Abstract: UV curable coating composition includes a non hydrolyzed epoxy- alkoxy-silane, polyfunctional acrylate and/or epoxy compounds and a cationic and/or free-radical photo-initiator; with polyfunctional acrylate and/or epoxy compounds representing more than 40 weight % of the total dry matter and the composition being without any hydrolyzed epoxy-alkoxy-silane. This composition is coated and cured on an optical substrate.

Abstract: The invention provides a transparent conducting film which comprises a compound of formula (I): Zn1-x[M]xO1-y[X]y(I) wherein: x is greater than 0 and less than or equal to 0.25; y is from 0 to 0.1; [X] is at least one dopant element which is a halogen; and [M] is: (a) a dopant element which is selected from: a group 14 element other than carbon; a lanthanide element which has an oxidation state of +4; and a transition metal which has an oxidation state of +4 and which is other than Ti or Zr; or (b) a combination of two or more different dopant elements, at least one of which is selected from: a group 14 element other than carbon; a lanthanide element which has an oxidation state of +4; and a transition metal which has an oxidation state of +4 and which is other than Ti or Zr. The invention further provides coatings comprising the films of the invention, processes for producing such films and coatings, and various uses of the films and coatings.

Abstract: A lens blank is proposed, having a first face, an opposite, second face, and an edge inbetween, the first face possessing a final curvature and being coated, in this order, with an antireflection coating, a top coating, and a temporary grip coating. The antireflection coating has a stack of alternating antireflection layers with an outermost layer, whereas the top coating is selected from a group including hydrophobic, oleophobic and dirt repelling coatings. The temporary grip coating and the outermost layer of the antireflection coating are made from one and the same coating material. In this way the temporary grip coating effectively serves to provide sufficient adhesion to the blocking material on the block piece in the processing steps, and can easily be removed from the processed lens upon deblocking without degrading the repelling properties of the top coating.

Abstract: Exemplary embodiments provide an erasable medium having an overcoat layer on a photochromic layer to provide a non-adhesive surface for the erasable medium when exposed to high temperatures, wherein the overcoat layer can include a latex or a mixture of a latex and a wax.

Abstract: A method for fabricating a Fresnel lens or other lens having a structured surface such as refractive and/or diffractive bi-focal or other multi-focal lenses includes press-coating the structured surface with a low or very low refractive index coating material. The coating is sufficient thick to adequately cover the structured surface so that a smooth coating surface with good optical properties is obtained, for example in the case of a Fresnel structure a thickness greater than 1.5 times and less than 5 times the Fresnel structure height, and is cured in situ. A film, e.g., of PET, PC or PU or a film stack, e.g. a TAC/PVA/TAC film stack is prepared and a heat melting adhesive is applied to the side of the film or film stack to be contacted with the coated structured surface of the lens blank. The film or film stack is then laminated to the cured coating.

Abstract: Durable hydrophobic antireflection structures for optical elements, optical windows, and front sheets of encapsulated photovoltaic and photonic devices are disclosed which can minimize reflection losses over the entire accessible portion of the solar spectrum simultaneously provide self-cleaning and finger-print-free surface. Reduced reflectance and self-cleaning surfaces are resulted from coating the front sheet of encapsulated device with combination of nonporous and porous nanostructured materials such as silicon dioxide nanorods and PTFE. Step-graded antireflection structures can exhibit excellent omnidirectional performance, significantly outperforming conventional quarter wavelength and low-high-low refractive index coatings. Methods of constructing nanostructured durable optical coatings with hydrophobic surfaces are disclosed that can cover large-area ridged and flexible substrates.

Abstract: A method of fabricating a transparent and birefringent mineral solid thin layer comprises the following steps: a) preparing a colloidal solution constituted by anisotropic mineral nanoparticles in suspension in a dispersion liquid; b) depositing the colloidal solution on a surface of a substrate by spreading as a thin layer while applying directional shear stress tangentially to the surface of the substrate so as to deposit the colloidal solution as a liquid thin layer on the surface of the substrate, the value of the shear stress and the concentration of mineral nanoparticles in the colloidal solution being determined in such a manner as to cause the anisotropic mineral nanoparticles to be aligned along the direction of the shear stress tangential to the surface of the substrate; and c) drying the liquid thin layer by evaporating the dispersion liquid.

Abstract: A print apparatus includes a print part configured to discharge a liquid onto a recording medium being conveyed, an irradiation part configured irradiate the recording medium, onto which the liquid has been discharged, with light, and a backup part provided to an opposite side of the irradiation part relative to the recording medium and having a regulating surface where a surface oriented toward the recording medium regulates movement of the recording medium in a direction of drawing away from the irradiation part, the regulating surface has an opening, and an irradiation area for the light irradiated from the irradiation part fits inside the opening as viewed in a plan view.

Abstract: Disclosed are methods, compositions and kits pertaining to polymer coatings that entrap enzymes, specifically enzymes capable of degrading bisphenol A.

Abstract: Systems and methods for displaying at least one image on an active display include a graphics generator for generating one or more graphics in form of at least one ghost image and a projector for projecting the generated at least one ghost image as an excitation light signal on the active display. The projector is a low power projector. Also included are number of detection diodes associated with pixels for detecting one or more excitation light signals for exciting each pixel associated with the detection diodes. Further included, is a photon detection circuit for generating at least one high power image photon based on the emitted light signal of each pixel on the active display and a number of light emitting diodes (LEDs) associated with each of the detection diodes for generating an emitted light signal for each of the pixels of the incident ghost image for generating an image on the active display.

Abstract: An electro-active optical cell is described including a layer of electro-active material, a front glass substrate member, and a back glass substrate member. The optical cell is capable of independently providing changeable optical power with the application of an electrical potential. The cell is also configured to be affixed to an external surface of a plastic substrate and to provide the changeable optical power, with at least one of the front substrate or the back substrate of the optical cell being an outermost optical layer. The layer of electro-active material may have a thickness less than 10 ?m, and the glass substrate members may each have a thickness approximately between 20 ?m and 500 ?m.

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: Provided herein is a reflective optical construction containing a fluoropolymer barrier layer, wherein the fluoropolymer is selected from the group consisting of homopolymers and copolymers of at least one tetrafluoropropene or pentafluoropropene, preferably 2,3,3,3-tetrafluoropropene. Also disclosed is a method of forming a reflective optical construction including (a) applying a barrier layer comprising one or more fluoropolymers selected from the group consisting of homopolymers and copolymers of at least one tetrafluoropropene or pentafluoropropene, and (b) curing.

Abstract: The invention provides an optical device and manufacture thereof. The optical device of the invention includes a transparent substrate, a seeding layer, a plurality of nano-rods and a protection layer. The seeding layer is formed to overlay an entrance surface and an exit surface of the transparent substrate. The plurality of nano-rods are formed on the seeding layer. The protection layer is formed to completely overlay the plurality of nano-rods.

Abstract: The invention relates to a method of making hybrid organic-inorganic core-shell nano-particles, comprising the steps of a) providing colloidal organic particles comprising a synthetic polyampholyte as a template; b) adding at least one inorganic oxide precursor; and c) forming a shell layer from the precursor on the template to result in core-shell nano-particles. With this method it is possible to make colloidal organic template particles having an average particle size in the range of 10 to 300 nm; which size can be controlled by the comonomer composition of the polyampholyte, and/or by selecting dispersion conditions. The invention also relates to organic-inorganic or hollow-inorganic core-shell nano-particles obtained with this method, to compositions comprising such nano-particles, to different uses of said nano-particles and compositions, and to products comprising or made from said nano-particles and compositions, including anti-reflective coatings and composite materials.

Abstract: A thermosetting resin composition which includes an epoxy-containing component and a curing agent component containing a cyclohexanetricarboxylic anhydride. The cured product of the thermosetting resin composition is excellent in surface hardness, solvent resistance, transparency, and adhesion to substrate, and is useful as a surface protection layer of the substrate.

Abstract: The invention provides a liquid crystal alignment film, a method for preparing the same and a liquid crystal display device comprising the same. The alignment film comprises a polyimide obtained by reacting a compound as shown in Formula 2 or Formula 3 with an aromatic diamine as shown in Formula 1, wherein the R1, R2, R3, R4, R5, R6, R7, R1?, R2?, R3?, R4?, R5?, R6?, R7?, or R8? is H, an alkyl, an aralkyl or a haloalkyl, and the Ar is an aryl. The liquid crystal alignment film has a tactic spatial configuration, decreases the ?-? attractive interaction between the polyimide backbones, allows the directional and homogenous alignment of the liquid crystal molecules on the surface of the polyimide, and thereby increases the contrast of the liquid crystal display.

Abstract: A coating agent composition obtained by mixing fine inorganic oxide particles, a polymerizable alkoxysilane compound, a polymerizing catalyst, an acid aqueous solution and an organic solvent, and satisfying the following conditions (1) to (3): (1) the polymerizing catalyst is at least partly an acetylacetonato complex; (2) a ?-dicarbonyl compound (excluding acetylacetonato complex) having two carbonyl groups in the molecule via a carbon atom, is further contained as a catalyst stabilizer; and (3) the fine inorganic oxide particles and the alkoxysilane compound are contained in a total amount of 23 to 40% by mass.

Abstract: The disclosed method comprises applying a transparent coating composition to a plastics substrate, the composition comprising 30% to 60% by weight of a nanoparticles (B), 15% to 40% by weight, of urethane (meth)acrylates (A1) having 3 to 5 (meth)/acrylate groups per molecule, 0% to less than 10% by weight of urethane (meth)acrylates (A2) having more than 5 (meth)/acrylate groups per molecule, 0% to less than 10% by weight of urethane (meth)acrylates (A3) having less than 3 (meth)/acrylate groups per molecule, 55% to 80% by weight of compounds (C1) having 4 (meth)/acrylate groups per molecule, 0% to 15% by weight of compounds (C2) having 2 (meth)/acrylate groups per molecule, and 0% to 15% by weight of compounds (C3) having 3 (meth)/acrylate groups per molecule, the sum of the weight fractions of film-forming components (A1), (A2), (A3), (C1), (C2), and (C3) being in each case 100% by weight.

Abstract: The invention provides a method for fabricating a liquid crystal display, including: providing a first substrate and a second substrate, wherein the first substrate and the second substrate are disposed oppositely to each other; filling a mixed solution between the first substrate and the second substrate, wherein the mixed solution comprises a plurality of liquid crystal molecules and a plurality of monomers; performing a UV light irradiation process to the mixed solution, wherein the monomers are polymerized to form a first alignment control layer on a surface of the first substrate facing the liquid crystal molecules, and form a second alignment control layer on a surface of the second substrate facing the liquid crystal molecules, and the thickness of the first alignment control layer and that of the second alignment control layer have a ratio of about 1/2-2/1.

Abstract: A process for making an article having anti-fog properties.

Abstract: Described herein is a cost-effective and time-efficient method for making UV-absorbing contact lenses. In contrast to the conventional method for making UV-absorbing contact lenses which involves copolymerizing a lens forming composition including a UV-absorbing vinylic monomer, a method of the invention involves dipping a contact lens in a solution of UV-absorbing polymer comprising carboxyl-containing monomeric units and UV-absorbing monomeric units to form a UV-absorbing coating on the contact lens.

Abstract: Various embodiments may relate to a process for producing a scattering layer for electromagnetic radiation. The process may include applying scattering centers onto a carrier, applying glass onto the scattering centers, and liquefying of the glass so that a part of the liquefied glass flows between the scattering centers toward the surface of the carrier, in such a way that a part of the liquefied glass still remains above the scattering centers.

Abstract: The present invention concerns a color conversion film comprising at least one active layer, said layer comprising an organic fluorescent dye containing a fluorescent core, wherein said dye is substituted with at least one polymer segment. It also concerns its method of preparation.

Abstract: An electrochromic device includes an electrochromic stack. Openings are formed in the electrochromic stack that allow light to pass through without being tinted.

Abstract: Magnesium fluoride particles with a low refractive index excellent in film formability are provided. The magnesium fluoride particles each include at least one magnesium fluoride particulate. The at least one magnesium fluoride particulate each has pores that support a supported substance. Further, the at least one magnesium fluoride particulate includes a plurality of particulates. A grain boundary void-like pore serving as a gap that supports the supported substance is present between particulates adjacent to each other of the plurality of particulates.

Abstract: Disclosed herein are novel electrochromic materials. The electrochromic materials produce various colors. The electrochromic materials can be used to form red electrochromic layers in a simple manner. Therefore, the electrochromic materials are suitable for use in the fabrication of RGB full-color electrochromic devices. Also disclosed herein are electrochromic devices fabricated using the electrochromic materials.

Abstract: Provided are a phenoxy resin composition for transparent plastic substrate and a transparent plastic substrate using the phenoxy resin composition, capable of effectively substituting for a conventional glass substrate since having excellent thermal and chemical resistance, high adhesiveness, low water infiltration, and a small coefficient of linear thermal expansion. In one general aspect, there is provided a phenoxy resin composition for transparent plastic substrate, including: phenoxy resin having a chemical structure expressed as follows: wherein the n value is 35 to 400.

Abstract: The invention relates to a process for depositing an anti-fouling top coat onto the outermost coating layer of a coated optical article, comprising the following steps: a) providing an optical article having two main faces, at least one of which being coated with an outermost layer; b) treating said outermost layer with energetic species resulting in surface physical attack and/or chemical modification; and c) vacuum evaporating a liquid coating material for an anti-fouling top coat by means of an evaporation device, resulting in the deposition of the evaporated coating material onto the treated outermost layer of the optical article, wherein prior to the vacuum evaporation step of the liquid coating material, said liquid coating material has been treated with energetic species.

Abstract: A novel surface protection panel is provided, with no rainbow colors appearing within the display screen or shading occurring, even when the display screen is viewed through sunglasses equipped with polarization lenses. Proposed is a surface protection panel disposed on the outer side of a liquid crystal display panel, that is to say, on the visible side of the liquid crystal display panel in a liquid crystal image display device equipped with a liquid crystal display panel. The surface protection panel has a constitution which a gas barrier transparent resin film having a gas barrier layer is layered on one side or on each side of a transparent synthetic resin plate, and the surface protection panel has a property which both the transparent synthetic resin plate and the gas barrier transparent resin film are non-stretched substantially, non-oriented or uniaxially oriented.

Abstract: A color filter substrate can include a first colored layer, a second colored layer, and a third colored layer that are arranged on a transparent substrate and that have mutually different hues, and a common electrode disposed so as to cover the first colored layer, the second colored layer, and the third colored layer, wherein the common electrode includes a first transparent electrode and a second transparent electrode that are disposed to overlap the first colored layer and the second colored layer, respectively, and that are made of a first transparent conductive film; a third transparent electrode that is disposed to overlap the third colored layer, the third transparent electrode being made of a second transparent conductive film that is different from the first transparent conductive film; and a fourth transparent electrode that is disposed to overlap the first colored layer, the fourth transparent electrode being made of the second transparent conductive film.

Abstract: A dielectric layer 2 is formed on a region including grid-shaped convex portions 1a of a resin substrate 1 having the grid-shaped convex portions 1a with pitches of 80 nm to 120 nm on its surface, and metal wires 3 are formed on the dielectric layer 2. It is thereby possible to obtain a wire grid polarizer having a microstructural concavo-convex grid with pitches of the level of 120 nm or less that has not been implemented.

Abstract: The present invention provides a method for making colored silicone hydrogel contact lenses. The method of the invention comprises the steps of: (a) providing a contact lens constructed of a silicone hydrogel; (b) applying a color coat to at least a portion of a surface of the lens with an ink, wherein the ink comprises at least one colorant, a silicone-containing binder polymer, one or more vinylic monomers, and optionally a diluent, wherein the silicone-containing binder polymer is a copolymerization product of a polymerizable mixture including (i) at least one hydrophilic vinylic monomer; (ii) at least one functionalizing vinylic monomer; (iii) at least one silicone-containing vinylic monomer or macromer; (c) curing the ink in the presence of an adhesion promoter, thereby causing the color coat to adhere to the lens.

Abstract: Certain example embodiments relate to Ni-inclusive ternary alloy being provided as a barrier layer for protecting an IR reflecting layer comprising silver or the like. The provision of a barrier layer comprising nickel, chromium, and/or molybdenum and/or oxides thereof may improve corrosion resistance, as well as chemical and mechanical durability. In certain examples, more than one barrier layer may be used on at least one side of the layer comprising silver. In still further examples, a NixCryMoz-based layer may be used as the functional layer, rather than or in addition to as a barrier layer, in a coating.

Abstract: The invention provides a coater, and methods of using the coater, for depositing thin films onto generally-opposed major surfaces of a sheet-like substrate. The coater has a substrate transport system adapted for supporting the substrate in a vertical-offset configuration wherein the substrate is not in a perfectly vertical position but rather is offset from vertical by an acute angle. The transport system defines a path of substrate travel extending through the coater. The transport system is adapted for conveying the substrate along the path of substrate travel. Preferably, the transport system includes a side support for supporting a rear major surface of the substrate. The preferred side support bounds at least one passage through which coating material passes when such coating material is deposited onto the substrate's rear major surface. Preferably, the coater includes at least one coating apparatus (e.g.

Abstract: There is provided a screen scattering system. The system has a transparent substrate forming a substrate layer, and wide band gap materials made of 0D, 1D and 3D elements forming a scattering layer. The 0D, 1D and 3D elements are in the form of nanostructures aligned uniformly on said substrate layer.

Abstract: Provided is a color improving film comprising a base layer, a high refractive light diffusion layer including an organic light diffuser on the base layer, a high refractive resin layer on the high refractive light diffusion layer, and a low refractive resin layer in which a lenticular lens pattern is formed on the high refractive resin layer, wherein the organic light diffuser comprises particles coated with a black pigment and non-coated particles, and wherein the lenticular lens pattern is formed on a surface of the low refractive resin layer facing the high refractive resin layer. According to the color improving film, a change in color sensitivity according to an angle of view is small, an external light reflectivity is low, and a light transmittivity and a light diffusibility are substantially improved. Also, the method of preparing the color improving film has excellent processiblity and economic efficiency.

Abstract: Provided are a color improving film and a method of manufacturing the color improving film. The color improving film includes a base layer, a high refractive light diffusion layer comprising a light diffuser, a high refractive resin layer, and a low refractive resin layer in which a lenticular lens pattern is formed, wherein the base layer, the high refractive light diffusion layer, the high refractive resin layer, and the low refractive resin layer are stacked, wherein the lenticular lens pattern is formed on a surface of the low refractive resin layer facing the high refractive resin layer, and a unit lenticular lens of the lenticular lens pattern is an oval lenticular lens, wherein the color improving film satisfies 0.10<?n<0.20, ?n=n1?n2, where n1 denotes a refractive index of the high refractive resin layer, and n2 denotes a refractive index of the low refractive resin layer.

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 optical element has a substrate body made from transparent plastic and a coating having multiple layers. The coating includes a hard lacquer layer adjoining the substrate. The coating has a diffusivity ensuring the absorption of water molecules passing through the coating in the substrate and the release of water molecules from the substrate through the coating from an air atmosphere on that side of the coating facing away from the substrate with a flow density which, proceeding from the equilibrium state of the quantity of water molecules absorbed in the substrate in an air atmosphere at 23° C. and 50% relative humidity, brings the setting of the equilibrium state of the quantity of water molecules absorbed in the substrate in an air atmosphere at 40° C. and 95% relative humidity within an interval not more than 10 h longer than for setting this equilibrium under corresponding conditions with an identical uncoated substrate.

Abstract: The present invention relates to a method for manufacturing an anti-reflective coating film. The method for manufacturing an anti-reflective coating film is used to form an anti-reflective coating film exhibiting more improved interface adhesion and scratch resistance and excellent anti-reflective effect by a simple process.

Abstract: A method of manufacturing an optical compound film includes providing a substrate, a first surface of the substrate facing upwards. A first curable glue is applied on the first surface. The first curable glue is pressed by a first roller with a rough circumferential surface to form a rough surface on the first curable glue. The first curable glue is cured to form a diffusion layer. The substrate is turned over to make a second surface of the substrate face upwards. A second curable glue is applied on the second surface. The second curable glue is pressed by a second roller having a micro-prism-structured circumferential surface to form a micro-prism-structured surface on the second curable glue. The second curable glue is cured to form a brightness-enhancing layer.

Abstract: Provided are an optical laminate film superior in film flexibility and film surface uniformity, has high light transmittance in a predetermined wavelength region, and is superior in light shielding properties in another predetermined wavelength region, an infrared shielding film, a method of manufacturing an infrared shielding film, and an infrared shielding body provided with the infrared shielding film. The optical laminate film has, on a substrate, at least one unit constituted of a high refractive index layer and a low refractive index layer containing metal oxide particles and silanol modified polyvinyl alcohol.

Abstract: Disclosed is a coating composition for coating polycarbonate substrates. The coating composition comprises (A) at least one radiation-curing binder, (B) nanoparticles, and (C) optionally at least one reactive diluent and/or optionally a solvent, and wherein the nanoparticles (B) comprise silicon dioxide nanoparticles , the silicon dioxide nanoparticles have a d50 of between 80 and 300 nm, and the silicon dioxide nanoparticles have a particle size distribution wherein less than 15% by weight of the particles have a size in the range of less than 80 nm, 75% to 95% by weight of the particles have a size in the range from 80 to 300 nm, 0% to 5% by weight of the particles have a size in the range from more than 300 to 1000 nm, and 0% to 5% by weight of the particles have a size in the range from more than 1000 nm to 10 000 nm.

Abstract: An eyepiece lens (EL) used for a viewfinder optical system (VF) for viewing, using the eyepiece lens (EL), an image formed by an objective lens (OL), an image displayed by a display member, or an object, wherein an antireflection coating (101) is disposed on at least one surface among the optical surfaces constituting the eyepiece lens (EL), and the antireflection coating (101) includes at least one layer (101g) formed by a wet process.

Abstract: An isothermal, low pressure-based process of depositing material within a substrate has been developed and results in creating an extremely narrow reaction zone within which a more uniform and efficient deposition will occur. Sets of isothermal plasma operating conditions have been found that create a narrow deposition zone, assuring that the deposited material is clear glass rather than soot particles. The chemical delivery system, in one arrangement, utilizes rods of solid phase source material (which may otherwise be difficult to obtain in gaseous form). The operating conditions are selected such that the hot plasma does not transfer a substantial amount of heat to the substrate tube, where the presence of such heat has been found to result in vaporizing the reactant material (creating soot) and developing hot spots.

Abstract: [Problem] To provide a coating composition capable of forming a hard coating on the surfaces of an optical base member such as a plastic lens featuring highly closely adhering property, excellent transparency and excellent scratch resistance. [Means for Solution] The coating composition comprise (a) a fine granular silica having a grain size of not larger than 30 nm; (b) organosilicon compound components containing an epoxy group-containing organosilicon compound (b1) and tetraalkoxysilane (b2) at a mass ratio (b1/b2) of 0.25 to 4.0; (c) water; and (d) a curing catalyst comprising a complex containing aluminum as a core metal, wherein the fine granular silica (a) is contained in an amount of 15 to 55 parts by mass, the water (c) is contained in an amount of 30 to 200 parts by mass and the curing catalyst (d) is contained in an amount of 0.1 to 5.0 parts by mass per the total amount of the fine granular silica (a) and the organosilicon compound components (b) of 100 parts by mass.

Abstract: An alignment master glass for aligning a plurality of openings of a vapor deposition mask for tensioning the vapor deposition mask, the alignment master glass includes a transparent substrate, and reflective film patterns on at least one surface of the transparent substrate, the reflective film patterns being only at locations corresponding to the plurality of openings of the vapor deposition mask.

Abstract: A light-blocking mask layer (3) having such light transmittance characteristics that an amount of transmitted light decreases gradually as it advances in a radial direction Fr from a center of optical axis Cs is formed on a surface of a flat transparent substrate at least having a light transmittance of 80% or higher using at least a dot pattern Pd formed of a large number of dots d, having a light transmittance of 20% or lower.

Abstract: The invention relates to a method for producing an optical article having antireflection or reflective properties and comprising a substrate having at least one main surface, comprising the step of depositing an sub-layer onto a substrate's main surface, the step of treating the sub-layer by ionic bombardment and the step of depositing onto said sub-layer a multilayered stack comprising at least one high refractive index layer and at least one low refractive index layer. According to a preferred embodiment, the deposition of the sub-layer is conducted in a vacuum chamber in which a gas is supplied during the deposition step.