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: The invention provides a lighting module (100) for use in a luminaire (200). The lighting module (100) comprises: a base (101) having a longitudinal axis (LA) and being constructed for rotatably connecting the base (101) to a socket (119) of a luminaire (200). The lighting module (100) further comprises a carrier (102) connected to the base (101) and extending from the base (101) in the direction of the longitudinal axis (LA). The lighting 5 module (100) further comprises a light unit (103) comprising a light source (104) and a heat sink (105) for dissipating thermal energy of the light source (104). The heat sink (105) extends in the direction of the longitudinal axis (LA) and is positioned at a non-zero distance D1 to the longitudinal axis (LA). The lighting module (100) further comprising a connecting construction (106) connecting the light unit (103) rotatably to the carrier (102) for rotating 10 the light unit (103) both around the carrier (102) and longitudinal axis (LA).

Abstract: A lighting module assembly (1000) comprising a stack of optical elements (1001), a plurality of elongated arms (1010, 1020, 1030, 1040) forming a frame (1005) for supporting the stack of optical elements (1001), at least one arm (1010) having a cavity (1015) extending in an elongation direction of the arm (1010), and at least one lighting element (1090). The cavity (11015) is arranged for receiving the at least one lighting element (1090) and for directing the light (1006) of the lighting element (1090), in use, to the stack (1001), and each elongated arm (1010, 1020, 1030, 1040) is formed by a first elongated arm part (1011). The stack (1001) comprises a diffuser (1002), a light guide plate (1003), and a reflector (1004). At least one first elongated arm parts (1011) is integrally formed with at least one of the diffuser (1002), and the light guide plate (1003).

Abstract: A luminaire (1) for mounting on a pole is disclosed. The luminaire (1) comprises: a lighting unit (17); a driver compartment (8) housing a driver (9) electrically connected to the lighting unit (17); and a pole compartment (3) adapted to receive an end portion of the pole, the pole compartment (3) extending along a longitudinal axis (L) along which said end portion is arranged when received by the pole compartment (3), wherein the pole compartment (3) and the driver compartment (5) are arranged adjacent to each other in a direction (D) perpendicular to the longitudinal axis (L), and wherein the driver compartment (8) and the lighting unit (17) are arranged at a distance from each other along the longitudinal axis (L). A street lamp comprising the luminaire (1) is also disclosed.

Abstract: There is presented a lighting device (1) comprising: an elongated flexible core (2) having a polygonal transverse cross section; and a flexible circuit strip (3) having several solid-state lighting elements (4) mounted thereon, the flexible circuit strip (3) being helically wound around the core (2). There is also presented a method for producing such a lighting device (1).

Abstract: The invention provides a fixture element (1) for mounting a luminaire (10) at least partly in an opening (510) of a ceiling (500), wherein the fixture element (1) comprises (i) a body (100), (ii) a first side portion (155) protruding relative to the body (100) at a first side (150) of the body (100) and configured to support the luminaire (10), (iii) a second side portion (165) protruding relative to the body (100) at a second side (160) of the body (100), and (iv) an engagement element (200) resiliently connected to the second side (160) of the body (100) and configured to clamp a part of the ceiling (500) between the engagement element (200) and the second side portion (165).

Abstract: A light strip and a method for installing a light strip are provided. The light strip is adapted to be installed in a conduit. The light strip comprises a substrate including a flexible material, a plurality of light emitting diodes, LEDs, arranged on the substrate, a reinforcing element arranged at the substrate to rigidify the light strip such that the light strip is adapted to be pushed or pulled through the conduit, and a connecting means arranged at end of the light strip and configured to, at least temporarily, connect a puller wire for pulling the light strip through the conduit.

Abstract: A luminaire (1) for mounting on a pole is disclosed. The luminaire (1) comprises: a lighting unit (17); a driver compartment (8) housing a driver (9) electrically connected to the lighting unit (17); and a pole compartment (3) adapted to receive an end portion of the pole, the pole compartment (3) extending along a longitudinal axis (L) along which said end portion is arranged when received by the pole compartment (3), wherein the pole compartment (3) and the driver compartment (5) are arranged adjacent to each other in a direction (D) perpendicular to the longitudinal axis (L), and wherein the driver compartment (8) and the lighting unit (17) are arranged at a distance from each other along the longitudinal axis (L). A street lamp comprising the luminaire (1) is also disclosed.

Abstract: An elongated, indirect lighting module comprising a plurality of LEDs arranged along a longitudinal axis in a housing provided with a mounting element having an elongated shape in axial direction. The elongated lighting module further comprising suspension elements for suspended connection of the housing to a ceiling. Each suspension element has at a first end a first connector connected to the mounting element, and at a second, opposite end a second connector for connection to the ceiling. The suspension element via its first connector is displaceable along the longitudinal axis over the mounting element, and the LEDs are configured to issue light into a radial direction essentially away from both the mounting element and the suspension element and for a major part toward the ceiling.

Abstract: A light strip and a method for installing a light strip are provided. The light strip is adapted to be installed in a conduit. The light strip comprises a substrate including a flexible material, a plurality of light emitting diodes, LEDs, arranged on the substrate, a reinforcing element arranged at the substrate to rigidify the light strip such that the light strip is adapted to be pushed or pulled through the conduit, and a connecting means arranged at end of the light strip and configured to, at least temporarily, connect a puller wire for pulling the light strip through the conduit.

Abstract: The invention provides a fixture element (1) for mounting a luminaire (10) at least partly in an opening (510) of a ceiling (500), wherein the fixture element (1) comprises (i) a body (100), (ii) a first side portion (155) protruding relative to the body (100) at a first side (150) of the body (100) and configured to support the luminaire (10), (iii) a second side portion (165) protruding relative to the body (100) at a second side (160) of the body (100), and (iv) an engagement element (200) resiliently connected to the second side (160) of the body (100) and configured to clamp a part of the ceiling (500) between the engagement element (200) and the second side portion (165).

Abstract: There is presented a lighting device (1) comprising: an elongated flexible core (2) having a polygonal transverse cross section; and a flexible circuit strip (3) having several solid-state lighting elements (4) mounted thereon, the flexible circuit strip (3) being helically wound around the core (2). There is also presented a method for producing such a lighting device (1).

Abstract: A light emitting device (1) comprising a luminescent element (2) comprising a first surface (21), at least one cooling element (3) arranged at the first surface of the luminescent element, and a plurality of spacer elements (5) arranged between the cooling element (3) and the first surface (21) of the luminescent element such that the cooling element is arranged spaced apart from the first surface of the luminescent element with a distance, d. The at least one cooling element (3) comprises a compliance such as to be adapted for following warpage of the luminescent element (2) induced by any one or more of clamping forces, forces inflicted by production processes and light and/or heat propagating within the luminescent element, and a force (F) is applied to force the at least one cooling element (3) and the luminescent element (2) together in such a way that no part of the at least one cooling element and the luminescent element are in direct mutual contact.

Abstract: The present invention relates to a heat transferring arrangement for cooling at least one light emitting diode, wherein the heat transferring arrangement comprises a centre portion configured for mounting the light emitting diode and adapted to receive heat generated from the light emitting diode when emitting light, and a plurality of elongated heat transferring elements, each having a first end portion connected to the centre portion and a second end portion which when inserted in a housing is configured to be in abutment with an inner surface of the housing, so that the generated heat is thermally transferred to the housing. Advantages with the invention includes, at least, that a passive heat transferring arrangement is provided which may reduce the need of an external fan or membranes to provide sufficient cooling.

Abstract: Lighting device (10), comprising: a glass bulb (12); a tubular flare (14) having an open distal and (30a), provided inside the glass bulb (12) and joined with the glass bulb (12); a cylindrical heat spreader (20) having a first section (32a) arranged inside the tubular flare (14) and a second section (32b) extending outside the tubular flare (14) and the glass bulb (12); a solid-state lighting unit (18) mounted on top of the first section (32a); an optical means (16) provided over the solid state lighting unit (18); said open distal end (30a) being arranged for positioning the optical means (16) outside the tubular flare (14); a driver (24) provided at least partly inside the cylindrical heat spreader (20) and electrically connected to the solid-state lighting unit (18); and an end cap (26) attached to the second section (32b) of the cylindrical heat spreader (20).

Abstract: The present invention relates to a lighting device (1, 1a) comprising an envelope (3), a carrier (4) arranged inside the envelope (3) and having solid state light sources (5) mounted on the carrier (4), driver circuitry (10) spaced apart from the carrier (4), at least one power line (9) connecting the solid state light sources (5) and the driver circuitry (10), and a wireless communication circuit (13) for receiving control signals, and for controlling the light output, during operation, from the solid state light sources (5). The wireless communication circuit (13) is connected to the at least one power line (9) for using the at least one power line (9) as a wireless communication antenna.

Abstract: A light emitting device (1) comprising a luminescent element (2) comprising a first surface (21), at least one cooling element (3) arranged at the first surface of the luminescent element, and a plurality of spacer elements (5) arranged between the cooling element (3) and the first surface (21) of the luminescent element such that the cooling element is arranged spaced apart from the first surface of the luminescent element with a distance, d. The at least one cooling element (3) comprises a compliance such as to be adapted for following warpage of the luminescent element (2) induced by any one or more of clamping forces, forces inflicted by production processes and light and/or heat propagating within the luminescent element, and a force (F) is applied to force the at least one cooling element (3) and the luminescent element (2) together in such a way that no part of the at least one cooling element and the luminescent element are in direct mutual contact.

Abstract: A lighting device (100, 600) comprises a first portion (110, 610), a solid state light source (120, 620), a second portion (130, 630), a metal heat sink (140, 640-641) and a connector (150). The first portion is arranged for electrically connecting the lighting device. The second portion is mounted on the first portion and has an outer surface, wherein at least a portion (131, 631) of the outer surface is light transmissive for outputting light originating from the solid state light source. The metal heat sink extends along the outer surface, and is arranged in thermal contact with the solid state light source. The connector is arranged at the metal heat sink for connecting an electrical device (160, 660). A distance (D1, D3, D4) from the first portion to the connector is longer than a distance (D5) from the first portion to at least one light transmissive portion (131, 631) of the outer surface.

Abstract: The invention provides a lighting module (100) for use in a luminaire (200). The lighting module (100) comprises: a base (101) having a longitudinal axis (LA) and being constructed for rotatably connecting the base (101) to a socket (119) of a luminaire (200). The lighting module (100) further comprises a carrier (102) connected to the base (101) and extending from the base (101) in the direction of the longitudinal axis (LA). The lighting 5 module (100) further comprises a light unit (103) comprising a light source (104) and a heat sink (105) for dissipating thermal energy of the light source (104). The heat sink (105) extends in the direction of the longitudinal axis (LA) and is positioned at a non-zero distance D1 to the longitudinal axis (LA). The lighting module (100) further comprising a connecting construction (106) connecting the light unit (103) rotatably to the carrier (102) for rotating 10 the light unit (103) both around the carrier (102) and longitudinal axis (LA).

Abstract: The invention provides a lighting module (100) for use in a luminaire (200). The lighting module comprises a base (101) having a longitudinal axis (LA) which comprises an electrical connector (102) for connecting the lighting module (100) to a luminaire socket (201) of the luminaire (200). The lighting module (100) further comprises a driver unit (103) which comprises a driver circuit (104) which is electrically connected to the electrical connector (102). The lighting module (100) further comprises a light unit (105) which comprises at least one solid state light source (106) which is electrically connected to the driver circuit (104) and emits light. The lighting module (100) further comprises a heat sink (107) which removes heat from the at least one solid state light source (106).