Abstract: In various embodiments, an optical lens is provided, which is shaped like a hood and has a light-transmissive front face as well as a sidewall adjacent thereto, wherein the sidewall has at least one ridge-like section having an increased wall thickness and running in the direction of the front face.

Abstract: The present invention is directed to a composite lens, comprising an anterior rigid gas permeable layer, and an annulus of soft material bonded to a posterior surface of the anterior rigid gas permeable layer, wherein a central zone of the composite lens is rigid and without a soft layer, wherein a peripheral zone of the composite lens is generally rigid in its anterior aspect and soft in its posterior aspect.

Abstract: An optics block includes a substrate having first and second opposing surfaces, the substrate being a first material, a plurality of through holes extending in the substrate between the first and second opposing surface, a second material, different than the first material, filling a portion of the through holes and extending on a portion of the first surface of the substrate outside the through holes, and a first lens structure in the second material and corresponding to each of the through holes.

Abstract: Various embodiments are disclosed relating to fabrication of an optical wedge. For example, one embodiment provides a method for manufacturing an optical wedge comprising inserting a wedge blank into a vacuum molding tool and applying a vacuum to the vacuum molding tool to temporarily hold the wedge blank against a molding surface of the vacuum molding tool. The method further comprises removing a layer from a top surface of the wedge blank to expose a machined surface of the wedge blank, and casting a finish layer on the machined surface to form a finish layer of a finished optical wedge.

Abstract: The present invention relates to a liquid crystal display (LCD) device, and more particularly, to a method of fabricating a color filter for an LCD device. A method of fabricating a color filter uses a mold (PDMS mold) having a plurality of grooves. Particularly, the mold (PDMS mold) is attached to a substrate such that the plurality of grooves face into the substrate. When a color resin is dropped into a side opening of each groove, the color resin is injected into each groove of the mold (PDMS mold) by a capillary force. After the mold (PDMS mold) having the injected color resin is cured, the mold (PDMS mold) is detached from the substrate and a color filter pattern is formed at a desired position.

Abstract: A method of manufacturing a lens presenting a graded tint, the lens comprising first and second layers each of which is made of a thermoplastic material, with only one of the layers being colored in the tint concerned, the method including the steps of: injecting the thermoplastic material of the first layer into a first mold cavity in order to form the first layer; and placing the first layer in a second mold cavity and injecting therein the thermoplastic material of the second layer so as to form the second layer on the first layer.

Abstract: A method for manufacturing a polarizing plate protective film including the steps of: 1) mixing a cellulose ester resin and an organic additive to obtain a mixing composition, 2) placing the mixing composition in a mold to obtain an integral molding, and 3) heating to melt the integral molding so as to form the polarizing plate protective film, wherein the integral molding has a size of 1 mm×1 mm×1 mm to 20 mm×20 mm×20 mm, and the cellulose ester resin is contained in the integral molding in a state of particles.

Abstract: An antireflection film comprising a support and a low refractive index layer prepared by coating a coating composition containing the following components: (A) a fluorine-containing polymer, a principal chain of which is made of only carbon atoms and which contains at least one fluorine-containing vinyl monomer polymerization unit and at least one hydroxyl group-containing vinyl monomer polymerization unit, wherein a content of the hydroxyl group-containing vinyl monomer polymerization unit exceeds 20% by mole, provided that the polymer does not have a polysiloxane structure in the principal chain; (B) a crosslinking agent capable of reacting with a hydroxyl group; and (C) a compound containing two or more (meth)acryloyl groups in one molecule thereof.

Abstract: A method of forming a coated optical element is disclosed herein. The method uses a mold having first and second mold sections that will form front and back surfaces of the optical element, one of the mold sections having a casting face.

Abstract: Embodiments of this invention include composite articles having specific optical properties. In one embodiment of this invention, a composite comprises high and low refractive index light transmitting material and surface relief features. In further embodiments, the composite comprises volumetric dispersed phase domains that may be asymmetric in shape. In one embodiment of this invention, the composite is an optical film providing light collimating features along two orthogonal planes perpendicular to the surface of the film. In another embodiment, the composite has improved optical, thermal, mechanical, or environmental properties. In further embodiments of this invention, the composite is manufactured by optically coupling or extruding two or more light transmitting materials, and forming inverted light collimating surface relief features or light collimating surface relief features.

Abstract: A flexible lens may be actuated to change its focal length by a deployable lens actuator. The lens actuator translates a rotational motion of an outer frame into a linear radial motion of a plurality of linear elements. The linear elements have fixed pins, which may be slidably coupled to cam pockets in the outer frame. The cam pockets have a gradually varying distance from the center of the outer frame. The rotation of the outer frame thus drives the cam pockets to slide about the pins, thereby causing radial motions of the linear elements. The linear elements stretch a flexible lens, thereby changing a curvature of the flexible lens.

Abstract: A polymer film laser is provided that comprises a plurality of extruded polymer layers. The plurality of extruded polymer layers comprises a plurality of alternating dielectric layers of a first polymer material having a first refractive index and a second polymer material having second refractive index different than the first refractive index.

Abstract: An optical thin film with high hardness is made by insert mold technology and manufacturing processes thereof. The optical thin film is applied on a surface of a plastic housing for increasing hardness of the plastic housing so as to prevent scratches. During manufacturing processes of the insert mold for producing a hard coating film, the step of hardening treatment is moved to the last step so as to avoid cracks on the optical thin film generated during the procedures. Thus, the yield rate is increased, and the manufacturing cost is reduced.

Abstract: Transparent structures, electrochromic devices, and methods for making such structures/devices are provided. A transparent structure may include a transparent substrate having a plurality of micro- or nano-scale structures, at least one substance configured to block near-infrared or infrared radiation and partially cover at least substantial portions of the substrate and the plurality of micro- or nano-scale structures, and at least one photocatalyst configured to at least partially cover an outermost surface of the transparent structure.

Abstract: An optical sheet and a method of manufacturing the same, and more specifically an optical sheet to use for back light units of Liquid Crystal Devices (LCD's), lighting devices of billboards and the like, and a method of manufacturing the same, is disclosed.

Abstract: The subject invention provides methods for creating wavefront aberrators with a desired refractive index profile that is stable against thermal and/or solar exposure. The invention further provides wavefront aberrators produced according to the methods described herein.

Abstract: An object of the invention was to provide a method for producing an optical compensation film having low haze and high uniformity of retardation, and a polarization plate and a liquid crystal displaying apparatus which is considerably reduced in the visivility variation caused by heat from a direct lighting type backlight of variation of the environment conditions and the color reproducibility is excellent. Disclosed is a method for producing an optical compensation film comprising the steps of cellulose resin film formed by melt-casting a composition which containing a cellulose resin, wherein the cellulose resin has a residual sulfuric acid content of 0.1-50 ppm, providing a polymer layer on the cellulose resin film, and stretching the cellulose resin film together with the polymer layer.

Abstract: Multi-layer articles are disclosed which include, a polypropylene-based film, and a layer on at least one surface of the polypropylene-based film including an ethylene-based material containing a copolymer of ethylene and at least one alpha-olefin comomoner with a density of no greater than 0.90 g/cm3 and a polydispersity index of between 1 and 4, wherein the multi-layer article is biaxially stretched. In some embodiments the multi-layer article exhibits desirable optical properties.

Abstract: Method of making eyeglass lens are disclosed where the lens are made of layers which include an outer, convex hard coating, a layer of hard epoxy, a PVA film wherein the color is coated in the peripheral portion, a layer of soft epoxy, a base material, and an inner, concave hard coating. Other methods configuration of lens also include a camouflaged patterned lens, a layer of hard epoxy, a polyurethane mixture, a PVA film wherein the color is coated in the peripheral portion, a layer of soft epoxy, a base material, and an inner, concave hard coating.

Abstract: Method of making eyeglass lens are disclosed where the lens are made of layers which include an outer, convex hard coating, a layer of hard epoxy, a laminated PVA film where one of the layer of the PVA film is coated with Photochromic powder, a layer of soft epoxy, a base material, and an inner, concave hard coating. Other methods configuration of lens also include a camouflaged patterned lens, a layer of hard epoxy, a polyurethane mixture, a laminated PVA film where one of the layer of the PVA film is coated with Photochromic powder, a layer of soft epoxy, a base material, and an inner, concave hard coating.

Abstract: The present disclosure provides for new photoalignment (co)polymer materials which demonstrate improved adhesion to a substrate. The (co)polymeric structure includes at least one photochemically active chromophore and at least one adhesion promoter group. Articles of manufacture, optical elements, ophthalmic elements and liquid crystal cells which include at least one photoalignment layer made from the photoalignment (co)polymer materials and methods for formation are also disclosed.

Abstract: A light extraction encapsulant sheet having a patterned encapsulant region is disclosed. A method of making that light extraction encapsulant sheet and of affixing that light extraction encapsulant sheet to a luminous stack surface of a multi-layer stack is also disclosed.

Abstract: An optical substrate possesses a structured surface that enhances luminance or brightness and reduces the effects of structural defects on perceived image quality. User perceivable image cosmetic defects caused by manufacturing or handling, can be masked by introducing structural irregularities in the optical substrate, which may be non-facet flat sections or in-kind to the defects. Optical defects caused by non-facet flat sections in the prism structure of the optical substrate (e.g., flat-bottom valleys with a certain valley bottom thickness above the base layer, and/or flat-top peaks, and/or openings in the optical substrates that expose flat sections of underlying base layer) can be masked by providing distributed in-kind non-facet flat sections (e.g., flat-bottom valleys, and/or flat-top peaks, and/or openings exposing sections of underlying base layer), to diffuse the prominence of the original defects with the introduced irregularities.

Abstract: Disclosed is a polyester film for optical applications, and more specifically to a polyester film having refractive index of 1.6 to 1.7 and a film having refractive index of 1.4 to 1.6 on both surfaces of the polyester film, wherein a thickness of each coating layer is 0.03 to 0.1 ?m and total light transmittance of the entire film is 93% or more. The polyester film according to the embodiment has total light transmittance higher than the polyester film without the coating layer and is more suitable to use the polyester film for optical applications due to the excellent adhesive strength between the polyester film and layer for the post-processing working.

Abstract: A device for determination of analytes has optical material with a deposit on a surface thereof. The deposit includes an analyte-reactive reagent and a particulate material for enhancing reflectance of a light beam emitted through the optical material into the analyte-reactive reagent. The enhanced reflectance provides a return of light through the optical material at a level which is not only analytically useful, but involves sufficient returned light intensity so as to enable markedly improved sensitivity and accuracy in analytical determinations. A suitable particulate material is one of hollow spherical particles. Moreover, the particulate material may be selected for a property such as a neutralizing charge that suppresses the membrane-disruptive effects of certain types of optical materials and hemolytic reagents on blood cells such as erythrocytes.

Abstract: Polymer fibers are formed with concentric alternating layers of different polymer materials. The layers pairs have cross-sectional thicknesses selected for reflecting light at a selected visible wavelength. A cross-sectional dimension of the core is at least ten times an average of the selected thicknesses of the alternating layers. Some articles formed by the fibers are formed by attaching one fiber to another: the color of the fibers at the point of attachment is different from the colors of the fibers elsewhere. The fibers may be deformed to change its color properties by elongating the cross-section of the polymer fiber along a first cross-sectional axis. In some embodiments, the fibers are polarization sensitive.

Abstract: The present invention provides a resin-cemented optical element comprising a base member 10 and a resin layer 11 formed on the surface of the base member; the resin layer 11 being in a thickness of 300 ?m or smaller at least at some part of a peripheral portion (i.e., a region within 1 mm from the peripheral edge face 17 of the resin layer 11, or a region outside an effective-diameter region), and being in a thickness 12 of 850 ?m or larger at a position which is thickest in the resin layer; a mold therefore; a manufacturing method thereof; and an optical article having this optical element.

Abstract: This invention discloses methods and apparatus for providing an ophthalmic lens with media including an energy receptor. In some embodiments, the media includes an insert placed in a cavity formed to cast mold an ophthalmic lens from a reactive mixture.

Abstract: Methods for assembling an optoelectronic device are provided. The optoelectronic device includes a first transparent substrate, a second substrate, and environmentally sensitive components. The methods comprise the step of applying a fill material to a surface of at least one of the substrates, and lowering a viscosity of the fill material. The methods further comprise the step of pressing the first transparent substrate and the second substrate together such that the fill material substantially fills an area between the first transparent substrate and the second substrate and substantially encapsulates exposed portions of the environmentally sensitive components. The methods still further comprise the step of sealing the first transparent substrate and the second substrate together to hermetically seal the fill material within the area.

Abstract: A thin image display device having a resin interposed between an image display unit and a protection member having a light-shielding member is manufactured. In the manufactured image display device, display defects caused by the deformation of the image display unit do not occur, and high-brightness and high-contrast display can be achieved. In addition, the resin in the area where the light-shielding member is formed can be sufficiently cured. The method for manufacturing an image display device includes the step of forming a cured resin layer by interposing a photo-curable resin composition between a base including the image display unit and a light-transmitting protection member including a light-shielding member and then photo-curing the photo-curable resin composition. In this method, a resin composition having a curing shrinkage ratio of 5% or less, yielding a cured product having a storage elastic modulus at 25° C. of 1.

Abstract: An eyeglass lens is made of layers which include an outer, convex hard coating, a layer of hard epoxy, a PVA film, a layer of soft epoxy, a layer of adhesive, a base material, and an inner, concave hard coating. The major steps in producing the lens are to 1: prepare a clean, soft PVA film; 2: form the PVA film into the desired curved shape using a convex mold; 3: add hard epoxy to the outer, convex side of the PVA film; 4: add soft epoxy to the inner, concave side; 5: add the base material to the inner, concave side; and 6: harden and package the lens.

Abstract: A molded resin product or the like that is provided with a phosphor layer made of gel-like or rubber-like resin that can maintain its shape for a long period and that can be implemented easily. The molded resin product (phosphor layer 7) includes a resin member 17 made of a gel-like or rubber-like translucent resin including a phosphor material. The resin member 17 includes a shape maintaining member 19 that is formed in a lattice shape by line-like members 20 that are made of a material having a higher elasticity modulus than the resin member 17. The molded resin product (phosphor layer 7) is in the shape of a dome. The translucent resin is made of for example, silicon resin, and the resin member 17 is gel-like.

Abstract: A method and apparatus for coating lenses within an injection molding machine having a concave optical insert with a perimeter edge that meets the receiver ring in an annular contact region. A channel is formed throughout the annular contact region. When molding a lens with the apparatus, and according to the method, a closed-loop coating containment lip is formed by the channel. After the lens has solidified and the mold is opened, a predetermined volume of coating solution is applied and the mold is re-clamped. A uniformly thin layer of coating is cured on to the convex lens surface by avoiding coating run off and preventing mold contamination.

Abstract: A method manufactures a digital image sensor including at least one optical lens using a hardenable liquid or gelatinous material. The method includes depositing a calibrated volume of the material on a lens formation base using a tubular needle of a small diameter, so that the volume of material deposited has at least one convex part under the effect of interface energies, and hardening all or part of the volume of deposited material.

Abstract: An exemplary lens (50) includes a central transparent portion (44) and a peripheral portion (35). The central transparent portion is configured for converging or diverging the light beams transmitted therethrough. The peripheral portion surrounds and extends from the central transparent portion. The peripheral portion is comprised of a shading material.

Abstract: An electromagnetic-wave shielding film of a display panel and a plasma display device are manufactured by transcribing a conductive ink material onto a substrate by an off-set process, and firing the conductive ink material to form a conductive material.

Abstract: A cast photochromic lens including a photochromic film and a cast resin, curable by heat or radiation.

Abstract: A 3D curved display device, fabrication method thereof and a plastic display panel are provided. The method includes providing a plastic display panel. The plastic display panel includes a first electrode layer formed on a first substrate, a second electrode layer formed on a second substrate, and a plurality of spacers and a display medium layer disposed between the first and the second electrode layers. A pressure source and a mold are provided to sandwich the plastic display panel to perform a molding process to form a 3D curved display device, wherein the first and the second substrates, and the first and the second electrode layers are made of plastic or elastic materials and the display medium layer is plastic, having a thickness greater than a height of the spacer before the molding process.

Abstract: A method for manufacturing an integrated solar cell and concentrator. The method includes providing a first photovoltaic region and a second photovoltaic region disposed within a first mold member. A second mold member is coupled to the first mold member to form a cavity region. The cavity region forms a first concentrator region overlying a vicinity of the first photovoltaic region and a second concentrator region overlying a vicinity of the second photovoltaic region. The method includes transferring a molding compound in a fluidic state into the cavity region to fill the cavity region with the molding compound and initiating a curing process of the molding compound to form a first concentrator element and a second concentrator element overlying the respective photovoltaic regions.

Abstract: A method of making a contact lens involves depositing on a portion of a molding surface of a contact lens mold a colorant composition comprising a pigment, a copolymer of 2-hydroxyethylmethacrylate and N-vinylpyrrolidinone, and a crosslinking monomer.

Abstract: Provided is a method for manufacturing a tinted semi-finished lens that uses polycarbonate, has high light shielding effect, has impact resistance even after polishing, and can have a uniform tint. In particular, in order to provide a tinted semi-finished lens that has the same light shielding at the lens center and the lens edge when a wearer looks through the tinted lens, and furthermore, that seems to have the same light shielding when a third party looks at the wearer, a tinted layer having a uniform thickness and a transparent layer on the back side are integrally formed. Furthermore, in order to provide the impact resistance to either of the resins included in the layers, a low flow resin having a large molecular weight and a short flow length is used.

Abstract: Disclosed are a wafer-level lens array, a method of manufacturing a wafer-level lens array, a lens module, and an imaging unit that can prevent the influence of, for example, the shrinkage of a forming material, prevent the positional deviation between lenses when the wafer-level lens arrays overlap each other or when the wafer-level lens array overlaps an imaging element array, and be easily designed. A method of manufacturing a wafer-level lens array including a substrate unit and a plurality of lens units that is arranged on the substrate unit includes: forming the substrate unit; and integrally forming the lens units that are made of a resin having substantially the same optical characteristics as a material forming the substrate unit with the substrate unit.

Abstract: Disclosed are a wafer-level lens array, a method of manufacturing a wafer-level lens array, a lens module, and an imaging unit capable of preventing the permeation of air into a substrate unit or a lens unit to be molded when a wafer-level lens array having the substrate unit and the lens units integrated with each other is molded. There is provided a method of integrally manufacturing a wafer-level lens array including a substrate unit and a plurality of lens units arranged on the substrate unit using a transfer mold having a plurality of concave portions corresponding to at least the plurality of lens units provided in a surface thereof. The method includes: supplying a resin to each concave portion, the amount of resin supplied being more than the volume of the concave portion; and performing molding to integrate the resin overflowing from the concave portions, thereby forming the substrate unit.

Abstract: A method of in-mold coating utilizing an injection molding machine oriented to a horizontal parting line. At the beginning of the cycle the mold opens and a charge of liquid coating solution is deposited onto the lower mold insert. A ophthalmic wafer is deposited on the coating to spread it across the insert surface. The mold is closed and a pre-cure phase elapses before the thermoplastic resin is injected into the mold cavity above the wafer. The process provides coated and functionally enhanced lenses upon ejection from the molding machine.

Abstract: A laminate assembly comprises a base layer, a substantially transparent inclusion layer disposed above the base layer and having a plurality of included objects disposed within the inclusion layer, and a substantially transparent top layer disposed above the inclusion layer. The base layer, inclusion layer, and top layer are formed in succession.

Abstract: A lens film with small warpage even when a transparent base is thin is provided. Pole prisms made of a hardening resin are arranged along the extending direction on a transparent base made of a flexible material. The transparent base has a depression according to a valley between the pole prisms adjacent to each other. The pole prism has a sloping face extending to an inner wall of the depression. The transparent base is in contact with the valley. A layer not functioning as a prism, that is, a so-called skirt layer does not exist between the transparent base and the pole prisms.

Abstract: A process of producing a grating to be used in an X-ray image pickup apparatus includes the steps of preparing a grating having a plurality of protrusions periodically arranged, curving the grating in the direction in which the plurality of protrusions is arranged, and filling spaces between the protrusions with a metal in a state that the grating is curved.

Abstract: Devices, methods, and techniques for frequency-dependent optical switching are provided. In one embodiment, a device includes a substrate, a first optical-field confining structure located on the substrate, a second optical-field confining structure located on the substrate, and a composite structure located between the first and second optical-field confining structures. The second optical-field confining structure may be spaced apart from the first optical-field confining structure. The composite structure may include an embedding structure with a surface to receive photons and multiple quantum structures located in the embedding structure.

Abstract: A substrate for a flexible display device, an OLED display device including the same, and associated methods, the substrate including a composite of an inorganic layered compound and a moisture-absorption material, and a polymer resin.

Abstract: A backlight module and a manufacture method thereof are provided. The backlight module includes a frame body and an optical plate. The frame body includes a first material frame and a second material frame, and the second material frame is embedded in the first material frame and the strength of the second material frame is higher than that of the first material frame. The first material frame enwraps part of the second material frame to form at least one connection part, and the optical plate is disposed in the frame body and is connected with at least one connection part.