An uplight device for use with a luminaire that has a housing configured to be supported from a surface by a stem with a wireway. The uplight device includes a body having a radially outwardly directed annular flange, a vertically oriented annular rim encircling the annular flange, and a passageway extending through the body, and an uplight substrate supported on a first side of the annular flange. The uplight substrate includes a plurality of light emitting sources arranged in an array on a first side of the uplight substrate. The uplight device further includes an optical lens covering the first side of the annular flange and the uplight substrate. The body of the uplight device is configured to be coupled between the stem and housing of the luminaire such that the passageway communicates with the wireway of the stem and a chamber of the luminaire.

A ring flash light diffusion device includes a first converter ring configured to connect to a camera lens and a diffuser adapter. The diffuser adapter can be connected to a first end of the first converter ring. It also includes a flash ring connected to the diffuser adapter at a position along the length of the diffuser adapter and a ring flash connected to the flash ring. It further includes a light diffuser connected to the diffuser adapter such that light emitted from the ring flash passes through the light diffuser.

An exterior aircraft light includes a mounting board, a light source arranged on the mounting board and a lens arranged over the light source. The lens includes a first lens portion on a first side of a cross-sectional center plane, which is orthogonal to the mounting board and which runs through the light source, and a second lens portion on a second side of the cross-sectional center plane. The light also includes a reflector, arranged to reflect light, emitted by the light source into the first lens portion, towards the second lens portion, wherein the lens fully encloses the light source and the reflector.

Mounting boxes for overhead beams, such as purlins, of a building are described. The mounting box may include a front side that is designed to attach to a lateral side of the beam, an upper portion bottom that may rest on the horizontal beam, and a lower portion bottom that may have or be connected to a lighting socket or other electrical device.

In one embodiment there is provided a portable lighting assembly that includes a travel case and a lighting assembly. The lighting assembly is mounted to a bottom of the travel case and includes a telescopic support rod. A lighting device is secured to the rod and has a lamp. The lighting device is configured to plug into a power supply. Thereby, when dissembled the portable lighting assembly is secured and stored within the travel case and is easily portable; and when assembled, the portable lighting assembly is configured to provide portable lighting when connected to a portable power supply.

Lighting system including bowl reflector, visible-light source, central reflector, and optically-transparent body. Bowl reflector has central axis, and rim defining emission aperture, and first visible-light-reflective surface defining portion of cavity in bowl reflector. First visible-light-reflective surface includes parabolic surface. Visible-light source is located in cavity and configured for generating visible-light emissions from semiconductor light-emitting device. Central reflector includes second visible-light-reflective surface, having convex flared funnel shape and having first peak facing toward visible-light source. Optically-transparent body has first base being spaced apart from second base and having side wall extending between first and second bases. Concave flared funnel-shaped surface of second base faces toward convex flared funnel-shaped second visible-light reflective surface of central reflector. First base includes central region having convex paraboloidal-shaped surface and second peak facing toward visible-light source.

An illumination device includes a plurality of light sources arranged in at least a first group of light sources having one or more light sources and a second group of light sources having one or more light sources and further includes one or more light collectors, each being arranged for collecting light from one or more light sources from the first group of light sources and for converting the collected light into one or more light beams. The first and second groups of light sources are each individually controllable. The first and second groups of light sources are both arranged for emitting light from a space on one side of the one or more light collectors. The illumination device is arranged so that light emitted from the second group of light sources through the one or more light collectors defines a pattern comprising one or more elongated elements.

Lighting devices are described and may include a housing, a solar panel, and at least one speaker. The housing may include a cover and a base coupled to the cover. The lighting device may also include at least one rechargeable battery, a microprocessor, and a plurality of light sources, such as LEDs, configured to emit light towards the cover. The solar panel, the rechargeable battery, the microprocessor, the speaker, and the plurality of light sources may be in electronic communication with one another. Further, for example, the microprocessor may be configured to control at least one operating mode of the plurality of light sources and at least one operating mode of the speaker.

A geometric light system comprises a plurality of light panel assemblies, each light panel assembly having geometrically shaped base having a plurality of connectors at midpoints of each side. A printed circuit assembly is mounted to the base and has a plurality of light emitting diodes populated thereon with electronic circuitry for selectively illuminating the light emitting diodes, and a prismatically shaped lens affixed to an upper surface of the base. A controller has a printed circuit assembly which includes circuitry and logic for controlling the plurality of light panels. The controller includes an electrical connector at a bottom of one side thereof for connecting with a light panel. A plurality of rigid bridge connectors, each having two opposed ends and two identical electrical connectors, each connector configured to electrically mate with the electrical connectors about the periphery of the light panels for interconnecting the plurality of light panel.

Disclosure herein are aerodynamic surgical lights and methods of manufacturing and use thereof. The aerodynamic surgical lights may include a light head made of one or more substantially toroidal light housings. The substantially toroidal light housings contain and protect a plurality of LED lights and their respective reflectors that aim a light beam toward the lower side of the substantially toroidal light housings. The substantially toroidal light housings are vertically elongate. The vertically elongated substantially toroidal light housings include upper sections that are aerodynamically curved or pointed to streamline airflow past the light housings. The upper sections of the substantially toroidal light housings are made of molded plastic resin reinforced with carbon fibers or glass fibers and the lower sections of the substantially toroidal light housings are made of a clear moldable plastic.