Abstract: Notification techniques for reducing energy usage include detecting a weather event for a location of at least one consumer, determining, based on the weather event, at least one modified behavior to reduce energy usage for the at least one consumer, and providing a notification to the at least one consumer regarding the at least one modified behavior for the weather event.

Abstract: A sapphire substrate, of which transmittance is higher than 90%, includes two opposite surfaces, wherein at least one of the surfaces has a plurality of bumps thereon, and the surface roughness of the surface with the bumps is less than 100 nm. The distance between tops of two neighboring bumps is between 150 nm and 500 nm. Each of the bumps is higher than 60 nm. For each bump, the ratio of the height and the width of a bottom thereof connected to the corresponding surface is greater than 0.4. The sapphire substrate can be used in products such as all kinds of lens protective covers, panels, and smart phones.

Abstract: The present invention relates to a polarizing plate including a polarizer; and a protective layer formed on at least one surface of the polarizer, in which the protective layer is a cured product of a radical curable composition having a hydroxy value of 500 mg·KOH/g or more, and an image display device including the same.

Abstract: Embodiments of this disclosure pertain to articles that exhibit scratch-resistance and improved optical properties. In some examples, the article exhibits a color shift of about 2 or less, when viewed at an incident illumination angle in the range from about 0 degrees to about 60 degrees from normal under an illuminant. In one or more embodiments, the articles include a substrate, and an optical film disposed on the substrate. The optical film includes a scratch-resistant layer and an optical interference layer. The optical interference layer may include one or more sub-layers that exhibit different refractive indices. In one example, the optical interference layer includes a first low refractive index sub-layer and a second a second high refractive index sub-layer. In some instances, the optical interference layer may include a third sub-layer.

Abstract: The present invention relates to an optical film including an acryl-based film; and a functional coating layer formed on at least one surface of the acryl-based film, containing a conductive material and a water-dispersible resin and having surface resistance of 109 W/Sq to 1019 W/Sq.

Abstract: The present disclosure relates to a polarizing plate excellent durability even under high humidity conditions and more particularly, to a polarizing plate including a polarizer and a protective layer formed on at least one surface of the polarizer, wherein the protective layer is formed of a cured product of a radically curable composition including a compound represented by the following [Chemical Formula 1]; a vinyl ether compound; a carboxylic acid compound including at least one unsaturated double bond; and a radical initiator.

Abstract: A refractive index device and method of making it include obtaining a glass structure comprising a plurality of nucleation sites. The glass structure is formed from a glass composition that comprises a first chemical component and a second chemical component. A crystal of the second chemical component has a different second refractive index from a first refractive index of the first chemical component. Each nucleation site defines where a crystal of the second chemical component can be grown. The method includes causing crystals of the second chemical component to grow in situ at a set of the plurality of nucleation sites in order to produce a spatial gradient of a refractive index in the glass structure.

Abstract: A panel assembly includes a transparent cover, a display module, a decorative layer, and a Fresnel lens structure. The transparent cover has a lower surface. The display module is disposed under the lower surface. The decorative layer is disposed on the lower surface. The Fresnel lens structure is located above the display module. Besides, an electronic device includes a frame, a housing, and the above panel assembly, and the housing and the panel assembly are installed in the frame.

Abstract: An optical film structure includes a first substrate having a first surface and a second surface, an optical component includes a micro-lens array and disposed on the first surface of the first substrate, a micro-lens array including a plurality of micro-lens units each of which has a round concentrated area with a projected radius R formed on the first surface, a planarization layer disposed on the optical component, a light absorbing layer disposed on the planarization layer and including a plurality of light absorbing units each of which has a width W. Light incident from the second surface of the first substrate and passing through the micro-lens array is focused on the light absorbing units. The micro-lens array and the planarization layer have a difference in refractive index greater than or equal to 0.2; and W is less than or equal to R/2.

Abstract: The invention is related to a light control film. The light control film includes a transparent substrate having a light incident surface and a light emitting surface, and a plurality of microcavity structures formed on the light incident surface of the transparent substrate. The microcavity structures are in inverted-pyramid shape and each microcavity structure is formed by at least four faces.

Abstract: An LED display screen cover includes a screen cover body including a plurality of cover units disposed in an array of multiple rows and multiple columns, each cover unit configured to be positioned on top of a respective LED lamp of an array of LED pixel units of an LED screen. A top of each cover unit forms an arched structure extending away from the LED pixel lamp, the arched structures of adjacent cover units configured and joined along the columns and rows such that, when placed over an illuminated LED screen, no perceptible light gaps are visible between adjacent screen pixels, as viewed through the screen cover body.

Abstract: A method for manufacturing a light-diffusing member includes a process of forming a light shielding layer on one surface of a substrate (30); a process of forming a negative photosensitive resin layer on the one surface of the substrate (30) so as to cover the light shielding layer; a process of exposing the negative photosensitive resin layer by irradiating the negative photosensitive resin layer with parallel light of ultraviolet light diagonally with respect to a normal direction of the one surface of the substrate (30) from a surface opposite to the one surface of the substrate (30) on which the light shielding layer and the negative photosensitive resin layer are formed in at least one direction through a region of the substrate (30) other than a region where the light shielding layer is formed; and a process of forming a light-diffusing section, which includes a light emission end surface on a side close to the substrate (30) and a light incident end surface having an area greater than an area of the li

Abstract: The invention relates to a mirror. The invention further relates to a motor vehicle having one or more mirrors according to the invention. The invention also relates to an aircraft having a mirror according to the invention. In addition, the invention relates to a vessel having a mirror according to the invention. The invention also relates to a method for manufacturing a mirror according to the invention.

Abstract: A retroreflector device is described, which includes a lens component operable for focusing radiation, which is incident thereto at an angle of incidence. The retroreflector also includes a mirror component operable for reflecting the radiation focused by the lens component back along the angle of incidence. The lens component and/or the mirror component includes a quasi-periodic array of elements, each of which comprises a dimension smaller than a wavelength of the radiation.

Abstract: A red photoresist composition capable of emitting infrared light, a method of preparing the red photoresist composition capable of emitting infrared light, a color filter comprising red sub-pixels formed from the red photoresist composition capable of emitting infrared light, and a display device including the color filter. The red photoresist composition capable of emitting infrared light comprises, based on the total weight of the composition, 2% to 20% of a color mixed material, 30% to 90% of a solvent, 2% to 20% of an alkali-soluble resin, 2% to 20% of an ethenoid unsaturated monomer, 0.01% to 1% of photoinitiator, and 0.005% to 0.02% of other additives; wherein the color mixed material includes a colorant and a surface-modified infrared light-emitting material at a weight ratio of 99.95:0.05 to 1:1.

Abstract: Nanostructured photonic materials and associated components for use in devices and systems operating at ultraviolet (UV), extreme ultraviolet (EUV), and/or soft Xray wavelengths are described. Such a material may be fabricated with nanoscale features tailored for a selected wavelength range, such as at particular UV, EUV, or soft Xray wavelengths or wavelength ranges. Such a material may be used to make components such as mirrors, lenses or other optics, panels, lightsources, masks, photoresists, or other components for use in applications such as lithography, wafer patterning, biomedical applications, or other applications.

Abstract: The present invention provides a dye compound excellent in both chroma and light fastness, an ink, and a resist composition for a color filter. The present invention provides an ink and a resist composition for a color filter, in which each of the ink and the resist composition contains a pyridone azo compound having a specific structure.

Abstract: An object of the present invention is to provide: a color material dispersion liquid which is able to form a coating film with high luminance, excellent heat resistance and excellent light resistance. Disclosed is a color material dispersion liquid comprising a color material represented by the following general formula (I), a specific dispersant, and a specific solvent, wherein molybdenum and tungsten are contained in a polyoxometalate anion in the color material, and a molar ratio between the molybdenum and the tungsten is 0.4:99.6 to 15:85: (Symbols shown in the general formula (I) are described in the Description.

Abstract: A photochromic optical article is provided, which includes: an optical substrate; a photochromic layer over a surface of the optical substrate, wherein the photochromic layer includes a photochromic compound; and a protective layer over the photochromic layer, wherein the protective layer includes a matrix that includes residues of an ethylenically unsaturated radically polymerizable material that includes at least one allophanate group. A method of forming the photochromic optical article is also provided.

Abstract: An interference filter includes a layers stack comprising a plurality of layers of at least: layers of amorphous hydrogenated silicon with added nitrogen (a-Si:H,N) and layers of one or more dielectric materials, such as SiO2, SiOx, SiOxNy, a dielectric material with a higher refractive index in the range 1.9 to 2.7 inclusive, or so forth. The interference filter is designed to have a passband center wavelength in the range 750-1000 nm inclusive. Added nitrogen in the a-Si:H,N layers provides improved transmission in the passband without a large decrease in refractive index observed in a-Si:H with comparable transmission. Layers of a dielectric material with a higher refractive index in the range 1.9 to 2.7 inclusive provide a smaller angle shift compared with a similar interference filter using SiO2 as the low index layers.

Abstract: A coated article includes a low-E coating having an absorbing layer located over a functional layer (IR reflecting layer) and designed to cause the coating to have an increased outside reflectance (e.g., in an IG window unit) and good selectivity. In certain embodiments, the absorbing layer is metallic, or substantially metallic, and is provided directly over and contacting a lower of two IR reflecting layers. In certain example embodiments, a nitride based layer (e.g., silicon nitride or the like) may be located directly over and contacting the absorbing layer in order to reduce or prevent oxidation thereof during heat treatment (e.g., thermal tempering, heat bending, and/or heat strengthening) thereby permitting predictable coloration, high outside reflectance values, and/or good selectivity to be achieved.

Abstract: A broadband partial reflector includes a multilayer polymeric optical film having a total number of optical repeating units that monotonically increases in thickness value from a first side to a second side of the multilayer polymeric optical film. A baseline optical repeating unit thickness profile is defined by a first plurality of optical repeating units and having a first average slope, and a first apodized thickness profile of the multilayer polymeric optical film is defined by a second plurality of optical repeating units having a second average slope being at least 5 times greater than the first average slope. The second plurality of optical repeating units define the first side of the multilayer polymeric optical film and join the first plurality of optical repeating units. The second plurality of optical repeating units are in a range from 3-15% of the total number of optical repeating units.

Abstract: Polymeric multilayer optical films are described. More particularly, polymeric multilayer optical films having a first optical packet and a second optical packet are described. The second optical packet is disposed on the first optical packet. How the configuration of the layers of the optical packets affect hemispheric reflectivity of the overall film is also described. The polymeric multilayer optical film reflects more than 95% of light from 400 nm to 700 nm at normal incidence.

Abstract: A polarized light modulation device and a manufacturing method thereof are provided. Oppositely disposed first and second transparent electrode substrates are provided. Polymerizable monomers and cholesteric liquid crystals are filled between the first and second substrates. Different operating voltages are applied between the first and second substrates by at least two times to change a helical pitch of the cholesteric liquid crystals. Light irradiation passing through the first or second substrate is performed on the polymerizable monomers in one of different domains after each time of applying one of the operating voltages to solidify the changed helical pitch of the cholesteric liquid crystals. Solidified helical pitches of the cholesteric liquid crystals in the different domains are different. A recovery voltage is applied between the first and second substrates to retrieve an optical rotatory property of the cholesteric liquid crystals back to the state of solidifying.

Abstract: The present disclosure provides a conversion film configured on the electronic device. The conversion film includes a first regionalized polarizing film having at least two different polarization directions, a second regionalized polarizing film configured on the first regionalized polarizing film having at least one polarization direction, and an adhesive layer configured between the first regionalized polarizing film and the second regionalized polarizing film to bond the first regionalized polarizing film and the second regionalized polarizing film together. One of the polarization directions of the second regionalized polarizing film is same as one of the polarization directions of the first regionalized polarizing film.

Abstract: The present disclosure provides a polarizer and fabrication method thereof. The polarizer includes a substrate made of transparent material and a first polarizing layer formed on the substrate having an optical alignment direction after being exposed to a polarized ultraviolet light. The substrate is the only substrate in the polarizer, and no additional substrate is configured on the polarizing layer.

Abstract: A polarizer and fabrication method thereof, a display panel and a display device are provided. The polarizer includes an organic film capable of being aligned during a polarization treatment. The organic film includes at least one first region having a first polarization axis and at least one second region having a second polarization axis. A direction of the first polarization axis is different from a direction of the second polarization axis.

Abstract: The present invention relates to a polarizing plate including: a polarizer; a first protective layer formed on at least one surface of the polarizer; and a second protective layer formed on a surface opposite to a surface adjacent to a polarizer of the first protective layer, in which the first protective layer is a cured product of a radical curable composition, and the second protective layer is a cured product of a cationic curable composition, a manufacturing method thereof, and an image display device including the same.

Abstract: The present disclosure provides multilayer stacks that can be used as decorative microsphere articles. The decorative microsphere articles can be a durable and aesthetically pleasing substitute for anodized aluminum and other matte metallic surfaces. The decorative microsphere articles are durable and can have a bright diffused appearance of any desired color, for example white, gold, silver, red, or other colors, while being capable of being manufactured using a roll-to-roll process. The decorative microsphere articles can also provide novel optical effects than can change at different viewing angles, including, for example, changing color with view angle, changing sharpness or clarity of an image or icon with view angle, and the like, that may allow customers to differentiate their products.

Abstract: A resin film according to an embodiment of the present invention includes: a substrate film; and an antistatic layer formed on one side of the substrate film and including a binder resin and a conductive material. The binder resin includes a polyurethane-based resin; the antistatic layer has an arithmetic average surface roughness Ra of 10 nm or more; and the conductive material includes a conductive polymer.

Abstract: A polarizer according to an embodiment of the present invention includes a resin film having a thickness of 13 ?m or less and containing iodine. The resin film has formed therein a low-concentration portion having a content of the iodine lower than that of another portion.

Abstract: A polarizing plate includes a polarizer, a bonding layer on an upper surface of the polarizer, a protective film on an upper surface of the bonding layer and having a moisture transmittance of about 30 g/m2·24 hr or less at 40° C. and 90% relative humidity (RH), and a barrier layer on a lower surface of the polarizer and formed of a barrier layer composition including an alicyclic epoxy resin having a glass transition temperature of about 200° C. or more. The polarizing plate may have a light transmittance variation rate of 3% or less, as calculated by Equation 1: Light transmittance variation rate=|T0?T500|/T0×100??(1), where T0 is an initial light transmittance and T500 is a light transmittance after 500 hours as set forth herein.

Abstract: An optical waveguide comprises at least two TIR surface and contains a grating. Input TIR light with a first angular range along a first propagation direction undergoes at least two diffractions at the grating. Each diffraction directs light into a unique TIR angular range along a second propagation direction.

Abstract: A display device includes a first light source module, a display panel and a transparent filling. The first light source module includes at least one first light source and a first light guide plate (LGP). The first LGP includes a first light-incident surface and a first light-emitting surface. The first light-emitting surface connects the first light-incident surface. The display panel is disposed adjacent to the first LGP. The transparent filling connects the display panel and the first light-emitting surface. The refractive index of the transparent filling is smaller than that of the first LGP and smaller than or equal to that of a surface material of the display panel. The first light source emits a first light beam into the first LGP through the first light-incident surface, and the first light beam is emitted from the first light-emitting surface and transmitted to the display panel through the transparent filling.

Abstract: The light guide plate includes a light exit surface from which light incident from an end surface exits, and a back surface facing the light exit surface, in which the light guide plate includes a plurality of diffuse reflection patterns containing an inorganic material on the back surface, arid a quantum dot exists on at least one surface selected from a group consisting of at least the light exit surface, the back surface, and the end surface in the shape of a pattern.

Abstract: Disclosed are an optical member, a display device including the same, and a method of fabricating the same. The optical member includes a host layer; a plurality of first wavelength conversion particles in the host layer; and a plurality of second wavelength conversion particles in the host layer, wherein the first wavelength conversion particles include compound semiconductors, and the second wavelength conversion particles include phosphors.

Abstract: The present invention discloses an LED lamp comprising a light guide plate. The lamp comprises a mounting seat, an LED lamp panel and at least one light guide substrate, wherein the light guide substrate is provided with an incident side wall corresponding to the LED light-emitting unit, and the light guide substrate is at least provided with a side wall intersecting the incident side wall, which has one or more continuous or discontinuous diffuse reflection points. Light exits from the light guide substrate through the diffuse reflection points or particles. The diffuse reflection points, and thus the pattern of emitted light, can form complex or decorative patterns, or can be random.

Abstract: A light guide plate and a light source module are provided. Light guide plate includes a main body and microstructures disposed on the main body. The main body includes a light-incident surface and a light-emitting surface. Each of the microstructures includes a first optical surface, a second optical surface, a third optical surface and a fourth optical surface. The first optical surface and the second optical surface are inclined in relation to the light-incident surface. A first angle is included between the first optical surface and the light-emitting surface. A second angle is included between the second optical surface and the light-emitting surface. The third optical surface and the fourth optical surface connect the first optical surface and the second optical surface. A third angle is included between the third optical surface and the light-emitting surface. A fourth angle is included between the fourth optical surface and the light-emitting surface.

Abstract: To provide a glass plate excellent in the internal transmittance of light rays in the visible region. A glass plate consisting of multicomponent oxide glass, which has an effective optical path length of from 25 to 200 cm, a thickness of from 0.5 to 10 mm, and an average internal transmittance in the visible region of at least 80% and a chromaticity Y of tristimulus values in the XYZ colorimetric system as defined in JIS Z8701 (Appendix) of at least 90%, under the effective optical path length.

Abstract: A liquid crystal module includes a back bezel (1), a side-in backlight source (3), a light guide plate (2) having a light-in side opposite to the side-in backlight source (3), a quantum bar (5) between the side-in backlight source (3) and the light guide plate (2), a first support (6) having first windows (60) on top, and a second support (7) having second windows (70) on top. The quantum bar (5) is placed in a room formed by the first support (6) and the second support (7). The present invention also proposes a liquid crystal display. The liquid crystal module is assembled easily and reduces breakage risk for the quantum bar glass tubes.

Abstract: A light source unit includes light source substrates to emit light, a pair of first members arranged separately from each other, each provided with one light source substrates, a pair of light guide members having an outer circumferential surfaces where the light introduced therein is emitted therethrough, and a pair of second members to hold the pair of respective light guide members. Each of the pair of second members is made of a metal material and includes two projecting portions and an opening formed between the projecting portions where the light emitted from the light guide member passes, and end portions attached to the pair of first members respectively, to receive heat generated from the light source substrate through the first members. The pair of second members are arranged separately from each other forming a void portion therebetween to pass an optical axis of an image capturing device therethrough.

Abstract: A double-sided display apparatus comprises: a first display panel and a second display panel arranged opposite to each other; and a first frame and a second frame located in a region between the first and the second display panels. The first frame comprises a first support base connecting with the first display panel and having a hollow structure, and a first sidewall connected to the first support base; the second frame comprises a second support base connecting with the second display panel and having a hollow structure, and a second sidewall connected to the second support base; the first and the second sidewalls are arranged opposite to each other; a surface of the first sidewall facing the second sidewall is provided with a first protrusion part, and a surface of the second sidewall facing the first sidewall is provided with a first position limit part engaging with the first protrusion part.

Abstract: An illumination device according to one embodiment of the present invention comprises a light guide plate configured to emit light from inside through one surface of the light guide plate and a light source disposed to face a peripheral surface of the light guide plate. In the display apparatus, during non-light emitting of the light source, for distance s between the light source and the peripheral surface, a distance between a middle part of the light source in a peripheral edge direction of the light guide plate and a portion in the peripheral surface corresponding to the middle part is the longest.

Abstract: An embodiment of the invention enables each core in an end face to be readily identified by observation of either one end face, regardless of the presence or absence of a twist of a pertinent MCF and difference of ends. In a cross section of the MCF, a core group constellation has symmetry but each core in a core group is identifiable by breaking of all types of symmetry in a common cladding, defined by a combination of the core group constellation with the common cladding, or, by making the fiber ends distinguishable.

Abstract: A light-diffusing optical fiber with a light-guiding core having a plurality of elongated glass rods each oriented substantially parallel with each other and with the length of the optical fiber. The fiber also includes a cladding surrounding the glass core, the cladding having a refractive index similar to, or lower than, a refractive index of the glass core. The light-guiding core includes a plurality of gaps formed between the plurality of elongated glass rods, the plurality of gaps scattering light away from the light-guiding core and through the cladding.

Abstract: A tiled display is disclosed herein. The tiled display includes: a plurality of unit display units, wherein each of the unit display units includes: a panel assembly including a curved surface part of which both ends are curved surfaces; a light transmitting member disposed in a transparent plate shape and covering the curved surface part of the panel assembly; and a light guide member including a recess part recessed at one side thereof where the light guide member is combined with the light transmitting member, positioned adjacent to the curved surface part of the panel assembly, and positioned toward a direction in which an image is displayed from the panel assembly.

Abstract: An optical waveguide device includes a flexible glass optical waveguide structure including a flexible glass substrate having a thickness of no greater than about 0.3 mm The flexible glass substrate has at least one waveguide feature that transmits optical signals through the flexible glass substrate. The at least one waveguide feature is formed of glass material that forms the flexible glass substrate. An electrical device is located on a surface of the flexible glass substrate.

Abstract: A device and system for coupling light into and out of a photonic integrated circuit. The forked grating coupler device applies a forked grating structure to the design of the diffracting lines in an integrated optics grating coupler to make the device compatible with vortex light beams to or from free space, bulk optics, or special optical fiber that can propagate vortex modes. These diffracting lines, which can be grooves, or ridges, or a photonic metamaterial discontinuity arranged in a continuous or intermittent curve, follow the forked diffraction pattern lobes over a two-dimensional surface. The resulting device can therefore absorb or radiate a vortex beam mode at near-normal incidence to a PIC and transform that vortex mode to a transverse electric (TE) or transverse magnetic (TM) waveguide mode traveling along a slab or strip optical waveguide parallel to the surface of the IC.

Abstract: Provided is an optical waveguide photosensitive resin composition containing a resin component and a photopolymerization initiator, in which the resin component contains an aliphatic resin having a polymerizable substituent as a main component. Accordingly, when, for example, the core layer of an optical waveguide is formed by using the optical waveguide photosensitive resin composition, the optical waveguide has high transparency, and vibration absorption derived from a resin skeleton at a wavelength of 850 nm serving as the wavelength of light propagating through the optical waveguide can be avoided. As a result, a reduction in loss of the optical waveguide can be realized.

Abstract: An apparatus includes one or more optical waveguides, one or more first micro-lenses, and one or more second micro-lenses. The one or more optical waveguides are formed in a substrate and are configured to convey respective optical signals between first ends and second ends of the optical waveguides. The one or more first micro-lenses are disposed on the respective first ends of the optical waveguides and are configured to couple the optical signals between the first ends and respective first optical elements. The one or more second micro-lenses are disposed on the respective second ends of the optical waveguides and are configured to couple the optical signals between the second ends and respective second optical elements.