Abstract: An adhesive film for polarizing plates, an adhesive composition for polarizing plates, a polarizing plate including the same, and an optical display including the same are provided. An adhesive film for polarizing plates is formed of an adhesive composition including: a (meth)acrylic copolymer including a hydroxyl group and a carboxylic acid group; a bifunctional aziridine curing agent; and an isocyanate curing agent, and has an adhesive strength of about 2,500 gf/25 mm or more.

Abstract: A Fabry-Perot interference filter 10A includes a first mirror 31; a second mirror 41 being opposite to the first mirror 31 with a gap S therebetween; a first electrode 17 formed in the first mirror 31 to surround a light transmission region 11; a second electrode 18 formed in the first mirror 31 to include the light transmission region 11; and a third electrode 19 formed in the second mirror 41 to be opposite to the first electrode 17 and the second electrode 18 and connected to the same potential as the second electrode 18. The second electrode 18 is positioned at the side of the third electrode 19 or the opposite side thereof with respect to the first electrode 17 in an opposite direction D where the first mirror 31 and the second mirror 41 are opposite each other.

Abstract: A coated article includes a low emissivity (low-E) coating on a glass substrate. The low-E coating includes at least one infrared (IR) reflecting layer of a material such as silver, gold, or the like, and at least one high refractive index layer of or including NbBi. The high index layer (e.g., NBBiOx) is designed and deposited so as to be amorphous in the low-E coating, so as to better withstand optional heat treatment (HT) such as thermal tempering. The high index layer may be a transparent dielectric high index layer.

Abstract: Embodiments of durable, scratch resistant articles are described. The articles have coatings that provide specific reflectance, transmission, and/or color properties, as well as high hardness. Some embodiments have low reflectance, and high color. Some embodiments have high reflectance and neutral color. Some embodiments have high reflectance and high color. In some embodiments, the articles may be sunglasses with an optical coating, a scratch resistant mirror with an optical coating, or a consumer electronic product with an optical coating.

Abstract: This disclosure relates to an anti-fingerprint film with low interaction energy that includes nanoscale or microscale microprojections having a contact side with the film, the upper side facing therewith, and a side wall connecting the contact side and the upper side, and has a shape such that the internal angle formed by the side wall and the film is an obtuse angle, an anti-fingerprint film including predetermined linear micropatterns or a continuous phase micropattern, and an electrical and electronic apparatus including the anti-fingerprint film.

Abstract: A vehicle hood covering an underhood object includes an inner surface of the vehicle hood facing the underhood object and spaced from the underhood object, and an outer surface of the vehicle hood opposite the inner surface. A local energy absorber is operatively attached to the inner surface of the vehicle hood. The local energy absorber is a multiply-connected structure. The local energy absorber includes a wall defining an interior surface having symmetry about a central plane normal to the inner surface of the vehicle hood. A plurality of apertures is defined in the wall symmetrically about the central plane to initiate buckling and fracture in the wall during an impact applied to the outer surface defining an impact event having a duration of less than 20 milliseconds.

Abstract: Anti-reflection (AR) coating for a glass substrate is prepared by blending at least two different sols to form a coating sol which is used to coat a substrate such as a transparent glass substrate. In certain example embodiments, a method includes forming a first sol formulation including a colloidal solution having a tri-alkoxysilane based binder; forming a second sol formulation including a colloidal solution having a tetra-alkoxysilane based binder; blending the first and second sol formulations to form a coating sol formulation; coating at least a portion of said coating sol formulation onto the glass substrate to form a coating; and heating (e.g., for curing and/or annealing) the glass substrate and the coating thereon. Anti-reflection glasses show improved mechanical strength and higher transmittances (e.g., Tqe % gain).

Abstract: A polarizing plate, a liquid crystal display device having the polarizing plate and a method of fabricating the polarizing plate are characterized by forming an anti-glare/reflection layer, which is formed into a single layer through one coating process using a phase separation resulting from a weight difference between polymer beads and air bubbles. This may result in ensuring cost competitiveness.

Abstract: This invention relates to a coated article including a low-emissivity (low-E) coating. In certain example embodiments, the low-E coating is provided on a substrate (e.g., glass substrate) and includes at least first and second infrared (IR) reflecting layers (e.g., silver based layers) that are spaced apart by contact layers (e.g., NiCr based layers) and a dielectric layer of or including a material such as silicon nitride. In certain example embodiments, the coated article has a low visible transmission (e.g., no greater than 60%, more preferably no greater than about 55%, and most preferably no greater than about 50%).

Abstract: Compared to traditional ITO transparent substrate showing drawbacks of high sheet resistance, poor flexibility and high manufacturing cost, the present invention mainly discloses a transparent conductive film fabricated by sequentially forming a wetting layer and an ultra-thin metal layer onto a transparent substrate, wherein the transparent conductive film includes advantages of low sheet resistance, high transmittance, great flexibility, and low manufacturing cost. Moreover, a variety of experiment data have proved that, this novel transparent conductive film can not only be applied in the fabrication of some electro-optical devices such as organic solar cell and OLED, but also helpful to the enhancement of the fundamental and essential characteristics of the electro-optical devices.

Abstract: The present disclosure relates to thin film optical interference filters. The filters include a substrate and a plurality of alternating material layers deposited on the substrate. When operated at about 45° angle of incidence, the filters exhibit at least one of improved polarization splitting, edge steepness, bandpass bandwidth, and blocking, relative to conventional thin film interference filters.

Abstract: An article comprises a body having a coating. The coating comprising a mixture of a first oxide and a second oxide. The coating includes a glaze on a surface of the coating, the glaze comprising a eutectic system having a super-lattice of a first fluoride and a second fluoride.

Abstract: An antireflection structure is disclosed which is capable of enhancing designability by adjusting a reflection characteristic of a Moth-eye structure. A display device using the antireflection structure is also disclosed. The antireflection structure according to an embodiment includes a resin base member including, on a surface, an uneven structure in which a height from a bottom part to a top part is equal to or smaller than a visible light wavelength, and a resin layer covering at least a part of the uneven structure, the resin layer covering the bottom part of the uneven structure more thickly than the top part of the uneven structure.

Abstract: An anti-reflection coat includes an intermediate layer and a low refractive index layer sequentially stacked on a substrate, and preventing the reflection of incident light by optical interference effect, wherein the low refractive index layer is a film formed on the surface of the intermediate layer by a wet film formation method using a coating liquid including layer-constituting raw materials which includes hollow silica particles adhering each other with a binder, and the intermediate layer is a layer mainly composed of an organometallic compound which adheres well to the binder and having wettability to the coating liquid; and provides an optical device including the anti-reflection coat.

Abstract: An antireflection multilayer film is formed by alternately laminating high refractive index layers and low refractive index layers having indexes of refraction different from each other. The high refractive index layer is an oblique deposition layer formed by depositing an inorganic material such as tantalum pentoxide onto the surface of an optical element from a diagonal direction, and has minute internal structures composed of slant columnar structures growing along to the deposition direction. The low refractive index layer is an isotropic and dense layer.

Abstract: Optical films, optical stacks including the optical films, and display systems including the optical films are described. The optical film includes a first major surface that may include a plurality of first microstructures that extend along a first direction. The optical film also includes a second major surface that is opposite to the first major surface and includes a plurality of second microstructures. The second major surface has an optical haze that is not greater than about 3% and an optical clarity that is not greater than about 85%.

Abstract: The present disclosure relates to optical stacks having nanostructure-based transparent conductive films and low diffuse reflection. Also described are display devices that incorporate the optical stacks.

Abstract: An optical film including at least one retardation film and at least one isotropic layer made of an isotropic material, wherein the difference in average refractive between the retardation film and the isotropic layer is at least 0.1 or more is provided. A method of adjusting wavelength dispersion characteristics of an optical film including stacking an isotropic layer onto a retardation film, and a method for preparing optical films having a variety of wavelength dispersion characteristics by coating the retardation film with the isotropic layer are provided.

Abstract: An infrared shielding film has at least one unit on a substrate, the unit having a low refractive index layer that contains first metal oxide particles and a first binder and a high refractive index layer that is arranged adjacent to the low refractive index layer, contains second metal oxide particles and a second binder, and has a higher refractive index than the low refractive index layer, in which at least one layer of the low refractive index layer and the high refractive index layer contains, as a binder, at least one of the following (a) to (c): (a) a carboxyvinyl polymer that contains a monomer component, which contains a carboxylic acid, in an amount of 20 to 75% by mass of the entire composition, (b) a copolymer having pH dependency of viscosity, and (c) a modified polyvinyl alcohol.

Abstract: Embodiments provided herein describe low-e panels and methods for forming low-e panels. A transparent substrate is provided. A reflective layer is formed above the transparent substrate. A dielectric layer is formed between the transparent substrate and the reflective layer. The dielectric layer includes niobium, tin, and aluminum.

Abstract: A vehicle hood covering an underhood object includes an inner surface of the vehicle hood facing the underhood object and spaced from the underhood object, and an outer surface of the vehicle hood opposite the inner surface. A local energy absorber is operatively attached to the inner surface of the vehicle hood. The local energy absorber is a multiply-connected structure. The local energy absorber includes a wall defining an interior surface having symmetry about a central plane normal to the inner surface of the vehicle hood. A plurality of apertures is defined in the wall symmetrically about the central plane to initiate buckling and fracture in the wall during an impact applied to the outer surface defining an impact event having a duration of less than 20 milliseconds.

Abstract: The present invention relates to a method for manufacturing a film laminate and to a film laminated formed by the method. The method comprises the steps of: applying a photocurable composition to a first base film; and irradiating light from a UV LED in order to harden the photocurable composition, wherein the first base film has a transmittance of approximately 50% or higher at the emission wavelength of the UV LED.

Abstract: An object of the present invention is to provide an antireflection film and an optical device having excellent antireflection characteristics against a light beam having a wide wavelength range at a wide range of an incident angle, and also having practically sufficient durability. To achieve the above object, the present invention adopts an antireflection film having an optical two-layer structure composed of an intermediate layer provided on a base material and a low refractive index layer provided on a surface of the intermediate layer, wherein the low refractive index layer is a layer obtained by binding hollow silica by a binder, a refractive index n(1) thereof is between 1.15 and 1.24 inclusive, and a refractive index n(2) of the intermediate layer satisfies a relation in the expression (1) below assuming a refractive index of the base material n(sub). n(1)×?{square root over (n(sub))}×0.930?n(2)?n(1)×?{square root over (n(sub))}×0.985??(1).

Abstract: Optical filters and methods of making optical filters are provided. The optical filter can include a first and second stack of layers. The first stack of layers can be configured to provide a cut-on edge for s-polarized radiation incident at a second wavelength value and a cut-off edge for s-polarized radiation incident at a third wavelength value. The second stack of layers can be configured to provide a cut-off edge for s-polarized radiation incident on the second stack of layers at a fourth wavelength value. Further, the fourth wavelength value can lie between the second wavelength value and the third wavelength value. Furthermore, a curve or line of full-width half-maximum (FWHM) values of the optical filter pass-band can define a first derivative with respect to angle-of-incidence values at at least one angle-of-incidence value that is substantially positive or substantially zero.

Abstract: The present invention discloses an antistatic optical laminate. The optical laminate comprises a light transparent base material and at least an antistatic layer provided on the light transparent base material, where the antistatic layer comprises an electroconductive polymer as an antistatic agent. Further, the surface of the antistatic layer has a concavoconvex shape, and the height of convexes in the antistatic layer are not less than 40 nm and not more than 300 nm.

Abstract: One subject of the invention is a material comprising a substrate coated on at least one portion of at least one of its faces with a stack comprising a photocatalytic layer, the geometrical thickness of which is between 2 and 30 nm, and at least one pair of respectively high and low refractive index layers positioned underneath said photocatalytic layer so that in the or each pair, the or each high refractive index layer is closest to the substrate, said material being such that the optical thickness, for a wavelength of 350 nm, of the or each high refractive index layer, except the photocatalytic layer, is between 170 and 300 nm and the optical thickness, for a wavelength of 350 nm, of the or each low refractive index layer is between 30 and 90 nm.

Abstract: Disclosed is a method for manufacturing a near-infrared reflective body in which a near-infrared reflective film is manufactured that has excellent manufacturing cost performance, is capable of being employed over a large area, and has excellent application stability and resistance to refractive index unevenness in the surface. A method for manufacturing a near-infrared reflective film in which a high refractive index layer and a low refractive index layer are alternately laminated on a support, wherein the difference in the refractive index of adjacent high refractive index layers and low refractive index layers is at least 0.3, and the near-infrared reflective film is formed using a coating liquid for a high refractive index layer and a coating liquid for a low refractive index layer, if the viscosity of the high refractive index layers and low refractive index layers at 15° C. is ?15 and at 45° C. is ?45, the viscosity ratio (?15/?45) in each case is at least 2.0.

Abstract: An optical element includes an optical member made of a material that transmits light; a high refractive index layer and a low refractive index layer that are stacked on a front surface of the optical member; and a surface protection layer that is formed on an upper most layer among the high refractive index layer and the low refractive index layer, the surface protection layer being made of a material including one of a mixed oxide of Si and Sn, a mixed oxide of Si and Zr, and a mixed oxide of Si and Al, and the refraction index of the surface protection layer being less than or equal to the refraction index of the high refractive index layer and greater than or equal to the refraction index of the low refractive index layer.

Abstract: Lens apparatus includes adjacent concave and convex lens surfaces adjacent with an air layer therebetween. At least one of the lens surfaces includes an antireflection film including multiple subwavelength structures at an average pitch of 400 nm or smaller. The surface satisfies: 0.7<R1/R2<1.3, and |?2??1|>15°, provided that: D=f/FNo, ?1=sin?1(D/(2×fi)), and ?2=sin?1((h×D)/R2), where f and FNo represent focal length and F-number of the entire optical system, f1 represents focal length of an optical system on object side with respect to the air layer between the lens surfaces, h represents axial conversion beam height on the at least one surface having anti-reflection film, R1 and R2 represent curvature radii of surfaces of respective object and image sides between the lens surfaces.

Abstract: According to one embodiment, a method includes receiving a light beam at an anti-reflective layer of optically transmissive material. The anti-reflective layer has an outer surface disposed within a recess of a protective layer of optically transmissive material, such that the outer surface is protected by the recess and the protective layer from being contacted. The outer surface is further disposed along an optical path of an optical device disposed inwardly from the outer surface. The anti-reflective layer has an average cross-sectional thickness that is less than an average cross-sectional thickness of the protective layer. The method further includes modulating the light beam using the anti-reflective layer.

Abstract: An antireflection stack, whereby a reflected color is moderate, and a multicolorization is suppressed. The antireflection stack comprises a substrate and an antireflection layer stacked on the substrate. The antireflection layer has a four-layer structure and comprises, sequentially from the substrate side, a first layer, a second layer, a third layer and a fourth layer. Further, the first layer has a refractive index of from 1.7 to 1.79, the second layer has a refractive index of from 2.25 to 2.45, the third layer has a refractive index of from 2.1 to 2.3, the fourth layer has a refractive index of from 1.25 to 1.5, and the refractive index of the second layer is larger than that of the third layer.

Abstract: Embodiments provided herein describe optical coatings, panels having optical coatings thereon, and methods for forming optical coatings and panels. A transparent substrate is provided. An optical coating is formed on the transparent substrate. The optical coating includes a plurality of plate-shaped silicon dioxide particles.

Abstract: The present invention relates to a coating composition containing metal oxide particles with a high refractive index and low photocatalytic activity and a coating film obtained by applying the coating composition onto a substrate. The coating composition contains metal oxide particles with a high refractive index obtained by coating the specific fine particles of the titanium-based oxide on their surfaces with at least a silica-based oxide or a silica-based composite oxide, and the coating film is obtained by applying the coating composition onto a substrate. The metal oxide particles with not only a high refractive index but also low photocatalytic activity, and therefore a coating film with excellent weathering resistance and light resistance can be formed on a substrate.

Abstract: The invention discloses a lens, which comprises an outer surface and an inner surface, wherein a pattern outline is printed on the outer surface; and an argon gas layer, a high refractive index layer, a lower refractive index layer and a waterproof layer are evaporated at an area, outside the pattern outline, of the outer surface from inside to outside in turn. By adoption of clear patterns formed on the outer surface by the manufacturing processes and a four-layer vacuum electroplating film evaporated at an area, outside the pattern outline, of the outer surface, the coating does not block the sight and the lens is more beautiful and has the functions of radiation resistance and ultraviolet resistance. The invention also discloses a pattern printing and vacuum electroplating method which has simple and efficient processes and realizes the functions of the coated lens.

Abstract: A light-shielding film for optical element includes at least a resin and a colorant. The light-shielding film for optical element has an average extinction coefficient of 0.03 or more and 0.15 or less as an average of extinction coefficients of the whole light-shielding film for light having wavelengths ranging from 400 to 700 nm.

Abstract: An anti-reflection structure using surface plasmons and a high-k dielectric material, and a method of manufacturing the anti-reflection structure. The anti-reflection structure may include a high-k dielectric layer formed on a substrate, the high-k dielectric layer configured to allow incident light to pass therethrough, and a nano-material layer on the high-k dielectric layer. The high-k dielectric layer may include at least one of zirconium oxide (ZrO2), hafnium oxide (HfO2), titanium oxide (TiO2), tantalum oxide (Ta2O5), lanthanum oxide (La2O3), yttrium oxide (Y2O3) and aluminum oxide (Al2O3).

Abstract: To provide a light-shielding film for optical element having durability under high temperature and high humidity conditions and resistance to a cleaning liquid. A light-shielding coating film for optical element containing: a cured substance at least containing an epoxy resin, titania fine particles, a dye, and an amine curing agent, in which the equivalent ratio (A/E) of the active hydrogen equivalent weight (A) of the amine curing agent and the epoxy equivalent weight (E) of the epoxy resin and the compounding ratio (A?/E?) of the amine curing agent amount (A?) and the epoxy resin amount (E?) satisfy the following expression 1, 1.1?(A?/E?)/(A/E))?1.7.

Abstract: An optical film assembly includes an anti-reflection film including a plurality of stacked anti-reflection layers, a side surface of the anti-reflection film being inclined with respect to an upper surface of a display panel, the anti-reflection layers having different thicknesses and different refractivities, and an anti-fingerprint film on the anti-reflection film, the anti-fingerprint film being integral with the anti-reflection film, the anti-fingerprint film being hydrophobic.

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: Methods and articles are provide for: a substrate having first and second opposing surfaces; an intermediate layer substantially covering the first surface of the substrate, the intermediate layer being between about 1-5 microns in thickness and having a hardness of at least 15 GPa; a first outer layer substantially covering the intermediate layer; and a second outer layer substantially covering the first outer layer, and having a hardness of at least 15 GPa.

Abstract: Optical films, and organic-light-emitting display apparatuses, include a high refractive index pattern layer including a first surface and a second surface facing each other. The first surface includes a pattern having grooves. The grooves each have a curved surface and a depth greater than a width. The high refractive index pattern layer is formed of a material having a refractive index greater than 1. Further included is a low refractive index pattern layer formed of a material having a refractive index smaller than that of the material constituting the high refractive index pattern layer. The low refractive index pattern layer includes a filling material for filling grooves. A tilt angle, ?, of each groove satisfies the following condition, 15°???75°.

Abstract: The etalon has a first light transmission body which causes a positive change in a light path length with respect to a temperature increase change, a second light transmission body which causes a negative change in a light path length with respect to a temperature increase change, a first reflection film which covers a first outer surface, a first anti-reflection film which covers a first inner surface, a second anti-reflection film which cover a second inner surface, and a second reflection film which covers a second outer surface. The first inner surface and the second inner surface face each other across a gap there between.

Abstract: A corrugated pattern forming sheet exhibiting excellent performance when being used as optical elements, such as an antireflector and a retardation plate is provided. A corrugated pattern forming sheet of the invention includes a resin layer, and a hard layer provided at least in a portion of an outer surface of the resin layer. The hard layer is made of a metal or a metallic compound. The hard layer has a wavelike corrugated pattern. The average pitch of the corrugated pattern is 1 ?m or less, and the average depth of the bottom of the corrugated pattern is 10% or more given an average pitch of 100%.

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 a refractive index gradient. In one or more embodiments, the refractive index includes a refractive index that increases from a first surface at the interface between the substrate and the optical film to a second surface. The refractive index gradient may be formed from a compositional gradient and/or a porosity gradient.

Abstract: A tunable photonic crystal device comprising: alternating layers of a first material and a second material, the alternating layers comprising a responsive material, the responsive material being responsive to an external stimulus, the alternating layers having a periodic difference in refractive indices giving rise to a first reflected wavelength; wherein, in response to the external stimulus, a change in the responsive material results in a reflected wavelength of the device shifting from the first reflected wavelength to a second reflected wavelength.

Abstract: An optical device that has an antireflection function, the optical device including: a base; and a plurality of structural bodies, which are formed by convex portions or concave portions, arranged on a surface of the base with a fine pitch that is equal to or smaller than a wavelength of visible light, wherein the plurality of structural bodies are arranged so as to form tracks of a plurality of rows on the surface of the base and form a quasi-hexagonal lattice pattern, a tetragonal lattice pattern, or a quasi-tetragonal lattice pattern, and wherein a packing ratio of the structural bodies to the surface of the base is equal to or higher than 65%.

Abstract: A wavelength tunable interference filter includes a fixed substrate, a movable substrate, a fixed reflective film provided on the fixed substrate, a movable reflective film provided on the movable substrate so as to face the fixed reflective film, and a first bonding portion that bonds the fixed substrate and the movable substrate to each other. The first bonding portion includes a resin layer provided on the fixed substrate, a metal layer that is provided on the fixed substrate so as to cover the resin layer and that has smaller plasticity than the resin layer, and another metal layer that is provided on the movable substrate and that is bonded to the metal layer.

Abstract: The invention relates to a transparent or semi-transparent substrate having, over at least a portion of at least one of its surfaces, a photocatalytic coating based on titanium oxide and characterized in that the coated surface has a luminous reflectance less than that of a non-coated surface of the substrate. The invention also relates to methods for obtaining a substrate of this type and to uses for this substrate.

Abstract: To provide a photosensitive polymer, a phase difference film using the photosensitive polymer, and an optical film using the phase difference film. A solution is a photosensitive polymer having a constitutional unit represented by formula (1): wherein, in formula (1), for example, R1 is hydrogen or methyl; a is 2 or 3; p is an integer from 1 to 12; X1 is —O—, —COO— or —OCO—; b is an integer from 0 to 3; A1 is a divalent group selected from 1,4-phenylene or naphthalene-2,6-diyl, and in the divalent group, at least one of hydrogen may be replaced by fluorine or chlorine; Z1 is a single bond, —COO—, —CH?CH—COO—, —CH2CH2—COO—, —CH2O— or —CONH—; W1 and W2 are hydrogen, fluorine or 1-5C alkyl or alkoxy; Y1 is —O—; and R2 is 1-20C alkyl, and at least one of —CH2— in the alkyl may be replaced by —O—.

Abstract: A method for producing an optical article includes laminating on a plastic substrate a first layer using a first composition. The first composition includes a first polyurethane resin containing an aromatic ring, a second polyurethane resin containing a carbonate backbone, metal oxide particulates, and an organosilicon compound.