Abstract: It is an object of the present invention to provide an optical layered body having sufficient hardness as an optical layered body and exhibiting a good antiglare property. An optical layered body, comprising a light-transmitting substrate and a hard coat layer formed on the light-transmitting substrate, wherein the hard coat layer comprises two layers of a clear hard coat layer (A) and a hard coat layer (B), the hard coat layer (B) has a surface roughness on the outermost surface and satisfies 0.0010???0.14 0.25??a?5.0 in the case where Sm is defined as a mean spacing of profile irregularities; ?a is defined as a mean inclination angle of profile irregularities; Rz is defined as a mean roughness of the surface roughness; and ? is defined as Rz/Sm, and the optical layered body has substantially no interface between the clear hard coat layer (A) and the light-transmitting substrate.

Abstract: A method for manufacturing eyeglasses. In the method a preform for the eyeglasses is injection moulded of transparent plastic, the preform comprising lens areas and a frame connecting them and arranged seamlessly thereto, and a computer-controlled printing is performed on the preform for providing one or more functional and/or decorative coatings, the printing being directed at least to the lens areas. The computer-controlled printing in also directed to the frame. Thus, the outline of a frame area is printed. In a second embodiment of the invention, there is injection moulded an eyeglass frame that forms a continuous, endless and elastic component around the lens holes. The lens holes are compressible around the lenses fitted in the lens holes. Computer-controlled printing is directed to the frame for providing one or more functional and/or decorative coatings.

Abstract: The present invention relates to biomedical devices, and particularly contact lenses comprising a polymer having entangled therein at least one acyclic polyamide.

Abstract: A method of fabricating a surface enhanced Raman scattering (SERS) substrate. In one embodiment, the method has the steps of simultaneously evaporating a metal at a first evaporation rate and a polymer at a second evaporation rate different from the first evaporation rate, to form a nanocomposite of the metal and the polymer, depositing the nanocomposite onto a substrate, and applying an etching process to the deposited nanocomposite on the substrate to remove the polymer material, thereby forming an SERS substrate.

Abstract: A method for producing an article which is made of a transparent material and devoid of visible surface lines consists in producing a substrate which is made of a transparent material having a refractive index ns, whose at least main face is machined and polished in such a way that the Ra value thereof ranges from 0.001 to 0.1 ?m, but has visible surface defects in the form of thin individual scratches, in deposing, a liquid polymerisable composition of a masking coating, whose contact angle with said substrate main face is equal or less than 30° and which is formed by polymerising a masking coating having a refractive index nc such as 0.01<|ns?nc|=0.15 and a thickness less than 10 micrometers, directly on the machined and polished main face of the substrate, in polymerising the masking coating composition and in removing the transparent article.

Abstract: The present invention relates to articles comprising an antiglare layer, coating compositions suitable for making antiglare layers, methods of making an antiglare article, and methods of making antiglare coating compositions. In some embodiments the article is a (e.g. illuminated) display article such as a touch screen. The antiglare layer comprises aggregate inorganic oxide particles in a cured inorganic polymer matrix.

Abstract: An optical article includes: an optical substrate, and a functional layer that is light-transmissive and is laminated to the surface of the optical substrate, the period Pk (nm?1) of reflectance of the functional layer in the k-space being not more than 3.66×10?5.

Abstract: A lens coating system, which includes a gripper assembly for transferring and loading lenses, further includes one or more features to facilitate improved lens handling within the system. The one or more features includes a sensor assembly that is adapted to detect whether a single blocked lens or a pair of blocked lenses is being loaded by the gripper assembly into a spindle assembly of the system, and/or a sensor assembly that is adapted to detect a displacement of a lens holding element, from which lenses are transferred, by the gripper assembly, when impinged upon by the gripper assembly.

Abstract: A light diffusion plate has a substrate and a light diffusion layer formed on the substrate. The light diffusion layer is composed of at least two layers: a first light diffusion layer containing a first matrix and a first light diffusion agent having a refractive index difference ?n1 of 0.04??n1?0.2 with the first matrix, and a second light diffusion layer containing a second matrix and a second light diffusion agent having a refractive index difference ?n2 of 0.005??n2?0.01 with the second matrix. The volume fraction of the first light diffusion agent in the first light diffusion layer is less than 40%, the volume fraction of the second light diffusion agent in the second light diffusion layer is at least 40% and the total thickness of the light diffusion layers is from 5 to 200 ?m after curing.

Abstract: Anti-reflection film includes a transparent support, at least one optical functional layer overlaid on the support, and a low refractive index layer, overlaid on the optical functional layer, and having a lower refractive index than the optical functional layer. An anti-reflection film producing apparatus to produce this includes a coater for coating a surface of the optical functional layer with liquid for forming the low refractive index layer, to form a coating layer. A dryer promotes drying of the coating layer. A heater hardens the coating layer from the dryer at a first temperature level, and then hardens the coating layer at a second temperature level higher than the first temperature level, to form the low refractive index layer. Preferably, a difference between the first and second temperature levels is 1-50 deg. C. Also, ultraviolet rays are applied to the low refractive index layer after the hardening of the heater.

Abstract: Disclosed is a composite retardation plate which comprises a retardation plate composed of a transparent resin, a primer layer, and a coating retardation layer comprising an organic modified lay complex and a binder resin laminated in this order, wherein the primer layer is composed of a composition comprising a water-soluble organic metal compound selected from a water-soluble organic titanium compound and a water-soluble organic zirconium compound and a water-soluble resin. The composite retardation plate may further comprise a polarizing plate preferably laminated on the side of the resin retardation plate, thereby providing a composite optical member. The composite optical member may be combined with a liquid crystal cell to provide a liquid crystal display device.

Abstract: A variety of refrigerators and merchandisers having glass or plastic substrates that are substantially fog-resistant are provided. For example, refrigerator doors having a substantially transparent substrate including an anti-fog coating on at least a portion thereof are provided. Many of the coatings exhibit color stable properties.

Abstract: Disclosed are methods for depositing an ultra thin coating that exhibits both low haze (high transparency) and strong color (high optical density at a given film thickness). Also disclosed are methods for making radiation curable coating compositions comprising polymer-enclosed particles that are suitable for producing ultra thin coatings.

Abstract: Optical compensation layers are provided which have an optically compensating function imparted thereto upon coating fluid application or upon coating fluid application and subsequent uniaxial stretching and which have a small wavelength dependence of retardation.

Abstract: The steps of producing a micro lens comprises the steps of forming a resin layer on a substrate in a desired pattern, causing the resin layer to absorb from its surroundings solvent which dissolves the resin so that the resin layer has fluidity and the surface of the resin layer becomes convex under the surface tension, and then drying the solvent.

Abstract: The present invention has the objective to increase the light output yield of a light conversion foil in comparison to the impacting light. There is proposed to realize the following effects in the various layers of a conversion foil, individually or in combination, namely the isolation of the conversion layer (3) from the support (1) by a, preferably microporous and mesoporous, interlayer (2), and the incorporation of scattering centers (4) either into this interlayer, or into the conversion layer, or into both.

Abstract: The purpose of this invention, what is being patented, is the application of ultraviolet lights or reflective paint, coating or other material to serve as a means of creating a reflective surface for ultraviolet light. The advantages are many including use on any object that is subject to bird impact—solid or transparent—moving or non-moving, This invention is also valuable when applied to interior surfaces of sanitation equipment (like air conditioning ducts, ultraviolet air cleaners, ultraviolet water purifiers) which are then struck by ultraviolet light to reflect (or bounce) the light and enhance the area of coverage and effectiveness.

Abstract: A method of printing an automotive glazing component and an automotive glazing component are described. The method comprises the steps of: printing a first portion, having a width, of the glazing component using an ink spray to provide a first ink density, the ink density being constant across the width of the first portion; printing a second portion, also having a width, of the glazing component using an ink spray; and leaving a third portion, also having a width, of the glazing component, adjacent the second portion, unprinted, such that there is a zero ink density on the surface of the third portion of the glazing component. The step of printing the second portion comprises varying the output of the ink spray to produce a non-constant ink density on the surface of the second portion. By providing a non-constant ink-density on the surface of the glazing, it is possible to provide low-cost high-resolution non-constant optical and thermal transmission regions on automotive glazings.

Abstract: A sheet glass for microscopy includes a base plate and a metal pattern configured on the base plate. The structure of the sheet glass increases the throughput, reduces the cost and shortens the distance between grids and targets for keeping grids and targets within the depth of field of the microscope. A manufacturing method of sheet glass for microscopy is also disclosed.

Abstract: An electro-optic window is made of a material substantially transparent to infra-red radiation and is treated to have reduced RF transmission characteristics by the provision of carbon nanotubes within the window or on at least one, surface thereof.

Abstract: The present disclosure is directed to a film for reducing reflections of ambient light on a display screen while maintaining efficient transmission of light emitted from the display screen. The film has a light receiving face and a light emitting face, and includes an arrayed plurality of truncated tapered structures projecting from the light receiving face to the light emitting face. Each of the plurality of truncated tapered structures has a relatively wider base positioned at the light receiving face, and a relatively narrowed top positioned at the light emitting face. The plurality of truncated tapered structures define a void region in the vicinity of the light emitting face between adjacent ones of the plurality of truncated tapered structures. The film further includes a dark material applied in the void region.

Abstract: A method of producing a transparent article comprised of a transparent base substrate and having a thickness of at least 100 microns and a surface costing of a transparent resin wherein the resin is applied to the base substrate by means of a jet printer, preferably an ink jet printer. The transparent article may be a window for a display device, e.g. incorporated in a mobile telephone.

Abstract: A variety of refrigerators and merchandisers having glass or plastic substrates that are substantially fog-resistant are provided. For example, refrigerator doors having a substantially transparent substrate including an anti-fog coating on at least a portion thereof are provided. The portion of the substrate may substantially not fog when the portion has an initial surface temperature and is then exposed to a moist air ambient with a dewpoint temperature equal to or greater than the surface temperature for a period of time. The surface temperature may be less than about 0° C. and the period of time may be greater than about 6 seconds.

Abstract: A paint and method are divulged for protecting the silver film of mirrors. The paint in its preferred embodiment includes a metal carboxylate which will contribute metal ions, namely stannous octoate for the contribution of stannous(II) ions in an amount of 0.5% or greater by weight. Alternate methods of the invention utilize an additional coating over the paint, such as an acrylic, epoxy or blend thereof which is UV curable. In another form of the paint, copper octoate is utilized in a minimum amount of 0.5% by weight for contribution of copper(II) ions.

Abstract: There is provided a method of manufacturing a window having at least one of a radio wave stealth property and an electromagnetic wave shield property comprising: a step for forming a thin-film composed of a conductive material on the surface of a transparent window member having a curved surface, and a step for forming the thin-film into a mesh shape. As a result, it is, possible to manufacture, at lower cost, a window having a radio wave stealth property that scatters radio waves in various directions so as not to be detected by radar, while transparency to visible light is improved, as well as a window having an electromagnetic wave shield property that effectively prevents harmful electromagnetic waves, except for visible radiation, from invasion into an aircraft.

Abstract: An optical article includes a light-transmissive substrate and Ti/Sn-containing nanoparticles. The nanoparticles include one or more Ti-rich phases and one or more Sn-rich phases and the phases are arranged in the form of a layered-structure, a network-structure of each other interconnected phases and/or an isolated-structure. Methods of preparing the optical article includes providing Ti/Sn-containing nanoparticles, mixing a curable light-transmissive liquid resin with the Ti/Sn-containing nanoparticles; and curing the liquid resin to form an optical article.

Abstract: An optical article comprising an optically transparent substrate with a main surface and, covering the main surface, an anti-smudge coating itself at least partially covered by a temporary topcoat, the anti-smudge coating being the result of the hardening of a polymerisable composition comprising: 55% to 80% by weight, preferably to by weight, of a first component A selected among fluorinated compounds, of which only one end of the chain comprises at least one silanol group or silanol precursor and their mixtures, and 45% to 20% by weight of a second component B selected among linear fluorinated compounds, preferably perfluorinated compounds, of which both ends of the chain comprise at least one silanol group or silanol precursor and their mixtures, for 100% by weight of the first component A and the second component B. The first component A and the second component B together accounting for at least 50% by weight of the total weight of the coating. Application to ophthalmic lenses.

Abstract: Apparatus and methods for detecting molecules are disclosed. One such embodiment is an apparatus for detecting molecules. The apparatus includes a substrate having a surface; and an array of features formed over the surface in a grating pattern. Each of the features includes a top surface. The apparatus also includes a plurality of receptors coupled to the top surfaces of the features. Each of the receptors is configured to bind to a target molecule. A sample is provided over the substrate while a light is illuminated onto the apparatus. A light scattered by the apparatus is detected by a spectrometer. The presence and/or concentration of target molecules can be determined, based at least partly on a shift in the spectral peak of the light.

Abstract: An optical filter (10) is constituted by a flat plate (11), a rotation pin (12), and an actuation pin (13). The flat plate (11) includes a transparent substrate (31), a resin layer (32) formed on the transparent substrate (31), and a CNT layer (33) formed on the resin layer (32). The CNT layer (33) is disposed on the outermost layer. CNTs dispersed in the CNT layer (33) have a characteristic of more absorbing light that has a short wavelength. Therefore, by forming the CNT layer (33) on the outermost layer, it is possible to weaken the intensity of ultraviolet that is to reach the resin layer (32), and to prevent deterioration of a dye dispersed in the resin layer (32). Hence, the optical filter (10) acquires a satisfactory environment resistance.

Abstract: Processes for obtaining an impact resistant, abrasion and/or scratch resistant photochromic article comprising a substrate having two main faces, comprising: preparing a curable coating composition comprising at least one unblocked polyisocyanate terminated polyurethane pre-polymer, at least one polyol, and at least one photochromic agent; depositing the curable coating composition onto at least part of a main face of the substrate; curing the coating composition for 10 minutes or less, at a temperature lower than or equal to 100° C. to form an impact resistant photochromic coating; forming an abrasion and/or scratch resistant coating on the impact resistant photochromic coating or forming a protective coating on the impact resistant photochromic coating and then forming an abrasion and/or scratch resistant coating on said protective coating. Articles obtainable by such processes, including but not limited to ophthalmic lenses. Curable coating compositions involved in such processes.

Abstract: It is an object of the present invention to provide a method for producing an optical layered body having a favorable self-adhesion property and recoatability as well as favorable antistatic performance in a simple manner. An optical layered body comprises: an antistatic layer on a light-transmitting substrate; and a hard coat layer on the antistatic layer, wherein the hard coat layer includes a penetration portion partially extending through the antistatic layer, and/or an impregnation portion partially extending through the antistatic layer and impregnating the light-transmitting substrate.

Abstract: A method for providing a coated vehicle transparency, includes the steps of: (a) providing a vehicle transparency having a vision area and a non-vision area; and (b) applying a sound dampening coating composition to at least a portion of the non-vision area of the transparency. The coating composition can an aqueous dispersion of polymeric microparticles prepared from components including: (i) a functional material selected from (a) a nitrile functional material, (b) an amide functional material, and (c) a carbamate functional material; (ii) a polyoxyalkylene acrylate; and (iii) a filler material.

Abstract: The invention relates to a method for armouring a window of an existing object comprising applying a transparent polymer layer to a surface of the window. The layer is usually applied to a surface facing the inside of the object. In particular, the invention may be employed to a conventional glazing of a building or vehicle.

Abstract: A plastic lens plastic includes a plastic substrate (1) having a first main surface that is a convex surface (1A) and a second main surface that is a concave surface (1B), a photochromic compound-containing photochromic layer formed on the convex surface side of the substrate, and an impact-absorbing primer layer formed on the concave surface side of the substrate.

Abstract: An exemplary lens includes a light pervious substrate, a first optically active part, and a light blocking film. The light pervious substrate has a first surface, an opposite second surface, and a recess defined in the first surface. The recess includes a bottom surface. The first optically active part is formed on the bottom surface. The light blocking film is formed on the bottom surface surrounding the first optically active part.

Abstract: An optical mirror element includes an optically transmissive element having a first surface and a second surface, and a reflective coating layer on the first surface that defines a mirror surface. A first portion of the first surface does not include the reflective coating layer such that the first portion defines an optically transmissive window in the mirror surface. Q method of forming an optical mirror element having a window portion includes providing an optical element, masking a first portion of a first surface of the optical element, and thereafter applying a reflective coating to the first surface so as to define a reflective surface, wherein the masked portion defines a transmissive region in the reflective surface. The exposed portion of the first surface may be coated with an anti-reflective coating, either before or after the reflective coating is applied.

Abstract: A transparent porous SiO2 coating for a transparent substrate material, for example polycarbonate, has advantageous antireflective properties. The coating is produced by a sol-gel process, at least one component which causes porosity being present during at least part of the sol-gel process and being removed and/or destroyed after the sol-gel process has ended. The at least one component which causes porosity is a polymer, the average molar mass of the polymer being preferably =5000 Da to =50 000 Da, more preferably =10 000 Da to =20 000 Da.

Abstract: A method for forming an anti-glare layer, including the step of: ejecting droplets of an ink with an ink-jet apparatus onto a transparent substrate so as to form a microscopically roughened structure on the transparent substrate, wherein the ink contains an ingredient capable of giving an anti-glare property to the transparent substrate.

Abstract: Various non-limiting embodiments disclosed herein provide methods of making alignment facilities for optical dyes connected to an optical substrate. For example, one non-limiting embodiment provides a method of making an alignment facility for an optical dye connected to at least a portion of an optical substrate, such as an ophthalmic substrate, by forming at least one at least partial coating comprising an at least partially ordered liquid crystal material on at least a portion of the substrate. Other non-limiting embodiments related to optical elements, such as but not limited to ophthalmic elements, comprising an alignment facility for an optical dye. Still other non-limiting embodiments provide alignment facilities for optical dyes comprising coatings or sheets of an at least partially ordered liquid crystal material.

Abstract: A coating apparatus (10) includes a chamber (12) defining a cavity (16), a diffuser (20), a vacuum valve (26), a burst valve (28), and a vacuum pump (30). In use, the chamber (12) is heated before a batch of lenses (46) to be coated are placed within the cavity (16) together with a tablet (42) impregnated with a coating substance. Air is then pumped from the cavity (16) until the pressure has been lowered to between 1×10-3 to 1×10-1 mbar (absolute pressure). The source tablet (42) is then heated by heater (38) to release a coating substance in vapour form. The burst valve (28) is then opened intermittently to allow small bursts of air to flow into the cavity (16). The diffuser (20) imparts swirling movement to the air burst as it enters the cavity (16), so that the air swirls around within the cavity thereby causing the vapour of the coating substance to be evenly distributed within the cavity and condense evenly on the lenses (46).

Abstract: Coating compositions, articles, and methods of coating articles are provided. The coating compositions and methods provide abrasion resistant formable coatings when cured on a substrate. The articles can be formed after the coating compositions are applied to a substrate and cured. Abrasion resistant, tintable coatings are also provided.

Abstract: A manufacturing method of plastic lens includes the steps of: preparing a first liquid containing at least one metal oxide and a second liquid containing at least one organosilicon compound; manufacturing a hard coat liquid by mixing the first liquid and the second liquid so that the mass ratio of the solid content of the first liquid to the solid content of second liquid falls within a range of 45/55 to 65/35; and coating the hard coat liquid on a plastic lens substrate to form a hard coat film and then curing the hard coat film.

Abstract: At least one of the surfaces of a silicone contact lens is a wrinkled surface, providing the contact lens surface with a desired topography. The wrinkled surface may include random ridges, either over the entire surface of the lens, or in a desired pattern on the surface of the lens.

Abstract: Disclosed is a process for coating at least one geometrically defined surface of an optical article's substrate. The process can include: (a) providing a removable carrier made of plastic material and having an internal surface and external surface; (b) providing an optical article comprising a substrate having at least one geometrically defined surface forming a Fresnel lens; (c) depositing a curable coating composition onto either the at least one surface forming a Fresnel lens; (d) moving the carrier and optical article relatively to each other; (e) applying a pressure onto the external surface of the carrier to spread out the curable coating composition to cover said at least one surface forming a Fresnel lens; (f) curing the layer of curable coating composition; (g) withdrawing the removable carrier to recover the substrate of the optical article having at least one Fresnel lens forming surface coated with the cured coating composition.

Abstract: A method, for producing an optical member, includes attaching a holding member, which is used integrally with a lens, to the lens so that the holding member is brought into contact with a periphery of the lens to hold the lens, and then forming an optical thin film on a surface of the lens by a spin coating to obtain the optical member.

Abstract: The present invention provides an antiglare film which has (1) appropriate antiglare properties in a frontal direction, (2) no white-blurring (3) no surface appearance such as a kind of orange on the surface of an antiglare layer's side. It is a feature of the antiglare film of the present invention that it has an antiglare layer on a transparent substrate and the antiglare layer includes a binder matrix and particles of an acrylate-styrene copolymer. In addition, the binder matrix includes an acrylic material having a hydroxyl group, a quotient (RA/H) obtained by dividing the average diameter of the particle (RA) by the average thickness of the antiglare layer (H) is in the range of 0.30-0.

Abstract: The invention provides an antiglare film. A resin layer is disposed on a substrate. Micro-aggregates are distributed in an interior and over a surface of the resin layer. Each of the micro aggregates has a size of 0.1-3 ?m and is formed by aggregating aggregated nano-particles. The micro-aggregates distributing over the surface result in a surface roughness of the resin layer. The weight ratio of the resin layer to the micro-aggregates is 1:0.1-0.7.

Abstract: Disclosed herein is a PDP filter having a laminated structure of a transparent conductive film type electromagnetic wave-shielding layer and one or more other functional layers, in which at least two edge portions of the surface of the transparent conductive film type electromagnetic wave-shielding layer, which is in contact with the functional layer, are not exposed outside the laminated structure of the PDP filter.

Abstract: A substrate carrying method for removing the electrical charges on a substrate and then carrying the substrate includes forming a conductive layer with conductivity on a part of the surface of the substrate, and carrying the substrate while supporting a conductive layer-forming region of the substrate by a grounded substrate supporting unit with conductivity.

Abstract: A method for manufacturing liquid crystal alignment film of the present invention comprises the steps of: (1) aligning a transparent substrate film by rubbing; (2) laminating a surface protective sheet having a release force of 0.5 N/50 mm or less onto an aligned face of the transparent substrate; (3) coating a liquid crystal material comprising a liquid crystal monomer and/or a liquid crystal polymer onto the aligned face after releasing the surface protective sheet; and (4) fixing the liquid crystal material after aligning the liquid crystal material. The method can make satisfactorily align the liquid crystal material on the substrate.