Abstract: An optical-dispersion corrected optical-element with a first and a second surface for imaging equal angle quadrilateral focal plane array (FPA). The optical-dispersion element comprises a first nanocomposite-ink with a first nanofiller dispersed in a cured organic-matrix and a second nanocomposite-ink with a second nanofiller dispersed in the cured organic-matrix. Optical-dispersion of the second nanocomposite-ink is different than optical-dispersion of the first nanocomposite-ink. The distribution of the first nanocomposite-ink and second nanocomposite-ink corrects chromatic aberration and creates a refractive gradient that is non-radially symmetric to correct for an image plane array.

Abstract: The present disclosure provides a method including forming a polymer layer defining a side of an eye-mountable device. The method may also include providing an adhesive in a ring-shaped pattern on a ring-shaped substrate or on the first polymer layer. The method may also include providing the ring-shaped substrate on the first polymer layer in a predetermined rotational orientation. The method may also include applying a force to one or more of the ring-shaped substrate and the polymer layer to adhere the first polymer layer to the ring-shaped substrate. The method may also include curing the ring-shaped substrate and the first polymer layer.

Abstract: A method for manufacturing a plastic lens that can enhance productivity by shortening the cooling time without affecting transferability even if the temperature of a mold is set low and may be applicable to an existing injection molding apparatus. When a plastic lens having a prescribed lens shape is manufactured by injecting and filling a molten resin in a cavity 3 formed between a movable mold 1 and a fixed mold 2, a molding surface of at least one of cavity forming member insert molds 11 and 12 is formed in glass substrates 11a and 12a, and for a period of time for which filling is completed with the cavity 3 being filled with a raw material resin that flows into the cavity 3, temperature control is conducted such that the surface temperature of the molding surface does not exceed the glass transition temperature of the raw material resin.

Abstract: Provided herein is an optical module including: an optical receptacle including a first lens and a second lens; a lens module including a lens unit facing the second lens of the optical receptacle; and an optical element configured to receive a beam emitted from the lens module or form a beam to be emitted to the lens module. A horizontal length and a vertical length of a cross-section of the first lens may differ from each other, and a horizontal length and a vertical length of a cross-section of the second lens may differ from each other.

Abstract: A body-mountable device may include a first polymer layer, a second polymer layer, and a structure that includes a sensor between the first and second polymer layers. Fabricating the body-mountable device may involve providing a respective surface layer on each of one or more molding pieces, forming a first polymer layer, positioning the structure on the first polymer layer and then forming, between molding pieces, the second polymer layer over the structure positioned on the first polymer layer. The surface layer of each molding piece may facilitate release of the polymer layer or fabricated body-mountable device without disruption to the embedded structure.

Abstract: The invention relates to a mold having an irregularly uneven surface structure in which an average inclination angle is from 20 to 80 degrees; an optical article having an irregularly uneven surface structure in which an average inclination angle is from 20 to 80 degrees; a method for manufacturing an optical article having an irregularly uneven surface structure by transferring an uneven structure of a mold; a transparent substrate for a surface light emitter which uses an optical article having an irregularly uneven surface structure; and a surface light emitter having a transparent substrate for a surface light emitter.

Abstract: The lens is made by injection molding in a mold through the injection of molten plastic material in at least three injection shots using a multistep process. It includes a first outer lens part, a second outer lens part and a lens core part forming an interior of the lens. The lens core part is embedded between the first and second outer lens parts. The lens core part is divided into at least two subparts separated at least partially by at least one elongated slot extending across the lens core part between the first and second surfaces of the lens core part. The slot or slots made through the lens core part are filled and fused with the plastic material of the first outer lens part.

Abstract: A mirror (31) that reflects solar light, a rear plate (35) that supports a rear surface of the mirror (31), and a support frame (36) that is disposed on a rear surface of the rear plate (35) are prepared. Next, the rear plate (35) and the support frame (36) are joined to each other. Moreover, an adhesive agent is disposed between the mirror (31) and the rear plate (35), the mirror (31), the rear plate (35), and the support frame (36) are elastically deformed so that a reflecting surface of the mirror (31) forms a target three-dimensional curved surface, using a lower mold (51) and an upper mold (52), and the elastically deformed state is maintained until the adhesive agent is cured.

Abstract: An optical-dispersion corrected optical-element, the optical-element comprising a first nanocomposite-ink, the first nanocomposite-ink comprising nanofillers dispersed in a cured organic-matrix, a second nanocomposite-ink, the second nanocomposite-ink comprising the nanofillers dispersed in a the cured organic-matrix, optical-dispersion of the second nanocomposite-ink different than optical-dispersion of the first nanocomposite-ink, wherein the distribution of the first nanocomposite-ink and the second nanocomposite-ink result in optical-dispersion refractive-gradients, where the refractive-gradients correct chromatic aberration.

Abstract: An aspect or the present invention relates to a method of manufacturing a plastic lens, which comprises casting a plastic lens starting material liquid into a cavity in a forming mold and conducting a polymerization reaction of the plastic starting material liquid within the cavity to provide a molded article. The forming mold is one in which two molds are disposed opposite each other, a gasket made of an elastic resin is disposed around the two molds to form the cavity, and at least one of the two molds is made of an elastic resin, one surface of the molded article is a convex surface and the other surface of the molded article is a concave surface, and the concave surface is formed by transferring a molding surface of the mold made of elastic resin.

Abstract: Technologies are generally described to form a waveguide in a polymer multilayer comprising a first and second polymer layer. The waveguide may be formed by directing light beams toward the polymer multilayer to form first and second cladding regions in the polymer multilayer, where the first and second cladding regions comprise a mixture of the first and second polymer layers. The first and second cladding regions may define a third cladding region and a waveguide core therebetween, where the third cladding region comprises a portion of the second polymer layer, and the waveguide core comprises a portion of the first polymer layer. In some examples, the polymer multilayer may be formed on a substrate such that the waveguide is formed on the substrate.

Abstract: A method for producing an optical device includes steps of: providing a first mold set, a second mold set, and an inner mold member cooperating with the first mold set to define a first molding cavity; filling a first plastic material into the first molding cavity so as to form a first molded object including a first molded element; placing the first molded object and the inner mold member into the second mold set to cooperatively define a second molding cavity; filling a second plastic material into the second molding cavity so as to form a second molded object including a second molded element; and disconnecting the first and second molded elements from the first and second molded objects.

Abstract: Provided is a liquid crystal display, including: an insulating substrate, the insulating substrate includes a center region and an edge region surrounding the center region; a roof layer formed on the insulating substrate, and configured to support a plurality of separated microcavities; a pixel electrode formed on the insulating substrate, and formed in the microcavity supported by the roof layer; and a liquid crystal layer positioned within the microcavity, in which the roof layer includes an opening for injecting a liquid crystal into the plurality of microcavities, and the opening in the center region has a substantially uniform size, and the opening in the edge region is smaller than the opening in the center region.

Abstract: Provided is an immersion diffraction element that prevents decrease of diffraction efficiency thereof so as to satisfy optical performance. A reflection type diffraction element is made of a material transmitting a light, beam having a predetermined wavelength. An echelle diffraction grating covered with a reflecting film that prevents transmission of the light beam is formed on one surface of the material. A diffraction grating is formed off in a repeated manner, a blazed surface facing incident light and a non-blazed surface connecting the blazed surface to a neighboring blazed surface. An angle formed between the blazed surface and the non-blazed surface is an acute angle. A defect generated at a grating vertex of the blazed surface fails in a shadow of the neighboring blazed surface so as to prevent the incident light from becoming scattered light due to the defect portion.

Abstract: Among other things, there is provided a system for providing therapeutic cooling or hypothermia to localized areas of the body such as the brain. A source of compressed gas such as a medical-use oxygen canister is connected via a delivery tube to a mask fitted to a patient. The gas undergoes adiabatic cooling as it enters the delivery tube, and is provide to the patient in such cooled state. The system may be provided as a portable or ambulatory device or kit, with the delivery tube or other part easily disconnected from one compressed gas source and connected to another, for continued therapy even during transportation.

Abstract: A center-portion molding member having a center-portion transfer shape surface and a side wall surface is inserted and fitted in a frame-portion molding member having a frame-portion transfer shape surface to form a part of a cavity. The center-portion molding member has a groove portion in the side wall surface. The groove portion protrudes from the frame-portion transfer shape surface. Before injected resin transfers a shape of the center-portion transfer shape surface, the side wall surface of the center-portion molding member is sealed with the resin to form, between the center-portion transfer shape surface and the resin, a space in which gas is confined.

Abstract: Disclosed are improved ophthalmic and otorhinolaryngological device materials and devices formed therewith. The device materials are soft, high refractive index styrenic device materials that are used to form the ophthalmic or otorhinolaryngological devices, particularly ophthalmic implants (e.g., intraocular lenses).

Abstract: An exemplary backlight module includes a light guide film and a light bar. The light guide film includes a top surface, a bottom surface, and a light incident surface connected between the top surface and the bottom surface. The light bar includes a light-emitting surface. The light-emitting surface is attached to the light incident surface. A method for manufacturing the backlight module is also provided.

Abstract: A plastic optical component includes a base member made of a first plastic, and a covering member disposed over a surface of the plastic member. The covering member is made of a second plastic. The water absorption of the first plastic is lower than the water absorption of the second plastic.

Abstract: In a light emitting device, a first lead has a first terminal part that is contiguous with a first connector. The first terminal part includes a first convex part that is exposed from a molded article at the inner peripheral face of a mounting recess, and a first concave part that is formed in the rear face of the first convex part.

Abstract: The anti-reflection structure includes a graded refractive index layer that is disposed on a substrate and whose refractive index decreases as a distance from the substrate increases, and a homogeneous layer that is disposed on the graded refractive index layer and whose refractive index is homogeneous. The structure satisfies a condition of nb?na>0.10 where na represents the refractive index of the homogenous layer, and nb represents a homogenous layer side effective refractive index of the graded index refractive index layer.

Abstract: A recessed portion, through which a covering plastic that has been melted and that is used for covering a core lens is introduced in a bifurcating manner, is formed in the core lens, and the covering plastic is introduced simultaneously onto the front and back surfaces of the core lens through the recessed portion.

Abstract: A method of manufacturing a photoelectric conversion device includes: forming a first electrode on a first surface side of a substrate that has two opposing surfaces; forming an electrode section on a second surface side of the substrate, the electrode section being used for external connection; and after forming the first electrode and the electrode section, forming an organic photoelectric conversion layer and a second electrode on the first electrode.

Abstract: A process is described for manufacturing an ophthalmic lens containing a Fresnel microstructured surface inside the lens. The Fresnel lens is injection molded with a mold insert having a heat conductivity lower than the thermoplastic material used to form the Fresnel lens. A second thermoplastic material is overmolded to the Fresnel lens to cover and protect the microstructured surface. The mold insert is made from nickel or a thermoplastic material. The resulting lens includes two layers having different refractive indices. The Fresnel lens may be made from polycarbonate while the overmold may be made from a poly(methyl methacrylate) or a thermoplastic polyurethane.

Abstract: The invention comprises a method of manufacturing a sample chamber, comprising the steps of: providing a first (20) and a second (30) component, the first component (20) comprising an elastomer; treating the elastomer in the region of a contact surface of the first component (20) and/or treating a contact surface of the second component (30) with a plasma, with plasma waste gas, and/or with a reactive gas; and connecting the contact surface of the first component (20) with the contact surface of the second component (30).

Abstract: The present invention relates generally to flexible thin films for use in electro-active optical systems. Embodiments of the invention include thin films having diffractive structures on at least one surface of the film, and methods of making such films. Embodiments of the invention also include lens blanks that comprise such thin films. Embodiments of the invention also include methods of making lens blanks that comprise such thin films.

Abstract: This invention discloses methods for generating one or both of an ophthalmic lens precursor with at least a portion of one surface free-formed from a Reactive Mixture. In some embodiments, an ophthalmic lens precursor is formed on a substrate with an arcuate optical quality surface via a source of actinic radiation controllable to cure a definable portion of a volume of Reactive Mixture.

Abstract: Methods are disclosed by which two-dimensional and three-dimensional pattern layers may be formed on non-planar surfaces, including optical elements such as lenses with one or more cylindrical, spherical or aspheric surfaces. Patterns with features in the micro- and/or nano-size regime comprised of organic, inorganic or metallic materials may be formed by the methods described herein.

Abstract: An optical film manufacturing method includes forming a master in which a shape corresponding to a plurality of micro-lens patterns is engraved, forming a low refractive index pattern layer in which the plurality of micro-lens patterns are formed, by using the master, forming a high refractive index material layer that has a higher refractive index than a refractive index of the low refractive index pattern layer, and imprinting the low refractive index pattern layer on the high refractive index material layer to form a high refractive index pattern layer, on a first surface of a substrate.

Abstract: A method is described for manufacturing an LED lamp module, where the individual LEDs in the lamp module do not include a conventional package structure and/or integrated encapsulation on the individual LEDs. The lamp module includes a co-extruded component, the co-extruded component comprising an elongate lens and a layer of photoluminescent material. The elongate lens is for shaping light emitted from the lamp and comprises an elongate interior cavity. The layer of a photoluminescent material is located on an interior wall of the elongate interior cavity. An optical medium is provided as part of the manufacturing process for the lamp module, where the optical medium surrounds the LEDs in an array of LEDs. The optical medium can be co-extruded over the LEDs. In addition, a liquid optical medium can be applied in the assembly process to remove air interfaces between the LEDs and component.

Abstract: Methods for manufacturing an ophthalmic lens with an insert using voxel-based lithography techniques, wherein at least a portion of one surface may be free-formed from a reactive mixture are set forth herein. An ophthalmic lens precursor may be formed on a substrate with an arcuate optical quality surface via a source of actinic radiation controllable to cure a definable portion of a volume of reactive mixture, wherein the control may be on a voxel by voxel basis.

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 ophthalmic device is formed by additive fabrication, the optical device having an optical surface with a surface roughness on the order of less than 10 microns. A method is provided for making an ophthalmic device including an optical surface having a surface roughness of less than 10 microns by depositing on a stage in a first relative position a first lamina of particulates having a size less than 10 microns and in select configurations less than two microns and certain configurations less than one micron, and, synergistically stimulating the first lamina of particulates to form a first solidified layer.

Abstract: A method for manufacturing a contact lens having a multilayer structure using a mold, includes: (a) charging a first polymerizing composition into a space formed by combining a first mold with a second mold, and polymerizing a first semi product having a thinner thickness and a smaller outer diameter than those of a contact lens immediately before being removed from the molds after all polymerizing processes; (b) opening the first and second molds; and (c) charging a second polymerizing composition into a space formed by combining a third mold with one of the first and second mold, the first semi product fixed onto the one of the first and second molds, and polymerizing the second polymerizing composition.

Abstract: Device and method for producing a plurality of microlenses from a lens material. The method includes: applying lens material intended for the embossing of the microlenses to a plurality of first lens molds distributed on a first embossing side of a first die for embossing of the microlenses, moving the first die and a second die located essentially parallel, in an X-Y plane, and opposite the first die, on top of one another in a Z-direction running essentially perpendicular to the X-Y plane, embossing the microlenses by shaping and curing the lens material, the shaping taking place by moving the first and second embossing sides on top of one another, up to a thickness D1 of the lens material in the Z-direction, wherein the lens material of each microlens at least during curing is separate from the lens material of each microlens which is adjacent in the X-Y plane.

Abstract: A method for the preparation of a composite material having a pre-designed structure and properties according to the intended use of said composite material is provided. The method includes generating data for dispensing two or more different interface materials having different properties into at least two different phases; selectively depositing said two or more different interface materials having different properties from two or more corresponding dispensers to form layers according to the data generated, each interface material being dispensed from a different dispenser to form at least two different phases of interface materials; and curing or solidifying the dispensed layers to obtain a composite material with pre-designed structure and properties.

Abstract: Provided is a method for producing a photochromic optical article having a photochromic coating layer exhibiting photochromism formed on an optical base such as a plastic lens which has good optical characteristics and photochromic characteristics, and also has good adhesion between the base and the photochromic layer. The method enables to easily produce such a photochromic optical article by improving wettability of a photochromic coating agent for a primer. In this method, the photochromic optical article is produced by forming a primer layer on the optical base surface by coating a primer comprising an emulsion which has a colloidally dispersed urethane resin in a dispersion medium, and then forming on the primer layer.

Abstract: A method of forming a single-mode polymer waveguide array connector that provides precise alignment of a plurality of cores of polymer waveguide arrays with respect to an absolute reference position, such as a guide pin hole in a ferrule, when the polymer waveguide array connector is connected to another polymer waveguide array connector or provides precise alignment of a plurality of cores of a polymer waveguide array and a fiber array with respect to the absolute reference position when the polymer waveguide array connector is connected to a single-mode fiber array connector. A plurality of cores of single-mode polymer waveguide arrays or single-mode fiber arrays is precisely aligned with each other. In addition, there is provided a combination of a plurality of molds, e.g., a first mold (A) and a second mold (B), used in a plurality of processes in a specific method.

Abstract: A method is provided for production of a module, including the steps of: providing a substrate (1) having a first surface (5) in the form of a translucent carrier; providing an open casting mold (6), wherein the formation of at least one optical element (4, 4?) is provided in the casting mold (6); covering the surface (5) with a polymeric casting compound (3) in the open casting mold, while forming the optical element from the casting compound (3); and curing the casting compound in the casting mold, wherein the translucent carrier and the casting compound (3) together form an optical system (10).

Abstract: A body-mountable urea sensing device includes an electrochemical sensor embedded in a polymeric material configured for mounting to a surface of an eye. The electrochemical sensor includes a working electrode, a reference electrode, and a reagent localized near the working electrode that selectively reacts with urea. A potentiometric voltage between the working electrode and the reference electrode is related to a concentration of urea in a fluid to which the electrochemical sensor is exposed; the voltage is measured by the body-mountable device and wirelessly communicated.

Abstract: An optical device includes a supporting frame and a light-transmissive element. The supporting frame has a frame body defining a through hole, and an extending portion extending from a side of the frame body and having a first cutting edge. The light-transmissible element is disposed on the supporting frame and has a main body aligned with the through hole, and an extending portion extending from a side of the main body and aligned with the extending portion of the supporting frame. The extending portion of the light-transmissible element has a second cutting edge that is flush with the first cutting edge of the supporting frame.

Abstract: A method for producing an optical device includes steps of: providing a first mold set, a second mold set, and an inner mold member cooperating with the first mold set to define a first molding cavity; filling a first plastic material into the first molding cavity so as to form a first molded object including a first molded element; placing the first molded object and the inner mold member into the second mold set to cooperatively define a second molding cavity; filling a second plastic material into the second molding cavity so as to form a second molded object including a second molded element; and disconnecting the first and second molded elements from the first and second molded objects.

Abstract: A 3-d stereoscopic viewing lens which the retarder film is made of a PVA film. A 3-D stereoscopic viewing lens having a linear polarized film, one or more lens substrate layers, and an epoxy layer. A process of making retarder film including mounting a PVA film to an assembly line; wetting, cleaning, and washing the PVA film through said assembly line; softening, expanding and stretching the PVA film's x-axis through said assembly line; adding gap filling agent to the PVA film; stretching the PVA film's y-axis through a width frame holder and as a result transforming the PVA film into a retarder film.

Abstract: A photochromic polyurethane laminate that is constructed to solve certain manufacturing difficulties involved in the production of plastic photochromic lenses is disclosed. The photochromic laminate includes at least two layers of a resinous material and a photochromic polyurethane layer that is interspersed between the two resinous layers and which contains photochromic compounds. The polyurethane layer is formed by curing a mixture of a solid thermoplastic polyurethane, at least one isocyanate prepolymer, at least one photochromic compound, and a stabilizing system.

Abstract: A method for injection molding of plastic-material lenticular bodies for lights; of motor vehicles and similar, the method comprising the steps of coupling a punch half-mold with a first matrix half-mold so as to define, on the surface of the punch half-mold, a first closed cavity that copies in reverse the shape of the first plastic-material sheet; filling said first cavity with a first plastic polymer in a liquid state, injecting the first plastic polymer in the first cavity from an injection point located at said first segment of the peripheral edge of the first plastic-material sheet; and finally separating, after the first plastic polymer has solidified to form the first plastic-material sheet, the punch half-mold from the first; matrix half-mold maintaining the first plastic-material sheet still on the surface of the punch half-mold.

Abstract: A stretched film comprised of a “B1” layer comprised of a thermoplastic resin 1, an “A” layer comprised of a styrene-based resin, and a “B2” layer comprised of a thermoplastic resin 2 stacked in that order and having a width of over 1000 mm, wherein a ratio of the “A” layer in the stretched film is 45 wt % or less, an average value of an orientation angle ? with respect to a width direction across at least 1000 mm of the width direction is 0°±1°, a variation in orientation angle ? is 0.5° or less, and a value of an Nz coefficient is ?3.5 to ?0.5 in range.

Abstract: A light-diffusing layer is provided for diffusing incident light by diffracting at least a portion of the incident light, and the diffuse light diffused by the light-diffusing layer is diffused about a direction different from the emission direction of non-diffused light that passes through the light-diffusing layer without being diffused.

Abstract: A hard coating composition including at least the following components (A) to (E): Component (A): A poly(methyl)glycidyl ether compound derived from a chain aliphatic polyol or a chain aliphatic polyether polyol, which may or may not contain a hydroxyl group, Component (B): A silsesquioxane compound containing a cationic polymerizable group, Component (C): A silicate compound, Component (D): A silane compound containing a cationic polymerizable group, or a partial condensed compound thereof, or a mixture thereof, and Component (E): A cationic photopolymerization initiator, wherein the composition includes 5 to 40 parts by weight of the component (A), 60 to 95 parts by weight of the total of the components (B), (C) and (D), and 0.1 to 10 parts by weight of the component (E), each based on 100 parts by weight of the total of the components (A) to (D).

Abstract: A manufacturing method for a display module is provided. The method comprises following steps. A module structure comprising a cover plate, a substrate, and a front plate disposed between the cover plate and the substrate is provided. A space is defined by a lower surface of the cover plate, an upper surface of the substrate, and a side surface of the front plate. A holding structure comprising a holding layer disposed under the module structure is provided. A sealant is filled into the space. Portions of the package layer and the holding structure disposed outside a side surface of the cover plate and a side surface of the substrate are removed.

Abstract: Disclosed are a switching lens and a method for manufacturing the same. The switching lens having liquid crystals of highly uniform orientation can be obtained by minimizing the thickness deviation of an alignment film formed on the whole curvature surface of a lenticular pattern. The switching lens of the present invention comprises a resin layer having a lenticular pattern and an alignment film on the resin layer. The alignment film covers the whole curvature surface of the lenticular pattern and has the maximum thickness equal to or less than 0.01 times the maximum radius of curvature of the lenticular pattern.