B29D11/0074

STRUCTURALLY-COLORED ARTICLES AND METHODS FOR MAKING AND USING STRUCTURALLY-COLORED ARTICLES
20220113452 · 2022-04-14 ·

One or more aspects of the present disclosure provide optical element transfer structures that include an optical element releasably coupled with a transfer medium and methods of making and using the optical element transfer structures. The optical element transfer structures can be used to dispose an optical element onto an article, whereby the optical element imparts a structural color to the article.

High-performance optical absorber comprising functionalized, non-woven, CNT sheet and texturized polymer film or texturized polymer coating and manufacturing method thereof

A high-performance optical absorber, having a texturized base layer, the base layer comprising one or more of a polymer film and a polymer coating; and a surface layer located above and immediately adjacent to the base layer. The surface layer is joined to the base layer and the surface layer has a plasma-functionalized, non-woven carbon nanotube (CNT) sheet, wherein the base layer texturization comprises one or more of substantially rectangular ridges, substantially triangular ridges, substantially pyramidal ridges, and truncated, substantially pyramidal ridges.

Method of manufacturing a high-performance optical absorber using capillary force lamination

A method using capillary force lamination (CFL) for manufacturing a high-performance optical absorber, includes: texturizing a base layer of the high-performance optical absorber, the base layer comprising one or more of a polymer film and a polymer coating; joining a surface layer of the high-performance optical absorber to the base layer, the surface layer comprising a non-woven carbon nanotube (CNT) sheet; wetting the joined surface layer and base layer with a solvent; drying the joined surface layer and base layer; and treating the resulting base layer with plasma, creating the high-performance optical absorber.

ELASTIC RETROREFLECTOR
20220066074 · 2022-03-03 ·

A retroreflector includes an arrangement of triples, each having three side surfaces, which are disposed in the manner of a cube corner and stand approximately perpendicular on one another. The retroreflector can be produced from a carrier material by injection molding. An optical silicone resin is used as the carrier material. The retroreflector is based on triple mirrors that are both easily unmolded from a die and easily applied to curved surfaces even after unmolding or are usable for reflection of ultraviolet light.

SILICONE OPTICS

Silicone-containing light fixture optics. A method for manufacturing an optical component may include mixing two precursors of silicone, opening a first gate of an optic forming device, moving the silicone mixture from the extrusion machine into the optic forming device, cooling the silicone mixture as it enters the optic forming device, filling a mold within the optic forming device with the silicone mixture, closing the first gate, and heating the silicone mixture in the mold to at least partially cure the silicone. Alternatively, a method for manufacturing an optical component may include depositing a layer of heat cured silicone optical material to an optical structure, arranging one or more at least partially cured silicone optics on the layer of heat cured silicone optical material, and heating the heat cured silicone optical material to permanently adhere the one or more at least partially cured silicone optics to the optical structure.

OPTICAL COMPONENT

The invention is concerned with methods for producing a useful and highly uniform optical component which is useful in the construction of an optical sensor. Also discussed are the optical component itself, an optical sensor comprising the optical component, a process for producing the optical sensor and a process for detecting and/or quantifying the amount of an analyte in a sample using the optical sensor.

Prism, prism production method, mold, and sensor chip

A prism (1090) is configured from a dielectric medium and is used in analysis using surface plasmons. The prism (1090) is provided with an incidence surface (1170) on which excitation light from outside is incident, a reflection surface (1172) on which excitation light having entered the incidence surface (1170) is reflected, an emission surface (1174) from which excitation light reflected by the reflection surface (1172) is emitted, and an opposing surface (1175) opposing the reflection surface (1172). A gold film (1092) is formed on the reflection surface (1172). The opposing surface (1175) has a sink-mark surface (1200), and the sink-mark surface (1200) is a transparent surface.

Collimator device, a lighting device, a lamp and a luminaire

The invention provides a collimator device for a lighting application which comprises a collimator panel having a first end face which receives input light and a second end face which provides collimated light. The second end face is opposite to the first end face. The collimator panel comprises a plurality of walls which extend between the first end face and the second end face to obtain a grid of cells. The cells extend between the first end face and the second end face to obtain the collimated light. At least the plurality of the walls are arranged to obtain cross-sections of the associated cells which form an auxetic structure. The collimator panel is deformable from a first structure into a second structure by changing the cross-section of the associated cells to change the collimated light from a first spatial distribution into collimated light having a second spatial distribution. The first spatial distribution is different from the second spatial distribution.

OPTICAL BRIGHTENING STRUCTURE, PREPARATION METHOD THEREFOR, AND ELECTRONIC DEVICE
20210311228 · 2021-10-07 ·

An optical brightness enhancement structure and a manufacturing method thereof and an electronic device are provided. The method for manufacturing an optical brightness enhancement structure includes: providing a light-transmissive carrier, and forming a buffer layer on a first surface of the light-transmissive carrier; forming a plurality of microstructures for converging light on a surface of the buffer layer away from the light-transmissive carrier; and surface energy of each of the microstructures is greater than surface energy of the buffer layer.

Optic member for an LED light fixture

A lens for directing light from an LED light source. The lens is formed by a plurality of layers and has a light-receiving inner-surface defining a pair of cavities. A portion of the inner-surface which defines one of the cavities is at least partially formed by an innermost layer of the plurality of layers. At least a portion of another of the plurality of layers extends inwardly between the pair of cavities. Another aspect of this invention is an optic member including a plurality of the lenses for directing light received from a plurality of spaced apart LED light sources.