Abstract: The present invention provides colored resin particles having excellent adhesiveness, a method for producing the same, and use thereof. Each of the colored resin particles is surface-coated with a polymer derived from a nitrogen-containing aromatic compound, and has an irregular shape with a circular appearance when viewed from a direction in which a projected area thereof becomes maximum, and with a non-circular appearance when viewed from a direction in which the projected area thereof becomes minimum.

Abstract: This invention discloses apparatus for processing one or more of a Lens Precursor, a Lens Precursor Form and an ophthalmic Lens. The apparatus provides for vapor phase processing of the subject Lens Precursor, a Lens Precursor Form and an ophthalmic Lens.

Abstract: The present invention provides new polyimide materials suitable for use in optically transparent fiber composites, ribbon composites, and optical communications applications. The polyimide compounds include monomeric repeat units comprising a fluorinated moiety and a fluorene cardo structure. The polyimides exhibit good optical transparency and have a low absolute thermo-optic coefficient (|dn/dT|).

Abstract: A method of fabricating backlight unit is disclosed. The backlight unit method of fabricating backlight unit includes, preparing a base member having a predetermined thickness, applying ultraviolet curing resin on a surface of the base member, transferring prism patterns to the ultraviolet curing resin using a flexible mold having engraved patterns corresponding to the prism patterns, and curing the prism patterns before the prism patterns are separated from the engraved patterns of the flexible mold.

Abstract: Embodiments of the technology relate to a contact lens having a core that is covalently coated by a hydrogel layer, and to methods of making such a lens. In one aspect, embodiments provide for a coated contact lens comprising a lens core comprising an outer surface; and a hydrogel layer covalently attached to at least a portion of the outer surface, the hydrogel layer adapted to contact an ophthalmic surface, wherein the hydrogel layer comprises a hydrophilic polymer population having a first PEG species and a second PEG species, the first PEG species being at least partially cross-linked to the second PEG species.

Abstract: A method for forming an optical coating comprising the steps of forming a fine-structure layer mainly composed of an inorganic metal oxide on the surface of an optical member, and then forming an inorganic, hard layer by a liquid-phase deposition method.

Abstract: A protective eyewear device features a frame for supporting the protective eyewear on a user's head in a position placing one or more transparent or translucent viewing lenses of the eyewear device in front of the user's eyes, and one or more deposits of a radiation-reactive material located at or adjacent the one or more lenses and responsive to ionizing radiation exposure to produce a visual indication of said exposure to the user within a normally used field of vision of said user.

Abstract: A method for production of a substrate having a patterned optical coating on a curved surface is provided. The method includes applying a masking to a sub-area of the curved surface applying an optical coating using a vacuum deposition method, and removing the masking. A coated substrate, which can be produced in particular by the method described above, is also provided. The coated substrate includes a curved surface that is provided with at least one patterned optical coating. The at least one patterned optical coating is provided on at least one sub-area of the curved surface and is missing on at least one adjacent sub-area.

Abstract: A method and coating used to prepare a photochromically-enabled bifocal ophthalmic lens. The coating is a high adhesive strength acrylate-based coating that contains a small quantity of a polycarbonate-based TPU. The coating is applied to produce an intermediate imbibable bifocal surface. A photochromic solution is subsequently imbibed by contact with the bifocal surface.

Abstract: The present invention is drawn to an optical article comprising (a) a transparent optical substrate and (b) a transparent coating, said transparent coating being the outermost coating of the optical article and consisting essentially of a polythiol-ene matrix obtained by curing a liquid monomer mixture comprising at least one polyfunctional thiol and at least one polyfunctional allyl monomer, said cured polythiol-ene matrix having a glass transition temperature comprised in the range of from 40° C. to 70° C., and from 0.5 to 7% by weight of conductive mineral colloids homogeneously dispersed therein. It is also drawn to a method for preparing such an optical article and to a method for repairing scratches on such an optical article by heating.

Abstract: In some embodiments, the present invention discloses methods and apparatuses for making coated articles comprising exposing the coated layer to vapor-phase agents to modify its properties, such as the bonding and distribution of the coating mass. The coated layer is a porous solid layer, deposited via methods such as sol-gel, physical or chemical vapor deposition, aerosol deposition, or other methods capable of depositing a porous solid coating, with or without further processing such as curing or heat treatment.

Abstract: The present invention relates to a process for depositing an anti-reflective layer on a transparent flat substrate comprising the steps of providing a liquid coating composition comprising at least one solvent, at least one inorganic oxide precursor, and at least one pore forming agent; applying the coating composition to the substrate; drying the applied coating layer, and curing the coating layer; wherein during drying a gas flow is provided to the substrate at a flow rate of between 0.2 and 6 m/s. The advantage of this process is that defects visible in edge areas of the coated substrate can be significantly reduced.

Abstract: A microscope slide article that is processable for color-contrasting marking thereof. The article includes a microscope slide with a main surface including an end surface portion, to which contrast coating material is applied. Various modes of processing are described for the contrast coating material, which are effective to produce color-contrast indicia on the slide, e.g., alphanumeric characters, barcodes, etc. that enable tracking and verification of the slides and specimens mounted thereon.

Abstract: An image display having superior anti-glare properties, less glare, and a small reduction in contrast even though surface asperities of an anti-glare film are easily formed by filler flocculation.

Abstract: Coated article having antireflective property together with self cleaning, moisture resistance and antimicrobial properties can be prepared with a topmost layer of titanium oxide on an antireflective layer, which can be formed by a sol-gel process. The antireflective layer can comprise a porosity forming agent, or an alkyltrialkoxysilane-based binder. The antireflective coating can comprise silica and titania components, with pores to achieve low index of refraction and titania to achieve self-cleaning and antimicrobial properties.

Abstract: An aspect of the present invention relates to an eyeglass lens, which comprises an outermost layer in the form of a water-repellent vapor deposition film formed by vapor depositing a vapor deposition material in the form of a perfluoropolyether-modified silane compound denoted by general formula (I): wherein, in general formula (I), R1 denotes an alkyl group with 1 or 2 carbon atoms, x denotes 1 or 0, R2 denotes an alkoxy group with 1 or 2 carbon atoms, R3 denotes a hydrogen atom or a phenyl group, and n denotes an integer ranging from 10 to 40.

Abstract: The claimed invention provides an antireflection film including a light-transmitting substrate, a hard coat layer, and a low-refractive-index layer, the hard coat layer and the low-refractive-index layer being formed on the light-transmitting substrate, the low-refractive-index layer including a (meth)acrylic resin, hollow silica particles, reactive silica particles, and two kinds of antifouling agents, the hollow silica particles having an average particle size of 40 to 80 nm and a blending ratio to the (meth)acrylic resin, represented by a ratio: Amount of hollow silica particles/Amount of (meth)acrylic resin, of 0.9 to 1.4, the amount of the reactive silica particles being 5 to 60 parts by mass based on 100 parts by mass of the (meth) acrylic resin, the antifouling agents including an antifouling agent that contains a fluorine compound and an antifouling agent that contains a fluoro-silicone compound.

Abstract: A hardcoat laminate including: a support formed from a thermoplastic resin composition; and a hardcoat layer formed from a hardcoat layer forming coating composition, wherein the thermoplastic resin composition contains a polymer having a lactone ring unit or a glutaric anhydride unit, and the hardcoat layer forming coating composition contains at least a component (a), a component (b) and a component (c) and contains substantially no organic solvent: (a) a curable compound having three or more polymerizable groups within one molecule, (b) a polymerization initiator, and (c) a diluent having from one to three polymerizable groups within one molecule.

Abstract: A method manufactures an optical element having a surface that includes cells filled with an aerogel that does not crack during its manufacture or during a subsequent step of impregnating the aerogel with a liquid. The disclosure also relates to the optical elements that can be obtained using the method.

Abstract: An optical component having an anti-fog coating obtainable by covalent attachment of a silane RoXmSiAn to the surface of the optical component, wherein m=1-3, n=1-2 and o=0-1, with the proviso that m+n+o=4; X is halogen or C1-4-alkoxy, and for m=2 or 3 the individual radicals X may be identical or different, R is C1-4-alkyl, A has the structure -A1-A2, in which -A1-is a hydrophobic group bonded to Si, and -A2 represents a terminal hydrophilic group bonded to A1, -A1-is selected from -arylene-; —C1-6-alkylene-arylene-; -arylene—C1-6-alkylene-; —C1-6-alkylene-arylene—C1-6-alkylene-; -poly(C3-6-alkoxylene)-, fluorinated or perfluormated -alkylene-, fluorinated or perfluormated -poly(C2-6-alkoxylene)-, or a combination thereof, and -A2 is poly(meth)acrylate, and for n=2 the individual radicals A may be identical or different, and where -A2 comprises monomer units selected from CH2?C(CH3)COOC1-4-alkyl, CH2?C(H)COOC1-4-alkyl hydroxyethylene methacrylate, 2-acrylamido-2-methylpropanesulphonic acid, trimethylolpro

Abstract: A precursor sol of aluminum oxide contains a polycondensate formed by the hydrolysis of an aluminum alkoxide or an aluminum salt, a solvent, and an organic aluminum compound of general formula (1): wherein R1 and R2 each represent an alkyl group having 1 to 6 carbon atoms, a perfluoroalkyl group, or an allyl group; R3 represents an alkyl group having 1 to 6 carbon atoms, a perfluoroalkyl group, an allyl group, or an aryl group; and n represents an integer of 1 to 3. An optical member is produced by a process including a step of immersing an aluminum oxide film in a hot water with a temperature of 60 ° C. to 100 °C. to form a textured structure made of aluminum oxide crystals, the aluminum oxide film being formed by feeding the precursor sol of aluminum oxide onto a base. A method for producing an optical member includes a step of immersing an aluminum oxide film in a hot water with a temperature of 60 ° C. to 100 ° C.

Abstract: Disclosed is a minor-surface sheet comprising transparent projections having an independent structure, and the minor-surface sheet has outstanding resistance to fingerprints even after formation by deep drawing and gives an appealing impression by imparting an impression of depth. The mirror-surface sheet according to the present invention, which has outstanding resistance to fingerprints and can impart an extreme impression of depth, comprises: a transparent film layer; a printed layer which is formed on the lower part of the transparent film layer; and a transparent projection layer which comprises a plurality of transparent projections that are attached, spaced apart from each other on the upper part, of the transparent film layer.

Abstract: The present invention provides an antiglare film having an excellent antiglare property and being capable of suitably preventing the occurrence of scintillation and a decrease in contrast. The present invention provides an antiglare film comprising a light-transmitting substrate and a diffusion layer, the diffusion layer having a surface roughness on a surface thereof and being formed on at least one side of the light-transmitting substrate, wherein the diffusion layer contains a cured product of a binder component and organic fine particles (A) dispersed in the cured product of the binder component, and the following expression (1) is satisfied: |NA?nb|>|nA?nb|>0??expression (1), where NA represents a refractive index of the organic fine particles (A) before the organic fine particles (A) are introduced into the diffusion layer, nA represents a refractive index of the organic fine particles (A) in the diffusion layer, and nb represents a refractive index in the cured product of the binder component.

Abstract: A method of dip-coating a segmented multifocal lens (1) having a segment with a curved portion and a straight line portion, includes the steps of: placing the lens (1) on a basket support (21); immersing the lens (1) vertically in a coating solution bath (16); and withdrawing the lens (1) vertically from the bath (16); wherein the step of placing the lens (1) is performed such that the straight line portion of the lens (1) is in a vertical plane; and wherein, before or during the step of immersing the lens (1), the lens (1) is inclined to an inclined position between a vertical position and a horizontal position of the lens (1), in which inclined position the segment is downwardly inclined and the straight line portion of the segment remains in the vertical plane.

Abstract: The present disclosure is directed to a thermoplastic laser protective eyewear, and methods of manufacturing said thermoplastic laser protective eyewear. In one embodiment, the laser protective eyewear transmits energy in the visible region and absorbs or reflects energy at peak wavelengths that correspond to commercially available industrial, military and medical lasers.

Abstract: The present disclosure relates to a transparent composite material capable of exhibiting relatively high light transmittance, reduced haze, fabrication in the form of a thin film, and improved mechanical strengths (impact strength, flexural strength, etc.), by way of unidirectionally aligning glass fiber filaments without intersecting or overlapping with each other, and embedding the aligned glass fiber filaments into a transparent resin formed on a film, and a manufacturing method thereof. The transparent composite material is composed of glass fiber plates including a transparent resin, and a plurality of glass fiber filaments embedded in the transparent resin in a unidirectionally aligned state.

Abstract: Certain example embodiments relate to a burner for use in combustion deposition depositing a coating on a substrate. An infrared (IR) burner generates radiant energy in an area between the burner and the substrate. A delivery device (1) provides a stream comprising a substantially vaporized precursor and a carrier gas from a location remote from the radiant energy generated by the IR burner, and (2) causes the stream to flow between the substrate and the IR burner. The stream is substantially laminar when exiting the delivery device. The radiant energy is sufficient to cause the precursor in the stream to be combusted and to heat the substrate to allow at least a portion of the combusted precursor to form the coating, directly or indirectly, on the substrate. The burners of certain example embodiments may be used, for example, to combustion deposition deposit metal oxide coatings onto glass substrates.

Abstract: The invention provides optical elements having a substrate with a textured surface, and a coating disposed on the textured surface. The coating is a multi-layer optical coating that provides desirable optical properties for the optical element. The coating is conformally disposed on the textured surface of the substrate. The invention also provides methods for making and methods for using such optical elements.

Abstract: An optical-limiter is disclosed herein. In an embodiment, the optical limiter comprises chemically functionalized graphene substantially spaced apart as single sheets in a substantially transparent liquid cell or solid thin film. A method of fabricating an optical response material is also disclosed.

Abstract: A method of making lenses includes the following steps: A. Provide a photo-curing material into a cavity between a first die and a second die. B. Expose the photo-curing material under predetermined light, whereby the photo-curing material is solidified, and a transmittance of the solidified photo-curing material is greater than 75%. C. Remove the first die and the second die to obtain a lens material; and D. Cut the lens material to obtain a plurality of lenses.

Abstract: The invention provides a cost-effective method for making a silicone hydrogel contact lens having a hydrophilic coating thereon that is covalently attached to the lens and has a good hydrophilicity, intactness and durability. The invention also provides a silicone hydrogel contact lenses having a hydrophilic coating consisting of a prime coating covalently attached to the contact lens and a top coating covalently attached to the prime coating.

Abstract: A photochromic optical element comprising an optical substrate, a photochromic coat layer, and a hard coat layer that are laminated in this order, wherein (I) the photochromic coat layer comprising an alkylamino group-containing photochromic compound and/or a dialkylamino group-containing photochromic compound in a total amount of 0.1 to 10.0% by mass, and (II) the hard coat layer is obtained by curing a hard coat agent comprising metal oxide fine particles and an organosilicon compound, the hard coat agent containing as the organosilicon compound at least one selected from the group consisting of a tetraalkoxy silane, a methyl trialkoxy silane, and partial hydrolysates thereof in an amount of 10 to 60% by mass based on the total mass of the metal oxide fine particles and the organosilicon compound.

Abstract: An energy-efficient transparent solar film is presented. The solar film has a first film layer with metal nanostructures. The metal nanostructures have plasmon resonances in wavelength bands greater than, or both less than and greater than visible wavelengths, depending on size and shape. The metal nanostructures have no plasmon resonance at visible wavelengths. In another aspect, metal oxide nanocrystals are formed with the first film layer. The metal oxide nanocrystals have absorption in a band of wavelengths less than visible wavelengths, and absorption in a band of wavelengths greater than visible wavelengths. Also provided is a solar film window and fabricating method.

Abstract: A wavelength converting member is prepared by coating the surface of a polycrystalline transparent ceramic substrate with an activator and firing the activator-coated ceramic substrate for letting the activator diffuse into the ceramic substrate from its surface.

Abstract: A laminate body (1) is provided with a transparent substrate (10) and a refractive layer (11) which refracts incident light towards the top of the substrate (10). The refractive layer (11) contains, at least, one kind of fluorine compound (ss) selected from a group consisting of fluoro-silsesquioxane and fluoro-silsesquioxane polymers, and a resin (pl) having a refractive index higher than that of the aforementioned fluorine compound (ss). Of the side of the substrate (10) (the side of the back surface s2) and the side opposite thereof (the side of the front surface s1), the concentration of the fluorine compound (ss) in the refractive layer (11) is higher on said side opposite (the side of the front surface s1), and the refractive layer (11) foams a graded structure layer of high refractive indices and low refractive indices inside the layer.

Abstract: An antiglare film includes an antiglare layer having a thickness of from 3 to 10 ?m and a transparent support having a thickness from 20 to 70 ?m, and the antiglare layer is formed by applying a composition containing the following components (A) to (D) on the transparent support, drying and curing the applied composition: (A) a resin particle having an average particle size of from 1.0 to 3.0 ?m, (B) a curable compound having two or more curable functional groups in a molecule, (C) a smectite clay organic complex in which a smectite clay is intercalated with a quaternary ammonium salt represented by the formula (1) as defined herein, and (D) a volatile organic solvent.

Abstract: Disclosed is a negative C-type retardation compensator for a liquid crystal display. The negative C-type retardation compensator for the liquid crystal display includes polyarlate having a thio group or a sulfur oxide group in a polymer main chain thereof Accordingly, the retardation compensator has an absolute value of negative retardation that is larger in a thickness direction that a retardation compensator which includes polyarylate having no thio group or sulfur oxide group in a polymer main chain thereof even though the retardation compensator having the thio group or sulfur oxide group and the retardation compensator having no thio group or sulfur oxide group are the same as each other in thickness. Thereby, the negative C-type retardation compensator for liquid crystal displays is capable of being desirably applied to the liquid crystal displays.

Abstract: An optical lens includes a lens member and two shade layers on opposite sides of the lens member. The lens member respectively has a lens portion on each side thereof. Each shade layer has an aperture above the corresponding lens portion of the lens member to serve the function of aperture. A method uses optical lithography technique to make such optical lens in a fast way, and the shade layers will have a strong bonding strength with the lens member.

Abstract: Provided is an optical member capable of keeping a high performance antireflection effect over a long period of time with respect to an arbitrary substrate. The optical member has plural layers on a substrate, and includes at least one metal oxide layer having a void, and at least one layer containing an organic resin as a main component formed between the substrate and the metal oxide layer. The metal oxide layer is a plate crystal layer formed of a plate crystal containing aluminum oxide as a main component and a surface of the plate crystal layer has an uneven profile. The organic resin has an aromatic ring and/or a hetero ring in at least a part thereof.

Abstract: A method for producing a coated optical fiber may include drawing an optical fiber from a draw furnace along a first vertical pathway. The optical fiber may then be routed through at least one fluid bearing thereby redirecting the optical fiber along a second vertical pathway. Thereafter, a thermoplastic coating may be applied to the optical fiber with a thermoplastic coating system. The optical fiber may then be wound onto a fiber storage spool with a fiber take-up system. The fiber take-up system may be space apart from the thermoplastic coating system such that the thermoplastic coating may be cooled before the optical fiber is wound onto the fiber storage spool.

Abstract: The invention relates to a prism part included in an analysis chip for use in an analysis device for analyzing a specimen utilizing surface plasmon resonance, and being cooperative with a channel member to form a channel for flowing a sample solution containing the specimen. The prism part includes a prism main body into which excitation light for generating surface plasmon is incident, and a gold film formed on a specified surface of the prism main body. The prism main body includes a mixed layer having a predetermined thickness from the specified surface toward the inner side. The mixed layer is formed by ions of gold for the gold film to enter from the specified surface in the formation of the gold film on the specified surface.

Abstract: The present invention relates to a lens care solution having 0.001 to about 5 weight percent of a low molecular weight amine of the general formula: where R1, R2, R3 and R4 are —H or low molecular weight radicals, and R5 is a low molecular weight radical, or salt thereof; an effective amount of a tonicity agent; and the balance water.

Abstract: The present invention relates to a lens care solution having 0.001 to about 5 weight percent of a low molecular weight amine of the general formula: where R1, R2, R3 and R4 are —H or low molecular weight radicals, and R5 is a low molecular weight radical, or salt thereof; an effective amount of a tonicity agent; and the balance water.

Abstract: A method involves creating a recess in a surface of a part so the recess is adjacent a portion of the part, thereafter forming a coating on the surface of the part with a portion of the coating being disposed in the recess, and thereafter removing material of the portion of the part with a tool. According to a different aspect, an apparatus includes a recess-forming section that forms a recess in a surface of a part so the recess is adjacent a portion of the part, a coating section that forms a coating on the surface of the part with a portion of the coating disposed in the recess, and a material-removing section that subsequently removes material of the portion of the part with a tool.

Abstract: A method of fabricating an anti-reflective optically transparent structure includes the steps of providing an optically transparent substrate having a first refractive index and a first surface; and forming an anti-reflective layer within the first surface of the transparent substrate. The anti-reflective layer is made by forming a nano-scale pattern within the first surface defining a subwavelength nano-structured second surface of the anti-reflective layer including a plurality of protuberances having a predetermined maximum distance between adjacent protuberances and a predetermined height for a given wavelength such that the anti-reflective layer includes a second refractive index lower than the first refractive index to minimize light diffraction and random scattering therethrough. The predetermined height is approximately equal to a quarter of the given wavelength divided by the second refractive index.

Abstract: An optical component includes: a plastic base which has a convex surface and a concave surface; and a multilayer film which is disposed on at least the convex surface of the plastic base. The multilayer film has an average reflectivity of 2% to 10% over a wavelength range of 400 nm to 500 nm.

Abstract: Methods, systems, and apparatus for correcting micro-defects on a Fresnel lens surface are described. In one aspect, a measured amount of fluid coating material is applied to the grooved side of a Fresnel lens body, such that in addition to a thin layer of fluid coating material adhering to the surfaces of lens facets and the draft facets of the Fresnel lens body, some of the liquid coating material pools at the bottom corners of the grooves and forms a curved meniscus thereat. The pooled liquid coating material fills out the micro-defects existing in the bottom corners of the grooves. The surface profile of the liquid coating material traces closely to the designed profile of the Fresnel lens body. When the liquid coating material solidifies, the resulting solid coating serves to reduce the undesirable optical effects of the micro-defects in the bottom corners of the Fresnel lens body.

Abstract: A plastic article is described having a substrate of a substantially transparent substrate having a thickness of from 0.2 mm to 3.0 mm, and including a thermoplastic composition comprising a polycarbonate and having a melt flow index as defined by ASTM D1238 of 10 g/10 min. to 50 g/10 min. at 300° C. and a 1.2 kg load, the thermoplastic composition including a polycarbonate, the thermoplastic composition comprising 20 mol % to 80 mol % of specified cyclohexylidene-bridged carbonate units and 80 mol % to 20 mol % of specified other carbonate units. The substrate has a hard coat thereon that provides the article with a pencil hardness of at least 5H as determined according to JIS K5400 using a 0.75 kgf load.

Abstract: There are provided an antireflection film for use primarily in displays such as LCDs, which exhibits both antifouling properties and mar-proofness, as well as a process for its production, the antireflection film comprising at least one functional layer and a low refractive index layer laminated in that order on a transparent base material, wherein the at least one functional layer contains leveling agent A in contact with the low refractive index layer, the low refractive index layer containing in addition to leveling agent B, the leveling agent A that has migrated from the at least one functional layer, further wherein the migrated leveling agent A and leveling agent B are uniformly distributed at the surface of the low refractive index layer, and the process for its production including: coating a functional layer-forming composition containing leveling agent A onto a transparent base material or a functional layer preformed thereover; half-curing it to form a functional layer in contact with the low re

Abstract: The present invention relates to a process for manufacturing a segmented optical structure (100), comprising at least the steps consisting in: a) providing a substrate (1) having microwalls (2) on one of the faces (3) of said substrate, which microwalls form, when the substrate (1) is observed along an axis (X) perpendicular to said face, a plurality of concentric recesses (5); b) depositing at least one material (10; 10a; 10b; 10c) in at least one recess (5); c) bringing at least one part of the upper surface (11) of the material (10; 10a; 10b; 10c) deposited in step b) into contact with at least one liquid medium (30) which is capable of dissolving said material (10; 10a; 10b; 10c) and is substantially inert with respect to the microwalls (2) and to the substrate (1); and d) imposing a centrifugal force on the liquid medium (30) deposited in step c) so as to modify the distribution thereof on the upper surface (11) of the material (10; 10a; 10b; 10c) deposited during step b), the amount of liquid medium (30