Abstract: The invention provides a light generating system (1000) comprising one or more light generating devices (100), a lightguide element (500), a reflector (410), and optionally a light transmissive envelope (600), wherein: (A) the one or more light generating devices (100) are configured to generate device light (101); (B) the lightguide element (500) comprises a light transmissive body (510) comprising light transmissive material (502), which is light transmissive for the device light (101); wherein the light transmissive body (510) comprises an axis of elongation (501) and a body length (L1), wherein the light transmissive body (510) comprises a first end (511) and a second end (512); wherein the light transmissive body (510) comprises (i) a first outer face (521), comprised by the first end (511), (ii) a second outer face (522), comprised by the second end (512), and (iii) an external side face (523) bridging a distance between the first outer face (521) and the second outer face (521) and having a distance (d

Abstract: In an embodiment a lamp includes a lamp body extending in a first direction along a longitudinal axis between a proximal base portion and a light-reflective distal front surface, the distal front surface extending transverse to the longitudinal axis and having an outer edge and a linear array of a plurality of solid-state light sources arranged distally of the distal front surface of the lamp body, the linear array of solid-state light sources extending in a second direction transverse to the longitudinal axis and having a length in the second direction longer than a width across the second direction, wherein the light-reflective distal front surface tapers from the outer edge towards the linear array of solid-state light sources and comprises two opposed surface portions each extending from the outer edge to a linear inner edge line.

Abstract: A device configured to convert or amplify a particle, the conversion or amplification being reliant on the impact of a particle on a surface of the device causing emission of one or more secondary electrons from the same surface. The device includes a carbon-based layer capable of secondary electron emission upon impact of a particle. The surface may be used to convert, for example, an ion into an electron signal, or an electron signal into an amplified electron signal, such as in conversion or amplification dynodes.

Abstract: A fastening device fastens a lighting assembly in an elongate rail profile open on one longitudinal side. The fastening device is set up to be mechanically coupled to the lighting assembly and has a body through which the lighting assembly can be overlapped in sections from a rear side area of the same, which is facing away from a light output side of the lighting assembly. The fastening device has latching elements which are formed to engage behind an edge or undercut running along the rail profile in a latching manner. The fastening device has an actuating element that, when the fastening device is holding the lighting assembly inserted into the rail profile in this position, can be actuated by an operator from the open longitudinal side in order to move each of the latching elements into a release position.

Abstract: An electronic device includes a substrate, a spacer, a first element and a second element. The spacer is disposed on the substrate and has a first portion, a second portion, a first opening, a second opening and a third opening arranged in a first direction. In a cross-section view, the second opening is located between the first opening and the third opening, the first portion is located between the first opening and the second opening, and the second portion is located between the second opening and the third opening. A width of the first portion is less than a width of the second portion in the first direction, and an area of the second opening is different from an area of the first opening. The first element is overlapped with the first opening. The second element is overlapped with the third opening.

Abstract: There is disclosed a forward cooling headlight comprising a body, a lens coupled to the body and a heatsink coupled to the body. There is also a heatpipe and at least one light. The light is coupled to the heatsink, wherein the heatpipe is coupled to the heatsink at a first end, and to the body at a second end. The heatsink draws heat away from the light, via the heatpipe and towards the body. There can be at least one synthetic jet coupled to the heatpipe to aid in cooling the light. In addition, in at least one embodiment, there can be at least two lights with at least two different drivers with a first driver driving a first light and a second driver driving a second light wherein when each of the lights is lit it is capable of generating a different focal point.

Abstract: Provided is an optical fiber illumination device in which optical fibers produced without using a special method is used and the amount of light emitted from the side surface is improved. An optical fiber illumination device 1 includes: an optical fiber bundle 10 having a plurality of optical fibers, a resin jacket 101 that covers a bundle of the plurality of optical fibers and emits light, a first end, and a second end, the first end and the second end being polished; and a first light source placed close to the first end so as to emit light in a range of angles larger than an angular aperture of the plurality of optical fibers toward the optical fiber bundle.

Abstract: Provided are a light board, a method for manufacturing the same, a light-emitting diode (LED) backlight module and an LED backlight device. The light board includes a substrate and a LED device. The substrate includes a first surface and a second surface disposed opposite to each other. The first surface and the second surface are each provided with a wiring area and a non-wiring area. A first heat sink assembly and multiple first reinforcement ribs are disposed in the non-wiring area of the first surface. The multiple first reinforcement ribs intersect to form a first encircled area. The first heat sink assembly is disposed in the first encircled area. The LED device is disposed in the wiring area of the second surface.

Abstract: The present disclosure provides an illuminated walking cane having a cane pole component, a ground-engaging tip at a first end and a handle at an opposing second end, a light mounted on the cane pole component. The handle has a supporting seat with a recessed cavity, a battery assembly with a conductive terminal accommodated in the recessed cavity and an upper cover covering the battery assembly so that the upper shell and the battery assembly form an integral piece which may be grasped by hand and may be detached from the supporting seat. The battery assembly has a bottom shell, a battery unit and a charging port provided on the bottom of the battery assembly. The edge of the bottom shell is supported and connected by the edge of the supporting seat to form a space for receiving the charging port.

Abstract: A decorative light string for draping on an external structure, comprising a plurality of decorative-lighting wires, each of the plurality of decorative-lighting wires including an outer insulation layer, one or more conductors, and one or more reinforcing strands; and a plurality of lamps electrically connected to one another by the plurality of decorative-lighting wires.

Abstract: A lighting device disclosed in an embodiment of the invention includes a substrate; a light emitting device disposed on the substrate; a resin layer sealing the light emitting device on the substrate; and a diffusion layer or a reflective substrate disposed on the resin layer, wherein the resin layer includes an oligomer, a monomer, and an additive, wherein the monomer includes IBOA (Iso-bornyl Acrylate), two or more dilution monomers and glycidyl methacrylate (GMA), the additive includes a photoinitiator and an amine-based light stabilizer, and in the oligomer and the monomer, the content of glycidyl methacrylate is 10 to 15%, and the resin layer may be a curable transparent resin cured by ultraviolet light.

Abstract: An optical apparatus for a mobility vehicle reduces the overall size of an optical system of the mobility vehicle by implementing a favorable package configuration, ensures sufficient lighting and high luminous efficiency through the efficient operation of a light source, and improves the quality of the lighting image projected onto an illumination area.

Abstract: A light emitting diode, LED, filament arrangement (100) arranged to emit LED filament arrangement light, comprising first and second LED filaments (110a, 110b) arranged to emit first and second LED filament light, respectively, wherein the first and second LED filaments elongate along a first axis, A, and comprise first and second arrays (120a, 120b) of a plurality of first and second LEDs (130a, 130b), a carrier (210) arranged to support the first and second LED filaments, at least one structure (160) arranged to at least partially redirect the first and second LED filament light, wherein the at least one structure is arranged adjacent at least one of the first and second LED filaments, and a controller (180) configured to individually control the operation of the first and second arrays of the plurality of first and second LEDs, respectively.

Abstract: An electronic device is provided and includes a bearing member defined with a bearing surface, and at least one electronic element disposed on the bearing member, where the electronic element is disposed on the bearing member in a manner that can be inclined relative to the bearing surface, such that when the electronic element is a light-emitting element, the light presented by the electronic element can effectively illuminate a predetermined area.

Abstract: An outdoor solar disc lamp includes a translucent lampshade mounted on a base, the translucent lampshade has a top translucent portion and a side translucent portion around the periphery of the top translucent portion, a solar panel is installed between the base and the translucent lampshade and above a battery, and a circular light panel surrounds the periphery of the battery and has a height lower than the solar panel, such that the circular light panel can emit light toward both the top translucent portion and the side translucent portion of the translucent lampshade.

Abstract: An installation kit for the production of a niche includes a recess element including a rear wall, four side walls and a projecting frame adjoining outward edges of the side walls and extending away from a niche. At least one of the side walls includes a passage opening formed therein. An insert can be insertable into the passage opening of the side wall on the niche side, the insert defining a recessed receiving space accessible on the niche side of the side wall, the insert including an opening opposing the receiving space. At least one cover can be receivable within the insert to at least partially cover the receiving space, the cover being positionable substantially flush with the side wall.

Abstract: An optical system is provided. The optical system includes a light emitting diode that generates light emissions. The optical system includes a collimator that receives the light emissions and that generates a collimated beam. The optical system includes an etendue re-shaper that splits the collimated beam into beam parts and that arranges the beam parts adjacent to each other to generate an adjacent beam part arrangement. The optical system includes micro-lens arrays that receive the adjacent beam part arrangement and that generate beams. Each of the beams includes an optimum optical efficiency or a far field intensity distribution.

Abstract: A light emitting device is provided. The light emitting device includes a plurality of light emitting units, a film, and a supporting portion. The plurality of light emitting units emit light. The film, which the light passes through, is disposed on the plurality of light emitting units. The film includes a plurality of protrusions. The supporting portion supports the film, and the supporting portion is higher than the plurality of light emitting units. In the top view of the light emitting device, the supporting portion and the plurality of protrusions of the film are overlapped.

Abstract: A light fixture includes side wall sections having first surfaces facing towards each other, a light source on the first surface of at least one of the side wall sections and positioned so that a maximum intensity direction of a light distribution pattern of the light source is towards the other side wall section, and a lens section that constitutes an optical diverter that directs a first part of light emitted by the light source obliquely via a gap between first edges of the side wall sections and a second part of the light obliquely via a gap between second edges of the side wall sections. Thus, the light fixture can illuminate both a floor and a ceiling so that light emitted to unwanted directions and potentially causing unwanted bright spots and/or glare can be kept at a low level.

Abstract: A device for photoexcitation of a photo-responsive material, such as a photochromic material, includes a pen-type housing having a UV lamp at one end and a visible light lamp at the other end. The device includes a microcontroller, a power supply, and an input device such as button, microphone, temperature sensor, or accelerometer. The beam width of the lamps can be adjusted by a lens adjacent to the respective lamps. The device is designed to photoexcite the photo-responsive material into various states depending on the type and wavelength of light emitted from the device. The device enables writing and erasing on a substrate, such as human skin, that contains or is embedded with the photo-responsive material, by exposing the material to light emitted from the device.