An illumination unit includes one or more light sources each including a solid-state light-emitting device configured to emit light from a light emission region including a single or a plurality of light-emitting spots. The solid-state light-emitting device includes a single chip or a plurality of chips each emitting a light beam. Three or more of the light-emitting spots are provided within the whole of one or more light sources, to allow the whole of one or more light sources to emit light beams in two or more wavelength bands different from one another, and the solid-state light emitting device in a first light source which is at least one of the one or more light sources, has a plurality of light-emitting spots which emit light in the same wavelength band.

An illumination device includes a reception portion configured to receive a terminal ID stored by a radio terminal; a transmission portion configured to transmit the received terminal ID and a device ID; an illumination portion configured to emit light from a light source; and a housing portion configured to be detachably provided to the illumination portion and include a secondary battery capable of supplying power to the reception portion and the transmission portion.

The present invention relates to an illumination apparatus (100) comprising a light engine (3) and a first lampshade (1) for accommodating the light engine (3), wherein the first lampshade (1) has a first expansion coefficient, wherein the illumination apparatus (100) further comprises a second lampshade (2) for accommodating the first lampshade (1), wherein the second lampshade (2) has a second expansion coefficient smaller than the first expansion coefficient, and is configured such that the changes in size or shape of the first lampshade (1) can be restrained under a high temperature.

The invention relates to a ceramic printed circuit board comprising an upper side and a lower side, sintered metallization regions being arranged on the upper side, and the lower side being embodied as a cooling body. In order to improve the heat dissipation of components on the upper side of the printed circuit board, the lower side is also provided with sintered metallization regions to which a metal cooling body is soldered.

Technologies are described for an LED PAR lamp and of making. An LED lamp is configured to conduct heat away from an array of LEDs and to an outer surface of a housing. The LED lamp comprises a thermally conductive conical or parabolic housing having a thermally conductive film on an inner surface thereof and a thermally conductive heat accumulator is disposed on the thermally conductive film and is in conductive heat transfer communication with the housing. Each LED, in an array of LEDs, is in conductive heat transfer communication with a thermally conductive printed circuit board, the heat accumulator, and the housing.

A high-diffusion-coefficient and high-brightness light source generation device comprising: a light source module, an optical fiber bundle and an optical fiber hemisphere emitter, wherein the light source module provides the optical fiber bundle with a plane light source having the same size as an end surface of an incident end thereof, the incident end receives light emitted from the light source module, exit ends transmit the light to the optical fiber hemisphere emitter, the exit ends of the optical fiber bundle arranged on a hemispherical wall of the optical fiber hemisphere emitter in an equal solid angle manner, an end surface of each optical fiber exit end located on the same surface as the inner wall of a hemisphere, a bottom plate arranged above an opening of the optical fiber hemisphere emitter, and an opal glass window arranged at the circle centre position of the bottom plate.

A curved LED tubular lamp is disclosed. The curved LED tubular lamp includes a curved lamp tube having two straight segments and a curve segment disposed between the two straight segments; at least one flexible substrate having a plurality of

LEDs mounted thereon, and at least one positioning pillar formed on the inner surface of the curve segment of the curved lamp tube, wherein each of the two straight segments and the curve segment have LEDs disposed therein, and wherein the flexible substrate is disposed in at least the curve segment.

A curved LED tubular lamp is disclosed. The curved LED tubular lamp includes a curved lamp tube having two straight segments and a curve segment disposed between the two straight segments; at least one flexible substrate having a plurality of

LEDs mounted thereon, and at least one positioning pillar formed on the inner surface of the curve segment of the curved lamp tube, wherein each of the two straight segments and the curve segment have LEDs disposed therein, and wherein the flexible substrate is disposed in at least the curve segment.

A light-emitting assembly that has a light-radiating element for radiating light, an optical element for influencing the light, and a transparent insulating element, which is arranged in the path of the light, wherein the insulating element is made of a material that is more thermally stable than the material of the optical element. A lamp, in particular in the form of a spotlight, having such a light-emitting assembly is also disclosed.

An illumination module is provided that can be inserted into a receptacle that includes a wall and may be mounted on a support surface, such as a heat sink, and the illumination module include a cover and an LED assembly rotateably coupled to the cover. The LED assembly seats within the receptacle which causes terminals of the LED assembly to align with contacts on the receptacle. One of the cover and the receptacle can have a plurality of ramps and the other a plurality of shoulders. The cover can be rotated relative to the receptacle to cause the shoulders to slide relative to the ramps so as to direct the LED assembly into the receptacle. When the LED assembly is attached to the receptacle, the terminals on the LED assembly mate with the contacts on the receptacle.