A set (100) of lighting components includes a first lighting component (10) having a first connecting surface (40) of the first lighting component and a second lighting component (11) having a first connecting surface (42) of the second lighting component. A first connecting element (54) of a connecting mechanism is provided on the first connecting surface (40) of the first lighting component, and a second connecting element (52) of a connecting mechanism is provided on the first connecting surface (42) of the second lighting component. The second connecting element is complementary to the first connecting element, so that the first lighting component (10) can be detachably connected to the second lighting component (11).

A lighting device (100) for illuminating a surface (110). The lighting device comprises at least one first light source (120) configured to emit a first light beam (140) in a first direction and at least one second light source (130) configured to emit a second light beam (150) in a second direction that is not parallel to the first direction. The first light beam (140) has a first spectral power distribution, the second light beam (150) has a second spectral power distribution and the second spectral power distribution is different from the first spectral power distribution. The lighting device further comprises at least one light-delimiting element (160) adjustable relative to at least one of the at least one first light source and the at least one second light source. The at least one light-delimiting element is further configured to delimit the first light beam and the second light beam thereby modify an area of overlap on the surface (110) of the first light beam (140) and the second light beam (150) by forming a boundary of the light (170) separating the first light beam and the second light beam, such that the first light source is configured to illuminate at least a first region (180) of the surface, and the second light source is configured to illuminate at least a second region (190) of the surface adjoining the at least one first region of the surface.

The application is directed to a device housing. The device housing includes a first light device, the first light device including a first electrical supply configured to provide an electrical signal to a first light emitting diode (LED), the first LED separated from a first surface of a diffuser film by a space, wherein the diffuser film includes a second surface, opposite the first surface, the second surface configured to contact a first light pipe.

The invention provides a light generating device (1000) configured to generate device light (1001), wherein the light generating device (1000) comprises: a first light source (110) configured to generate one or more of UV and blue first light source light (111), wherein the first light source (110) is a first laser light source (10); a second light source (120) configured to generated green second light source light (121), wherein the second light source (120) is a second laser light source (20); a third light source (130) configured to generate red third light source light (131), wherein the third light source (130) is a third laser light source (30); a fourth light source (140) configured to generate blue fourth light source light (141), wherein the fourth light source (140) is a fourth laser light source (40); a first luminescent material (210) configured to convert at least part of the first light source light (111) into first luminescent material light (211) having an emission band having wavelengths in one or more of (a) the green spectral wavelength range and (b) the yellow spectral wavelength range, wherein the first luminescent material (210) comprises a luminescent material of the type A3B5O12:Ce, wherein A comprises one or more of Y, La, Gd, Tb and Lu, and wherein B comprises one or more of Al, Ga, In and Sc; an optical element (430) configured to combine (i) optionally unconverted first light source light (111), (ii) the second light source light (121), (iii) the third light source light (131), (iv) the fourth light source light (141), and (v) the first luminescent material light (211), to provide device light (1001), wherein the light generating device (1000) is configured to provide in an operational mode white device light (1001) comprising at least the luminescent material light (211) and the fourth light source light (141); and a control system (300) configured to control one or more of the light sources (110, 120, 130, 140).

Disclosed embodiments relate to a combination axial fan and LED lighting system configured to fit into the footprint of a standard ceiling tile. Disclosed embodiments further include ceiling tiles with a built-in fan and/or LED lighting. The disclosed systems may include a housing container and an axial fan. The fan has a fan cavity including air diversion mechanism to direct air from the fan cavity toward the lighting and fan components. The inventions include an airflow surface to direct air existing the fan cavity along an LED light fixture. Moreover, disclosed embodiments include one or more UV light sources which irradiate contaminants as air flows through the ceiling tile.

Disclosed is an illumination device for use with spoked wheels, such as bicycle wheels, wherein the wheel includes a hub portion, a plurality of spokes, and a rim portion. The illumination device includes a power pack, at least one adaptor body, and at least one attachment portion. The power pack having at least one wire, a flexible button cap, a body housing, and circuit board with a switch. The at least one wire including a plurality of light sources. The at least one attachment portion including a clip portion providing for the installation of the at least one adaptor body to the bicycle spokes. The illumination device also includes a holder for the installation of the power pack to the bicycle wheel. Further, the illumination device may include a tubular body located in the internal cavity of the at least one adaptor body.

A light-emitting apparatus for automobile sunroof is provided, comprising: a light-adjusting layer, an adhesive layer, a light-guiding layer, a light-emitting module, and a controller; wherein, the light-adjusting layer is controlled to be transparent or opaque by power-on or power-off; the adhesive layer is on first surface of the light-adjusting layer and used to stick to the sunroof; the light-guiding layer is arranged on the second surface of the light-adjusting layer, and is provided with a pattern layer; the light-emitting module is arranged on at least one side of the light-guiding layer; the controller controls the transparency of the light-adjusting layer; wherein, when the light-adjusting layer is transparent, the light-emitting module is not powered and does not emit light; when the light-adjusting layer is opaque, the light-emitting module is energized to emit light, so that light enters the light-guiding layer to generate an illuminous pattern.

A lighting device comprising a plurality of lighting modules arranged concentrically about an optical axis is disclosed wherein the plurality of lighting modules emit light in at least one of a plurality of wavelength ranges (UV, visible (e.g., blue, green, yellow, orange, red, white, etc.), IR) and are arranged at a non-parallel angle to an optical axis of the lighting device, wherein the emitted light is directed towards a lens system that focuses the light onto a viewing point. A second lighting device is disclosed, wherein the lighting device comprises a plurality of lighting modules arranged concentrically about an inner circumference of the lighting device, wherein the plurality of lighting modules emit light in at least one of a plurality of wavelength ranges (UV, visible (e.g., blue, green, yellow, orange, red, white, etc.), IR) onto a lighting director device that redirects the emitted light toward a lens system that focuses the light onto a viewing point.

A light source module includes a blue light generation portion, a cyan light generation portion, a yellow-green light generation portion and a red light generation portion. The red light generation portion includes a first additional light emitter and a second additional light emitter, the first additional light emitter emits a light having a main emission peak in the red light wave band, the second additional light emitter emits a light having a secondary emission peak in the red light wave band, and a spectral intensity of the secondary emission peak is 30.0%-80.0% of a spectral intensity of the main emission peak. An emitted light of the light source module is a white light with a color temperature of 3000K6000K, and in a CIE1931 color space, a distance between the emitted light and a blackbody locus BBL is duv=0.007-0.007.

An underwater directional light is provided. The directional light includes a lamp assembly, a tube assembly, and a printed circuit board assembly. The lamp assembly includes a housing and a lamp having a plurality of lighting elements. The tube assembly is coupled to the lamp and has a hollow interior. The printed circuit board assembly is mechanically coupled to the tube assembly and electrically coupled to the lamp.