Abstract: The invention provides a system (1000) comprising (i) a light emitting layer (100), (ii) a first lens (200), and a thermal conductor (300), wherein: —the light emitting layer (100) comprises luminescent material (150), wherein the luminescent material (150) is configured to generate luminescent material light (151) upon excitation with light source light (11) from a first light source (10) comprising a wavelength where the luminescent material (150) can be excited, wherein the light emitting layer (100) comprises a light receiving area (110) having a light receiving area size A1; —the first lens (200) comprises a truncated ball shaped lens (250) having a curved lens surface (215) having a radius R0 relative to a central point (O), and a planar lens surface (225) configured at a first distance d1 from the central point (O), wherein the planar lens surface (225) has a planar lens surface area size A2, wherein the first lens (200) comprises a lens material (205) having an index of refraction n at a predetermined

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

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 provides a waveguide element (1000) comprising a first face (1001) and a second face (1002) with radiation transmissive material (1005) configured between the first face (1001) and the second face (1002), wherein the radiation transmissive material (1005) is transmissive for UV radiation, wherein the radiation transmissive material (1005) is a matrix material for a phase (1010) of another composition than the radiation transmissive material (1005), wherein the phase (1010) is available in the matrix as regions (1110) with the regions (1110) having mean particle radii (r1) selected from the range of 50-1500 nm and having an average region concentration selected from the range of 1*104-1.5*108/mm3 of the radiation transmissive material (1005).

Abstract: A lighting device (1) comprising a light generating element (2; 3), and a micro-lens array (4) comprising a focal plane (Fp), wherein the light generating element (2; 3) is arranged to emit a light output towards the micro-lens array (4), wherein the lighting device (1) comprises an array of micro-logos (81-83), and wherein the array of micro-logos (81-83) is located in the focal plane (Fp) of the micro-lens array (4).

Abstract: A lighting device (1) comprising a light generating element (2; 3), and a micro-lens (4) comprising a focal plane (Fp), wherein the light generating element (2; 3) comprises a first light generating component (2) and a second light generating component (3), wherein the first light generating component (2) comprises a light emitting surface (28) adapted for providing a diffuse light output component, wherein the second light generating component (3) comprises at least one array of light sources (3) adapted for providing a directional light output component, wherein the light generating element (2; 3) is arranged to emit a light output towards the micro-lens array (4), the light output being formed by a superposition of the diffuse light output component and the directional light N output component, and wherein the array of the light sources (3) is located in the focal plane (Fp) of the micro-lens array (4).

Abstract: A light emitting arrangement (100) for anti-fouling of a surface (30), comprises an optical medium (10) and at least one light source (20) for emitting anti-fouling light. A first zone (1) of the arrangement (100), which is closest to the light source (20), is arranged and configured to predominantly make the anti-fouling light reflect in a specular manner towards an emission surface (12) of the optical medium (10), through the optical medium (10), a second zone (2) of the arrangement (100) is arranged and configured to predominantly realize propagation of the anti-fouling light through the optical medium (10) by total internal reflection, and a third zone (3) of the arrangement (100), which is furthest away from the light source (20), is arranged and configured to predominantly make the anti-fouling light scatter out of the optical medium (10), through the emission surface (12) of the optical medium (10).

Abstract: A luminaire (10) comprises an array of lighting units (12) arranged as a plurality of regions (14a-14e). A reflector arrangement (16) is provided over the array of lighting units (12) for directing the light from each region (14a-14e) of the luminaire (10) to a different spread of light output directions. Each lighting unit (12) of at least one of the regions (14a-14e) comprises a first sub-unit (20, 22, 24) with a first polarised light output and a second sub-unit (20, 22, 24) with a second light output which is different from the first light output in polarisation, wherein the first and second sub-units (20, 22, 24) are independently controllable. In this way, light output in a certain range of directions can be controlled to have a desired polarisation. By actuating different sub-units (20, 22, 24), the polarisation can be dynamically controlled.

Abstract: The invention provides a waveguide element (1000) comprising a first face (1001) and a second face (1002) with radiation transmissive material (1005) configured between the first face (1001) and the second face (1002), wherein the radiation transmissive material (1005) is transmissive for UV radiation, wherein the radiation transmissive material (1005) is a matrix material for a phase (1010) of another composition than the radiation transmissive material (1005), wherein the phase (1010) is available in the matrix as regions (1110) with the regions (1110) having mean particle radii (r1) selected from the range of 50-1500 nm and having an average region concentration selected from the range of 1*104-1.5*108/mm3 of the radiation transmissive material (1005).

Abstract: The invention provides a waveguide element (1000) comprising a first face (1001) and a second face (1002) with radiation transmissive material (1005) configured between the first face (1001) and the second face (1002), wherein the radiation transmissive material (1005) is transmissive for UV radiation, wherein the radiation transmissive material (1005) is a matrix material for a phase (1010) of another composition than the radiation transmissive material (1005), wherein the phase (1010) is available in the matrix as regions (1110) with the regions (1110) having mean particle radii (r1) selected from the range of 50-1500 nm and having an average region concentration selected from the range of 1*104-1.5*108/mm3 of the radiation transmissive material (1005).

Abstract: The present invention relates to a lighting device, in particular a headlamp for vehicles, at least comprising an array of light sources, consisting of first and second light sources being mounted within the same flat or curved plane, and a projecting optical system arranged to project light emitted by the light sources in a forward direction of the lighting device. At least one shifting element is arranged in front of said first light sources. The shifting element generates real or virtual emission positions of the light of said first light sources shifted towards or away from the projecting optical system with respect to emission positions of said second light sources. With the proposed lighting device, in addition to the main lighting function of illumination, a pattern or signature can be projected at one or several additional image planes. The lighting device thus e.g. allows the additional projection of branding or safety patterns.

Abstract: A lighting arrangement and a method of coupling light into a light guide are described. A light source is embedded within a light guide. The light guide includes first and second outer surfaces arranged on opposite sides. A forward direction extends from the light source parallel to the first outer surface. A collimator is embedded within the light guide. The collimator comprises a first reflector surface facing towards the second outer surface and a second reflector surface facing towards the first outer surface. The light source is arranged to emit light between the first and second reflector surfaces. The first reflector surface is arranged at least substantially parallel to the forward direction. At least a portion of the second reflector surface is arranged under an angle to the forward direction.

Abstract: An optical vital signs sensor configured to measure or determine vital signs of a user comprises a light source configured to generate a light beam having an angular range of angles of incidence. The light beam is directed towards the skin of the user. A photo detector is provided and is configured to detect light which is indicative of a reflection of the light beam from the light source in or from the skin of the user. The light source and the photo detector are arranged adjacent to each other and on the same side of the skin of the user. A light shaping unit is configured to shape the light beam of the light source before the light beam enters the skin by limiting the angular range of angle of incidence to less than 20°.

Abstract: A method is provided, wherein a lighting device (200, 300, 400, 500) comprising an at least partly light transmitting envelope (110) and a solid state light source (120) is manufactured. The method comprises arranging (710) an at least partly light transmitting plastic material (140) in a mold (130) having a surface structure (132) arranged on an inner surface portion of the mold and blow molding (720) the plastic material so as to form the envelope. During the blow molding, the surface structure is at least partly transferred to the at least partly light transmitting plastic material, thereby forming an optical structure (150) on a portion of an outer surface of the envelope. The envelope is then removed (730) from the mold and arranged (740) to at least partly enclose the solid state light source. The optical structure may be formed to generate a desired optical effect.

Abstract: A luminaire (10) comprises an array of lighting units (12) arranged as a plurality of regions (14a-14e). A reflector arrangement (16) is provided over the array of lighting units (12) for directing the light from each region (14a-14e) of the luminaire (10) to a different spread of light output directions. Each lighting unit (12) of at least one of the regions (14a-14e) comprises a first sub-unit (20, 22, 24) with a first polarised light output and a second sub-unit (20, 22, 24) with a second light output which is different from the first light output in polarisation, wherein the first and second sub-units (20, 22, 24) are independently controllable. In this way, light output in a certain range of directions can be controlled to have a desired polarisation. By actuating different sub-units (20, 22, 24), the polarisation can be dynamically controlled.

Abstract: The invention provides a lighting device (1) lighting device (10) comprising: (I) a first light source (110) configured to provide first light source light (101); (II) a luminescent material (200) configured to convert at least part of the first light source light (101) into luminescent material light (201); (III) a beam shaping optical element (300) having a light entrance side (341) and a light exit side (342), and a wall (347) bridging a distance between the light entrance side (341) and the light exit side (342), wherein at least part of the wall (347) is reflective for the luminescent material light (201), wherein the beam shaping optical element (300) is configured to receive at least part of the luminescent material light (201) at the light entrance side (341) and to provide beam shaped luminescent material light (201) at the light exit side (342); (IV) an elongated light transmissive body (100) having a first face (141) and a second face (142) defining a length (L) of the light transmissive body (100)

Abstract: The invention provides a lighting device (100) comprising a plurality of light source packages (110) each light source package (110) comprising a light source (10) and a polarizer (20) configured to polarize light source light (11) of said light source (10), wherein the light source packages (110) are individually controllable, wherein the light source packages (110) are configured to provide polarized light source light (11) with at least two different polarization states (p1,p2), and wherein the light source packages (110) share a light exit window (120) for escape of the light source light (11) from said lighting device (100).

Abstract: The invention provides a lighting device (1) lighting device (10) comprising: (I) a first light source (110) configured to provide first light source light (101); (II) a luminescent material (200) configured to convert at least part of the first light source light (101) into luminescent material light (201); (III) a beam shaping optical element (300) having a light entrance side (341) and a light exit side (342), and a wall (347) bridging a distance between the light entrance side (341) and the light exit side (342), wherein at least part of the wall (347) is reflective for the luminescent material light (201), wherein the beam shaping optical element (300) is configured to receive at least part of the luminescent material light (201) at the light entrance side (341) and to provide beam shaped luminescent material light (201) at the light exit side (342); (IV) an elongated light transmissive body (100) having a first face (141) and a second face (142) defining a length (L) of the light transmissive body (100)

Abstract: The invention provides a lighting device (1) comprising a plurality of light sources (100) configured to generate light source light (101), a plurality of light converter elements (200), wherein each light converter element (200) is radiationally coupled with one or more light sources (100), wherein the light sources (100) are configured at a non-zero distance from the light converter elements (200), wherein the light converter elements (200) are configured to convert at least part of the light source light into light converter light (201), the lighting device (1) further comprising a plurality of compound parabolic concentrators (300) configured in an array (310), each compound parabolic concentrator (300) having a first end (301) and a second end (302), and having a shape tapering from the first end (301) to the second end (302), wherein the light converter elements (200) are configured at the second ends (302) of the compound parabolic concentrators (300), wherein the light converter elements (200) and the

Abstract: A method is provided, wherein a lighting device (200, 300, 400, 500) comprising an at least partly light transmitting envelope (110) and a solid state light source (120) is manufactured. The method comprises arranging (710) an at least partly light transmitting plastic material (140) in a mold (130) having a surface structure (132) arranged on an inner surface portion of the mold and blow molding (720) the plastic material so as to form the envelope. During the blow molding, the surface structure is at least partly transferred to the at least partly light transmitting plastic material, thereby forming an optical structure (150) on a portion of an outer surface of the envelope. The envelope is then removed (730) from the mold and arranged (740) to at least partly enclose the solid state light source. The optical structure may be formed to generate a desired optical effect.