Abstract: The present invention relates to a skin radiation apparatus and method. The apparatus includes a photon radiation unit for generating a line-shaped radiation pattern that extends in a first direction; a movement facility for moving the line shaped radiation pattern in a second direction transverse to the first direction; a detection unit for detecting a skin condition profile; and a control unit for controlling the line-shaped radiation pattern, dependent on the detected skin condition profile.

Abstract: A lighting device (1) and a method of manufacturing a lighting device is provided. The lighting device comprises an envelope (100), a light generating unit (120), a stem (130) arranged to support the light generating unit inside the envelope, and a mechanical fastening part (110) arranged to fasten the light generating unit at the stem. The mechanical fastening part comprises at least one protrusion (115) and the light generating unit comprises at least one hole (126) adapted to mate with the at least one protrusion so as to fasten the light generating unit to the mechanical fastening part.

Abstract: The invention relates to a lighting device kit of parts comprising a lamp (3) and a lamp shade (5). The lamp (3) of the lighting device comprises a light source (11) and a heat sink area (13) comprising a main heat dissipating surface (15). The lamp shade (5) of the lighting device comprises a shade structure (17) conjoined via a thermal path part with a cooling structure (21) comprising a main surface (24). In a mounted position of the lamp shade (5) and the lamp (3), the main surface (24) of the cooling structure (21) adjoins the main heat dissipating surface (15) of the heat sink area (13). The invention further relates to a lamp and a lamp shade of said lighting device kit of parts.

Abstract: A lighting device (1) is provided comprising at least one light source (3), a wavelength converting element (8) adapted to convert a wavelength of light emitted by the at least one light source, at least one support (7) arranged to support the wavelength converting element remote from the at least one light source, and an envelope (2) adapted to enclose the wavelength converting element and at least a portion of the at least one support. The at least one support is arranged to be able to pivot relative to the wavelength converting element. The present lighting device enables using a rigid wavelength converting element and an at least partially rigid support, as these two components may be moved relative to each other for facilitating insertion of the unit in the envelope.

Abstract: A method for manufacturing a linear lighting device, the method comprising the steps of providing a sheet of optically transmissive material, a sheet of thermally conductive material, and a plurality of light sources, arranging the light sources on the sheet of thermally conductive material, roll forming the sheet of thermally conductive material into a supporting heat spreader profile, roll forming the sheet of optically transmissive material into a first shape to cover the light sources and define an optical chamber, attaching end portions of the sheet of optically. The method enables the use of a lower amount of material and provides an efficient method for mass manufacturing linear lighting devices.

Abstract: The invention provides a lamp (1) comprising a light source (10), and a light transmissive heat pipe (251) configured to dissipate thermal energy from the light source (10), wherein the heat pipe (251) has an internal surface (53) and includes a heat pipe working fluid (252), wherein the heat pipe (251) further includes a flexible conduit (270) configured as wick, wherein the flexible conduit (270) comprises a flexible conduit connection part (271a), an outer face (273), a longitudinal channel (274) with an opening at an end (271, 272), and at least one side opening (275) in the outer face (273) to the longitudinal channel (274), wherein the flexible conduit (270) is connected at the flexible conduit connection part (271a) with the internal surface (53) at a first position (51).

Abstract: According to an aspect there is provided a base for an electric lamp which may be assembled in an efficient and convenient manner.

Abstract: The invention provides a lamp (1) comprising (i) a solid state light source (10) and a first envelope (100) at least partially enclosing the light source (10), thereby forming a first cavity (150) hosting said solid state light source (10), wherein at least part of the first envelope (100) is transmissive for visible light (11) generated by the solid state light source (10); and (ii) a second envelope (200) at least partially enclosing the first envelope (100), wherein the first envelope (100) and the second envelope (200) provide a second cavity (250) at least partially enclosing the light source (10), wherein at least part of the second envelope (200) is transmissive for visible light (11) generated by the light source (10) and transmitted through the first envelope (100) into the second cavity (250), wherein the second cavity (250) is configured as a heat pipe (251).

Abstract: A lighting device (1) and a method of manufacturing a lighting device is provided. The lighting device comprises an envelope (100), a light generating unit (120), a stem (130) arranged to support the light generating unit inside the envelope, and a mechanical fastening part (110) arranged to fasten the light generating unit at the stem. The mechanical fastening part comprises at least one protrusion (115) and the light generating unit comprises at least one hole (126) adapted to mate with the at least one protrusion so as to fasten the light generating unit to the mechanical fastening part.

Abstract: According to an aspect there is provided a base for an electric lamp. The base includes a tubular enclosure extending along an axial direction between a first and a second end portion of the enclosure, an insulator attached to the first end portion of the enclosure. The insulator has an inner portion facing towards an inner space of the enclosure, an outer portion facing away from said inner space and at least one channel for receiving a contact pin, the channel extending from the outer portion, through the insulator and leading into said inner space. The base also includes a housing for accommodating electrical circuitry for operating the electric lamp. The housing is attached to the inner portion of the insulator such that a rotation of the housing relative to the insulator about the axial direction is prevented, and a rotation of the housing relative to the enclosure is prevented.

Abstract: An end cap (104) for a tubular light source (102), the tubular light source (102) being configured to be arranged in a lighting fixture (106) comprising at least one socket (108), wherein the end cap (104) comprises a housing (202), two connector pins (112) at least partly arranged on an outside of the housing (202) and adapted to fit in the socket, and a switch assembly comprising a switch element (110) arranged in between the two connector pins (112) and at least partly protruding from an opening in the housing (202), wherein a first side of the switch element (110) is adapted to fit into a slot in a socket (108) and wherein the switch assembly is configured to form a conductive path between the socket (108) and the tubular light source (102) through an axial rotation of the switch element (110) in relation to the housing (202) as the tubular light source (102) is rotatably mounted in the fixture (106).

Abstract: A method for manufacturing a linear lighting device (100), the method comprising the steps of providing (S1) a sheet of optically transmissive material (102), a sheet of thermally conductive material (104), and a plurality of light sources (106), arranging (S2) the light sources on the sheet of thermally conductive material, roll forming (S3) the sheet of thermally conductive material into a supporting heat spreader profile, roll forming (S4) the sheet of optically transmissive material into a first shape to cover the light sources and define an optical chamber, attaching (S5) end portions of the sheet of optically. The method enables the use of a lower amount of material and provides an efficient method for mass manufacturing linear lighting devices.

Abstract: The present invention relates to a LED tube (1) for retrofitting in a fluorescent tube lighting fixture having a preheat phase during which the fluorescent tube lighting fixture is arranged to preheat filaments of a fluorescent tube, the LED tube (1) comprising: an array of LEDs (2), a LED driver (4) for driving the array of LEDs (2), a first pair of contact pins (8, 0) at a first end (12) of the LED tube (1) and a second pair of contact pins (14, 16) at a second end (18) of the LED tube (1) for connecting the LED tube (1) electronically and mechanically to the fluorescent tube lighting fixture, the first pair of contact pins (8, 10) being connected forming a first circuitry, the second pair of contact pins (14, 16) being connected forming a second circuitry, the LED driver (4) being connected between the first circuitry and the second circuitry, and a temperature controlled switch (20) having an open state and a closed state, and being arranged to adapt the closed state when heated, such that a current path

Abstract: The invention provides an illumination device comprising an envelope enclosing a light source, preferably a LED, and a luminescent material. The envelope comprises a transmissive part, and a reflective part, wherein the reflective part comprises a reflective ceramic material. The ceramic material can be used for heat dissipation.

Abstract: The invention provides an illumination device comprising an envelope enclosing a light source, preferably a LED, and a luminescent material. The envelope comprises a transmissive part, and a reflective part, wherein the reflective part comprises a reflective ceramic material. The ceramic material can be used for heat dissipation.

Abstract: The present invention relates to a lighting device (1). The lighting device comprises a light source (7) arranged at a base (2) of the lighting device, the light source having a main forward emission direction (12). The lighting device further comprises a radio frequency, RF, antenna (10) configured to receive signals for controlling the lighting device and a reflector (9) arranged to reflect light from the light source laterally and backwardly. The RF antenna is arranged at the reflector. The present invention is advantageous in that the RF reception of the lighting device is improved.

Abstract: An illumination system for cultivation of aquatic animals is disclosed for cultivation of aquatic animals in a volume of water, the cultivation using a feeding system defining a feeding axis in the volume of water. The system comprises at least a first illumination surface positioned in the volume of water and arranged for illuminating the feeding axis. The system also comprises a second illumination surface positioned in the volume of water and arranged for illuminating the feeding axis. The first illumination surface and second illumination surface are different surfaces arranged to illuminate the feeding axis from substantially different directions.

Abstract: An illumination device (100) is disclosed, comprising at least two light sources (110), each of which is arranged to emit light, a carrier (120), having a first side (122) and a second side (124), wherein the at least two light sources are coupled to the first side of the carrier, and an envelope at least partially enclosing the light sources and the carrier. At least one of the light sources is coupled to a first portion (126) of the carrier and a least another one of the light sources is coupled to a second portion (128) of the carrier, wherein the first and second portions of the carrier are different, and the carrier is arranged such that the second side of the first portion of the carrier at least partially faces the second side of the second portion of the carrier. Thereby the light sources may be directed to emit light in several directions so as to increase the angle interval of the light emitted by the illumination device with the light sources being mounted e.g.

Abstract: A lamp is provided, the lamp comprising a one piece envelope (102) mounted on a base (104), an internal structure (106) arranged within the envelope (102), the internal structure (106) comprising a stem (108) extending from the base (104), a solid state light source (110) arranged on the stem (108), and a screen (112, 212) obscuring at least a portion of light emitted from the solid state light source (110) such that light emitted from the solid state light source (110) is diffused by the screen (112, 212), wherein the stem (108) is arranged to support the screen (112, 212), wherein the screen (112, 212) is arranged to adopt a collapsed state such that the screen (112, 212) is passable through a base opening (115) of the envelope (102) and an un-collapsed state (116) such that the screen (112, 212) is impassable through the base opening (115) of the envelope (102).

Abstract: A lamp is provided, the lamp comprising a one piece envelope (102) mounted on a base (104), an internal structure (106) arranged within the envelope (102), the internal structure (106) comprising a stem (108) extending from the base (104), a solid state light source (110) arranged on the stem (108), and a screen (112, 212) obscuring at least a portion of light emitted from the solid state light source (110) such that light emitted from the solid state light source (110) is diffused by the screen (112, 212), wherein the stem (108) is arranged to support the screen (112, 212), wherein the screen (112, 212) is arranged to adopt a collapsed state such that the screen (112, 212) is passable through a base opening (115) of the envelope (102) and an un-collapsed state (116) such that the screen (112, 212) is impassable through the base opening (115) of the envelope (102).