirror and a secondary mirror. The primary concave mirror has a wider diameter than the secondary mirror and defines an aperture through which the laser beam is configured to be transmitted toward the secondary mirror. The secondary mirror can be convex, concave, or have a flat surface.

Abstract: An optical imaging system includes a first lens having refractive power, a second lens including a first reflective region formed on an object-side surface of the second lens, a third lens having a second reflective region formed on an image-side surface of the third lens, and a fourth lens having refractive power.

Abstract: Intra-tympanic injections of therapeutics into the inner ear can be used to treat conditions such as hearing loss. One or more stabilizing devices that define working channels can be temporarily implanted in the tympanic membrane. Purpose-built instruments such as endoscopes, forceps, and injections instruments can be passed through the working channels of the stabilizer devices to access the inner ear where the therapy can be administered. Afterwards, the stabilizing devices can be removed from the tympanic membrane and the tympanic membrane can heal, typically without the need for sutures.

Abstract: A device may capture, using a camera associated with a microscope, a first image of interstitial material associated with a first set of optical fibers in a field of view of the camera. The device may perform a comparison of the first image of interstitial material and a second image of interstitial material associated with a second set of optical fibers. The device may determine that the first set of optical fibers does not include an expected set of optical fibers based on a result of performing the comparison. The device may determine an amount by which to adjust the field of view of the camera based on the result of performing the comparison. The device may perform one or more actions.

Abstract: Articles and systems for dark microscopy and related methods are generally described.

Abstract: An observation apparatus includes a display apparatus that displays a display pattern, a display projection optical system that projects a light beam from the display apparatus, and forms an image of the display pattern, a combining optical element that combines a light beam from a sample and a light beam from the display apparatus, and an eyepiece optical system that enables an observer to simultaneously observe an image of the sample and an image of the display pattern, in which a numerical aperture (NA) of a light beam from the display apparatus is smaller than a maximum value of an NA of a light beam from the sample, and is larger than a minimum value of an NA of a light beam from the sample, at a position of an image on an optical path that is formed after light beams are combined by the combining optical element.

Abstract: A MEMS optical device including: a semiconductor body; a main cavity, which extends within the semiconductor body; a membrane suspended over the main cavity; a piezoelectric actuator, which is mechanically coupled to the membrane and can be electronically controlled so as to deform the membrane; a micro-lens, mechanically coupled to the membrane so as to undergo deformation following the deformation of the membrane; and a rigid optical element, which contacts the micro-lens and is arranged so that the micro-lens is interposed between the rigid optical element and the membrane. The micro-lens and the main cavity are arranged on opposite sides of the membrane.

Abstract: A method for generating a mathematical model (MM) for positioning individual mirrors (204, 204?) of a facet mirror (200) in an optical system (500), e.g. in a lithography apparatus (100A, 100B). The method includes: a) providing (S701) target positions (SP) of the individual mirrors (204, 204?) with an adjustment unit (502), b) capturing (S702) actual measurement positions (MI) of the individual mirrors (204, 204?) with a measuring device (508), which is embodied as an interferometer, deflectometer and/or camera, and c) generating (S705) a mathematical model (MM) for positioning the individual mirrors (204, 204?) based on the captured actual measurement positions (MI) and the target positions (SP). In step c), a difference (EA) is formed (S703) between a respective actual measurement position (MI) and a respective target position (SP) and the mathematical model (MM) is generated (S705) based on the difference (EA) formed.

Abstract: Disclosed herein is an optical module including a substrate, with an optical detector, laser emitter, and support structure being carried by the substrate. An optical layer includes a fixed portion carried by the support structure, a movable portion affixed between opposite sides of the fixed portion by a spring structure, and a lens system carried by the movable portion. The movable portion has at least one opening defined therein across which the lens system extends, with at least one supporting portion extending across the at least one opening to support the lens system. The optical layer further includes a MEMS actuator for in-plane movement of the movable portion with respect to the fixed portion.

Abstract: A method for designing a multi-layer optical structure includes: obtaining candidate multi-layer optical structures through a sequence generator; obtaining a candidate spectrum for each candidate multi-layer optical structure; obtaining a difference between the candidate spectrum and a target spectrum; updating sequence generator parameters through reinforcement learning training and iteratively performing the obtainings and the updating in response to a first termination condition being not met; and selecting one of all obtained candidate structures to be a target multi-layer optical structure in response to the first termination condition being met. The difference between a spectrum of the target multi-layer optical structure and the target spectrum is minimized through the process. The method of the present application can perform the designs robustly and effectively.

Abstract: One aspect disclosed is a method including determining a location from a positioning system receiver, determining, using a hardware processor and the location, that the location is approaching a path of direction of visual direction information, displaying the visual direction information on a display of a wearable device in response to the determining, determining, using the positioning system receiver, whether the turn of the visual direction information has been made, determining, by the hardware processor, a first period of time for display of the content data based on whether the turn of the visual direction information has been made, powering on the display and displaying, using the display, content data for the first period of time, turning off the display and the hardware processor following display of the content data.

Abstract: An optical structure is disclosed for use in an augmented reality display. The structure includes a waveguide (52) and an input diffractive optical structure (54) configured to receive light from a projector and couple the received light into the waveguide (52). An output diffractive optical structure (60) is configured to receive light from the input diffractive optical element (54) in an input direction, wherein the output diffractive optical structure comprises at least a first diffractive optical element (30) and a second diffractive optical element (32) with different respective diffraction efficiencies, wherein the first diffractive optical element has a relatively high diffraction efficiency and the second diffractive optical element has a relatively low diffraction efficiency and the first and second diffractive optical elements are overlaid on one another in or on the waveguide. The output diffractive optical structure (60) comprises a first portion (62) and a second portion (64).

Abstract: Disclosed is a total reflection based compact near-eye display device with a large field of view. Light rays emitted by an image source (103) are transmitted by using a total reflection prism (101), and are finally subjected to image magnification by means of a near-eye refractive component (105), such that a near-eye display effect with a large field of view is achieved under the conditions of a compact volume.

Abstract: Embodiments of this application relates to the field of wearable device technologies, and provides a mask and a head-mounted display device. The mask includes a support, an elastic support, and a face fitting spring plate. Lens holes are disposed in the support, the face fitting spring plate is connected to the support by using the elastic support, a middle part of the face fitting spring plate is sunken to the support, an eyepiece hole facing the lens holes is disposed in the face fitting spring plate, and a nose support is disposed in a middle part on a lower side edge of the face fitting spring plate. The head-mounted display device includes the mask and a display device connected to the mask. In the mask, the face fitting spring plate can be deformed under an external force.

Abstract: Methods and systems are disclosed for performing operations for displaying virtual content on a contact lens. The operations comprise causing the contact lens to operate in a first display mode to allow unobstructed light associated with a real-world environment to be received by a pupil of a user; detecting a condition associated with display of virtual content; selecting between a second display mode and a third display mode as a new display mode in which to operate the contact lens, the second display mode obstructing a portion of the light associated with a real-world environment received by the pupil with the virtual content, the third display mode obstructing all of the light associated with a real-world environment received by the pupil with the virtual content; and transitioning the contact lens from operating in the first display mode to operating in the new display mode in response to detecting the condition.

Abstract: An apparatus for a near eye display includes an optical waveguide coupler adapted to be optically coupled to one or more light sources, a first prism optically coupled to the optical waveguide coupler, a second prism coupled to the first prism where the first prism faces a first side of the second prism, a spatial light modulator (SLM) optically coupled to the second prism where the SLM faces a second side of the second prism, and focusing optics optically coupled to the second prism where the focusing optics face a third side of the second prism.

Abstract: A head mounted display includes a combiner configured to receive display light from a micro-display. The world-facing surface of the combiner has a curvature that corresponds to a user's vision correction prescription. The head mounted display also includes a corrective layer having a second curvature that corresponds to the user's vision correction prescription. The corrective layer is disposed on the eye-facing surface of the combiner such that the focal point of the display light is adjusted for the specific user as the display light exits the combiner towards the user's eye.

Abstract: Images perceived to be substantially full color or multi-colored may be formed using component color images that are distributed in unequal numbers across a plurality of depth planes. The distribution of component color images across depth planes may vary based on color. In some embodiments, a display system includes a stack of waveguides that each output light of a particular color, with some colors having fewer numbers of associated waveguides than other colors. The waveguide stack may include multiple pluralities (e.g., first and second pluralities) of waveguides, each configured to produce an image by outputting light corresponding to a particular color. The total number of waveguides in the second plurality of waveguides may be less than the total number of waveguides in the first plurality of waveguides, and may be more than the total number of waveguides in a third plurality of waveguides, in embodiments that utilize three component colors.

Abstract: The present disclosure discloses an optical engine and an AR device. The optical engine includes a self-luminous display chip and a lens assembly provided on a light outlet side of the self-luminous display chip, wherein the lens assembly includes at least three lenses. The above solution solves the technical problem of large volume of optical engine.

Abstract: A camera module includes a lens module, a first movable member, a second movable member, a fixed member, a first driving unit, and a second driving unit. The first movable member is coupled to the lens module and configured to rotate about a first axis virtually intersecting an optical axis of the lens module. The second movable member, supporting the first movable member, is configured to rotate about a second axis virtually intersecting the optical axis. The fixed member is configured to support the second movable member. The first driving unit, configured to provide a first driving force required to rotate the first movable member, includes a first driving magnet disposed on the first movable member. The second driving unit, configured to provide a second driving force required to rotate the second movable member, includes a second driving magnet disposed on the second movable member.

Abstract: A dual-aperture zoom camera comprising a Wide camera with a respective Wide lens and a Tele camera with a respective Tele lens, the Wide and Tele cameras mounted directly on a single printed circuit board, wherein the Wide and Tele lenses have respective effective focal lengths EFLW and EFLT and respective total track lengths TTLW and TTLT and wherein TTLW/EFLW>1.1 and TTLT/EFLT<1.0. Optionally, the dual-aperture zoom camera may further comprise an optical OIS controller configured to provide a compensation lens movement according to a user-defined zoom factor (ZF) and a camera tilt (CT) through LMV=CT*EFLZF, where EFLZF is a zoom-factor dependent effective focal length.

Abstract: The present technology relates to a solid-state imaging device that can improve the sensitivity of imaging pixels while maintaining AF properties of a focus detecting pixel. The present technology also relates to a method of manufacturing the solid-state imaging device, and an electronic apparatus. The solid-state imaging device includes: a pixel array unit including pixels; first microlenses formed in the respective pixels; a film formed to cover the first microlenses of the respective pixels; and a second microlens formed on the film of the focus detecting pixel among the pixels. The present technology can be applied to CMOS image sensors, for example.

Abstract: An apparatus for electromagnetic characterisation of internal features of an object, including a lens for placement between a source of electromagnetic energy and the object, the lens being composed of a first material having a first permittivity with openings therein containing or configured to receive one or more second materials having respective second permittivities different to the first permittivity, the openings being configured such that, when the openings contain the one or more second materials, the lens has a graded refractive index wherein an electromagnetic wave generated by the source and incident upon a first surface of the lens as a spherical wave exits a second surface of the lens in contact with a receiving surface of the object substantially as a plane wave, and a refractive index of the lens at the second surface of the lens substantially matches a refractive index of the object at the receiving surface to increase penetration of the plane wave into the object.

Abstract: There is provided a lens including a first curved surface and a second curved surface. The first curved surface and the second curved surface have different focal distances and are arranged interlacedly along a radial direction of the lens.

Abstract: A multiview display and a method of multiview display operation employ an array of light valves having a repeating plurality of color sub-pixels and an array of multibeam emitters providing directional light beams. The array of light valves having the repeating plurality of color sub-pixels is configured to modulate the directional light beams as color pixels of views of a multiview image. A first multibeam emitter and a second multibeam emitter of the multibeam emitter array are offset from one another with respect to the array of light valves. The offset is configured to direct to a color pixel of the multiview image a modulated directional light beam from each of the first multibeam emitter and the second multibeam emitter having an equivalent angular direction relative to one another. The equivalent angular direction may mitigate color fringing within the color pixel.

Abstract: An optical film (210) includes a microstructured surface (211) comprising a plurality of prismatic structures (230), the microstructured surface (211) defining a reference plane (241-242) and a thickness direction (243) perpendicular to the reference plane; wherein the plurality of prismatic structures includes a plurality of facets (231), each facet having a facet normal direction forming a polar angle with respect to the thickness direction and an azimuthal angle along the reference plane, and wherein the microstructured surface has a surface azimuthal distribution of the plurality of facets that is substantially uniform, and wherein the microstructured surface has a surface polar distribution of the plurality of facets that has an off-axis peak polar distribution.

Abstract: In the optical composite sheet according to an embodiment, optical functional elements such as a prism sheet and a light diffusion layer are combined, and a light absorbing layer that selectively absorbs light of a specific wavelength band is inserted, so that the optical performance and color gamut can be enhanced as compared with the prior art. In particular, it is possible to minimize the decrease in luminance due to the absorption of light by the light absorbing layer while enhancing the color gamut by adjusting the lamination configuration of the optical composite sheet.