Abstract: The present invention relates to a light emitting device (1) comprising a substrate (2) comprising a plurality of individually controllable light sources (3) adapted for, in operation, emitting light, and at least one insert (4) comprising at least partially light-blocking material and having a longitudinal extension being parallel to the substrate (2). The insert (4) comprises a plurality of transverse elements (5) having a proximal end (5?) arranged in proximity of the substrate (2) and a distal end (5?) arranged at a distance from the proximal end (5?). The transverse elements (5) are substantially perpendicular to the substrate (2), the plurality of transverse elements (5) dividing the substrate into at least a first segment (6?) comprising a first group of the light sources (3?), a second segment (6?) comprising a second group of the light sources (3?), and a third segment (6??) comprising a third group of light sources (3??).

Abstract: The invention provides a light generating system (1000) comprising (i) a one or more light generating devices (100) configured to generate device light (101), (ii) a lightguide body arrangement (240) comprising a lightguide body (250), and (iii) a support system (400); wherein: —the lightguide body (250) comprises (a) a first face (251) and a second face (252), which define a width (W) of the lightguide body (250), (b) a first end (261) and a second end (262), which define a height (H) of the lightguide body (250), wherein the lightguide body (250) comprises a support structure (270) protruding from the first face (251) or recessed relative to the first face (251); wherein the first end (261) is configured in a light-receiving relationship with the one or more light generating devices (100); and wherein the lightguide body (250) is transmissive for the device light (101); wherein the lightguide body tapers over a part of the height (H) in a direction from the first end to the second end; wherein the light gui

Abstract: The present invention relates to a lighting device (10), comprising: at least one light source (12) adapted to emit light (28a, 28b); a uniform diffuser (20) forming a light exit window of the lighting device; and a non-uniform volumetric diffuser (16) arranged between the at least one light source and the uniform diffuser.

Abstract: The present invention relates to a light emitting device (1) comprising a substrate (2) comprising a plurality of individually controllable light sources (3) adapted for, in operation, emitting light, and at least one insert (4) comprising at least partially light-blocking material and having a longitudinal extension being parallel to the substrate (2). The insert (4) comprises a plurality of transverse elements (5) having a proximal end (5?) arranged in proximity of the substrate (2) and a distal end (5?) arranged at a distance from the proximal end (5?). The transverse elements (5) are substantially perpendicular to the substrate (2), the plurality of transverse elements (5) dividing the substrate into at least a first segment (6?) comprising a first group of the light sources (3?), a second segment (6?) comprising a second group of the light sources (3?), and a third segment (6??) comprising a third group of light sources (3??).

Abstract: The present invention relates to a lighting device (10), comprising: at least one light source (12) adapted to emit light (28a, 28b); a uniform diffuser (20) forming a light exit window of the lighting device; and a non-uniform volumetric diffuser (16) arranged between the at least one light source and the uniform diffuser.

Abstract: The invention relates to a retractable lighting fixture, comprising an elongated drum rotatable over a length axis; and a flexible multilayer lighting sheet movable between a retracted position and a protracted position, with the multilayer lighting sheet in the retracted position being at least partially retracted in one or more windings around the drum and with the multilayer lighting sheet in the protracted position being fully unwound from the drum; the multilayer lighting sheet being composed of at least one LED layer and at least one diffusing optical layer, the at least one LED layer having a first LED layer edge mounted at a first mounting position of the drum and the at least one diffusing optical layer having a first optical layer edge mounted at a second mounting position of the drum, the first mounting position being located at an arc length from the second mounting position.

Abstract: An illumination device (100) provided with a support structure (10), an array of a plurality of spatially separated solid state lighting elements (11) mounted on a first side of the support structure (10), as well as an optical element (12) made from a light diffusing material for diffusing light emitted by the array of the plurality of spatially separated solid state lighting elements (11), the optical element (12) being mounted on the first side of the support structure and provided with a pattern formed of an array of a plurality of recessed portions (120) and an array of a plurality of elevated portions (122).

Abstract: A lighting arrangement (100), comprising: LEDs (110), a PCB (120) arranged to support the LEDs, a light guide element (130) configured to guide light emitted from the LEDs, wherein the light guide element is plate-shaped and arranged in a plane, P, and wherein the LEDs are arranged at an edge (140) of the light guide element, a support structure (150) fastened to the PCB and arranged at at least a first edge portion (155) of the light guide element, wherein the support structure comprises a groove (190), wherein the lighting arrangement further comprises a cover plate (200) comprising flanges (210) matingly and biasedly arranged in the groove, whereby the support structure, via first (160) and second portions (170) thereof, clamp the at least a first edge portion of the light guide element for positioning of the LEDs at the edge of the light guide element.

Abstract: The invention relates to an assembly (10) for a semiconductor photonic component (31, 32), wherein the semiconductor photonic component (31, 32) is accommodated in an assembly housing (11) being shielded from the environment. Furthermore, the invention relates to an assembly housing (11) for use with such assembly for a semiconductor photonic component (31, 32).

Abstract: A lighting arrangement (100), comprising: LEDs (110), a PCB (120) arranged to support the LEDs, a light guide element (130) configured to guide light emitted from the LEDs, wherein the light guide element is plate-shaped and arranged in a plane, P, and wherein the LEDs are arranged at an edge (140) of the light guide element, a support structure (150) fastened to the PCB and arranged at at least a first edge portion (155) of the light guide element, wherein the support structure comprises a groove (190), wherein the lighting arrangement further comprises a cover plate (200) comprising flanges (210) matingly and biasedly arranged in the groove, whereby the support structure, via first (160) and second portions (170) thereof, clamp the at least a first edge portion of the light guide element for positioning of the LEDs at the edge of the light guide element.

Abstract: An illumination device (100) provided with a support structure (10), an array of a plurality of spatially separated solid state lighting elements (11) mounted on a first side of the support structure (10), as well as an optical element (12) made from a light diffusing material for diffusing light emitted by the array of the plurality of spatially separated solid state lighting elements (11), the optical element (12) being mounted on the first side of the support structure and provided with a pattern formed of an array of a plurality of recessed portions (120) and an array of a plurality of elevated portions (122).

Abstract: A light guide (1) for a lighting device (8) is provided. The light guide (1) comprises an incoupling element (2) configured for receiving light and coupling the received light into the light guide (1). The light guide (1) is configured to convey the received light within the light guide (1). The light guide (1) comprises at least a first group and a second group of conically shaped outcoupling surface structures (3) distributed on, and recessed into or protruding from, a side (4) of the light guide (1). Each conically shaped outcoupling surface structure (3) is configured for coupling of light out of the light guide (1). Further, each conically shaped outcoupling surface structure (3) of the first group is geometrically characterized by a shape in accordance with a first cone or conical frustum (5) and each conically shaped outcoupling surface structure (3) of the second group is geometrically characterized by a shape in accordance with a second cone or conical frustum (6).

Abstract: The invention relates to a luminaire comprising a stack of parallel light transmissive transparent plates comprising a light guide plate and an optical plate. The light guide plate comprises a first and a second major light guide surface and a circumferential edge-wall and is edge-lit by LEDs. At least one of the major light guide surfaces is provided with a light outcoupling structure comprising outcoupling elements arranged at a first pitch P1. The optical plate comprises a first and a second major optical surface, the first major optical surface facing towards the second major light guide surface and only one of the first and second major optical surfaces being provided with an optical structure comprising optical elements arranged at a second pitch P2. The second major light guide surface and the first major optical surface are spaced apart in a direction perpendicular to the major light guide surface by a spacing S, with S being in the range of 0-12 mm.

Abstract: The invention relates to a retractable lighting fixture, comprising an elongated drum rotatable over a length axis; and a flexible multilayer lighting sheet movable between a retracted position and a protracted position, with the multilayer lighting sheet in the retracted position being at least partially retracted in one or more windings around the drum and with the multilayer lighting sheet in the protracted position being fully unwound from the drum; the multilayer lighting sheet being composed of at least one LED layer and at least one diffusing optical layer, the at least one LED layer having a first LED layer edge mounted at a first mounting position of the drum and the at least one diffusing optical layer having a first optical layer edge mounted at a second mounting position of the drum, the first mounting position being located at an arc length from the second mounting position.

Abstract: The invention provides a light generating system (1000), comprising a plurality of light sources (10), an elongated luminescent body (100), and a body holder structure (2000), wherein: the plurality of light sources (10) are configured to provide light source light (11), wherein the light sources (10) are solid state light sources, wherein the plurality of light sources (10) are configured in a light source array (15); the elongated luminescent body (100) has a length (L) and a width (W), wherein the elongated luminescent body (100) comprises luminescent material (120) configured to convert at least part of light source light (11) into luminescent material light (8), wherein the elongated luminescent body (100) and the light source array (15) are configured parallel; the body holder structure (2000) comprises an elongated slit (205) for hosting the elongated luminescent body (100), wherein the elongated slit (205) has a cavity wall (1205) defining the elongated slit (205) and a slit opening (1206), wherein

Abstract: The invention provides a lighting system (100) comprising a first light source (10), a second light source (20), and a control system (30), wherein: —the first light source (10) is configured to generate first light source light (11) with a controllable first radiant flux, wherein the first radiant flux is dimmable over a first dimming range; wherein the first light source light (11) has a first angular distribution relative to the lighting system (100); —the second light source (20) is configured to generate second light source light (21) with a controllable second radiant flux, wherein the second radiant flux is dimmable over a second dimming range; wherein the second light source light (21) has a second angular distribution relative to the lighting system (100), different from the first angular distribution; —the control system (30) is configured to control the first light source (10) and the second light source (20), wherein, in a controlling mode of the control system (30), the control system (30) is con

Abstract: The invention relates to an assembly (10) for a semiconductor photonic component (31, 32), wherein the semiconductor photonic component (31, 32) is accommodated in an assembly housing (11) being shielded from the environment. Furthermore, the invention relates to an assembly housing (11) for use with such assembly for a semiconductor photonic component (31, 32).

Abstract: The invention relates to a luminaire comprising a stack of parallel light transmissive transparent plates comprising a light guide plate and an optical plate. The light guide plate comprises a first and a second major light guide surface and a circumferential edge-wall and is edge-lit by LEDs. At least one of the major light guide surfaces is provided with a light outcoupling structure comprising outcoupling elements arranged at a first pitch P1. The optical plate comprises a first and a second major optical surface, the first major optical surface facing towards the second major light guide surface and only one of the first and second major optical surfaces being provided with an optical structure comprising optical elements arranged at a second pitch P2. The second major light guide surface and the first major optical surface are spaced apart in a direction perpendicular to the major light guide surface by a spacing S, with S being in the range of 0-12 mm.

Abstract: The invention provides a light generating system (1000), comprising a plurality of light sources (10), an elongated luminescent body (100), and a body holder structure (2000), wherein: —the plurality of light sources (10) are configured to provide light source light (11), wherein the light sources (10) are solid state light sources, wherein the plurality of light sources (10) are configured in a light source array (15); —the elongated luminescent body (100) has a length (L) and a width (W), wherein the elongated luminescent body (100) comprises luminescent material (120) configured to convert at least part of light source light (11) into luminescent material light (8), wherein the elongated luminescent body (100) and the light source array (15) are configured parallel; —the body holder structure (2000) comprises an elongated slit (205) for hosting the elongated luminescent body (100), wherein the elongated slit (205) has a cavity wall (1205) defining the elongated slit (205) and a slit opening (1206), wherein

Abstract: A light emitting device (1) comprising at least one light source (2) adapted for, in operation, emitting light, the at least one light source (2) comprising a light emitting surface (21), and a light guide (3) comprising a top surface (31), a bottom surface (32) and a light incoupling edge (33) extending between the top surface (31) and the bottom surface (32), where a plane (4) is defined as extending in parallel with at least one of the top surface (31) and the bottom surface (32) of the light guide (3), where the at least one light source (2) and the light guide (3) is arranged in such a way with respect to each other that the light emitting surface (21) of the at least one light source (2) and the light incoupling edge (33) of the light guide (3) face each other, that the light incoupling edge (33) of the light guide (3) extends in a first angle (?) with respect to said plane (4), and that the light emitting surface (21) of the at least one light source (2) extends in a second angle (?) with respect to sa