Abstract: An optics support system for an aircraft light comprises: a multi-layer support board, having a main plane of extension; an LED arranged on the multi-layer support board; a first set of leg stands, positioned around the LED, wherein the first set of leg stands provides first abutment surfaces for arranging an optical element, having a corresponding set of legs, over the LED in a first orientation; and a second set of leg stands, positioned around the LED. The second set of leg stands provides second abutment surfaces for arranging the optical element over the LED in a second orientation; and the first abutment surfaces and the second abutment surfaces are at different heights in a z-dimension of the multi-layer support board, orthogonal to the main plane of extension.

Abstract: An aircraft light comprises a light source support board, having a light source side and a back side; and a light source, arranged on the light source side of the light source support board; wherein the light source support board comprises a first metallic layer, the first metallic layer forming conductive traces on the light source side of the light source support board; an isolating layer; a second metallic layer, wherein the isolating layer is arranged between the first metallic layer and the second metallic layer and isolates the second metallic layer from the first metallic layer; and a support board core layer. A cavity is provided in the support board core layer.

Abstract: An aircraft beacon light includes a plurality of primary light sources for emitting light into at least two spatial sectors, wherein the at least two spatial sectors include a forward sector and at least one of an aft sector, a starboard lateral sector, and a portside lateral sector; and a light transmissive cover, which covers the plurality of primary light sources. The plurality of primary light sources are arranged and configured for providing an FAR-compliant aircraft beacon light output of the aircraft beacon light, in case of the light transmissive cover being in a non-eroded state. The aircraft beacon light also includes at least one booster light source for selectively emitting a booster light output into the forward sector. The at least one booster light source is controllable independently of the plurality of primary light sources.

Abstract: An aircraft light includes a light source support board; at least one light source, arranged on a light source side of the light source support board, the at least one light source being arranged to provide an aircraft light output of the aircraft light; a light transmission opening through the light source sup-port board, the light transmission opening extending between the light source side of the light source support board and a back side of the light source support board; an electronics accommodation space on the back side of the light source support board; a first auxiliary support board, arranged in the electronics accommodation space; a second auxiliary support board, arranged in the electronics accommodation space; and an opto-electronic component, arranged on the second auxiliary support board and oriented towards the light transmission opening.

Abstract: An aircraft light comprises: at least one light source for providing an aircraft light output; a light sensor for detecting a performance level of the aircraft light output; and a sensor cap, arranged over the light sensor and defining a cavity for accommodating the light sensor. The sensor cap has a layered structure comprising: a cap-shaped support layer; a first coating layer, wherein the first coating layer is made of a first metal and is arranged on an inner side of the cap-shaped support layer; and a second coating layer. The second coating layer is made of a second metal and is arranged on the first coating layer.

Abstract: An exterior aircraft light comprises a housing defining an interior space; a light output generation unit comprising at least one light source; power supply electronics, coupled to the light output generation unit for driving a light output of the exterior aircraft light and a draining device for draining the interior space. At least one of the light output generation unit and the power supply electronics is arranged within the interior space. The draining device comprises a first drainage tube for receiving fluid, a second drainage tube for receiving fluid; and a fluid discharge port for discharging fluid out of the housing. Each of the first and second drainage tubes comprises a valve mechanism for selectively sealing and opening the respective drainage tube with respect to the interior space.

Abstract: An exterior aircraft light comprise at least one light emission assembly that includes at least one light source; a cup-shaped reflector; and a light transmissive cover for the cup-shaped reflector. The at least one light source is arranged at a bottom portion of the cup-shaped reflector and a light output opening is provided at a top portion of the cup-shaped reflector. The light transmissive cover comprises a lid portion, extending across the light output opening of the cup-shaped reflector; and a column-shaped light collimating portion, extending from the lid portion into the cup-shaped reflector towards the at least on light source and comprising a light collimation surface facing the at least one light source. The lid portion comprises, on at least one side thereof, a light dispersing profile.

Abstract: An aircraft reading light with a color-tunable reading light output includes: a white light source for emitting white light; a colored light source for emitting colored light; and an optical element, which is arranged for directing colored light that is emitted by the colored light source onto the white light source for being diffusely reflected at the white light source. The colored light source is controllable independently from the white light source.

Abstract: An aircraft passenger reading light, which is operable in at least two predetermined configurations, comprises: a light source; an optical element; and an actuation mechanism, which is configured to modify a distance between the light source and the optical element. The distance (D) between the light source and the optical element differs in the at least two predetermined configurations and a spatial extension of the illumination, which results from the light output of the light source and the optical element, differs in the at least two predetermined configurations.

Abstract: A multi mode aircraft beacon light comprises a mounting portion for mounting the multi mode aircraft beacon light to an aircraft fuselage; at least one visible light source for emitting a visible beacon light output; a plurality of infra-red light sources for emitting an infrared beacon light output; an orientation sensor; and a controller, coupled to the orientation sensor for receiving an orientation sensor signal from the orientation sensor. The controller is configured to determine a mounting orientation of the multi mode aircraft beacon light from the orientation sensor signal, wherein the mounting orientation is indicative of whether the multi mode aircraft beacon light has an upper fuselage mounting position or a lower fuselage mounting position; and to selectively operate the plurality of infrared light sources, depending on the mounting orientation of the multi mode aircraft beacon light.

Abstract: An aircraft passenger service unit includes infrared sensor configured for detecting infrared radiation and for providing a corresponding sensor output, and a controller, which is configured for receiving and evaluating the sensor output provided by the infrared sensor. The infrared sensor is an infrared sensor array configured for detecting infrared radiation emitted within a plurality of spatial sectors covering a detection area below the aircraft passenger service unit; and the infrared sensor array is configured for detecting the infrared radiation individually for each spatial sector and for providing individual sensor signals for the plurality of spatial sectors. The infrared sensor array is configured such that each passenger seat arranged within the detection area is covered by at least two of the plurality of spatial sectors, respectively; and the controller is configured for determining a passenger seating position within a passenger seat from the individual sensor signals.

Abstract: An aircraft light providing a white light output has a light source that comprises a light emitting semiconductor for emitting light having an initial light spectrum; a first light converting material, arranged over the light emitting semiconductor; and a light transmissive layer, covering the first light converting material. A first portion of the light, which is emitted by the light emitting semiconductor, is shifted towards longer wavelengths by the first light converting material. The aircraft light further comprises a second light converting material, which is arranged over the light transmissive layer of the light source and a lens element, which is arranged over the second light converting material, with light exiting the lens element forming at least a portion of the white light output of the aircraft light.

Abstract: A protective cover for a fuselage-mounted exterior aircraft light includes a fuselage-facing mounting side for mounting the protective cover to an exterior aircraft light housing or to an exterior skin of an aircraft; a light transmissive forward facing light emission surface; and an air deflection zone, which is shaped to direct a portion of an impinging air stream (A) along and over the forward facing light emission surface for shielding the forward facing light emission surface from the impinging air stream (A).

Abstract: An exterior aircraft light with cover erosion monitoring, the exterior aircraft light comprises: a support; at least one light source, arranged on the support; a light transmissive cover, arranged over the at least one light source, the light transmissive cover having a forward facing portion and a rear-ward facing portion; a first light sensor, arranged to receive light emitted by the at least one light source and reflected towards the first light sensor by the forward facing portion of the light transmissive cover; and a second light sensor, arranged to receive light emitted by the at least one light source and reflected towards the second light sensor by the rearward facing portion of the light transmissive cover.

Abstract: An aircraft light providing a white light output has a light source that comprises a light emitting semiconductor for emitting light having an initial light spectrum; a first light converting material, arranged over the light emitting semiconductor; and a light transmissive layer, covering the first light converting material. A first portion of the light, which is emitted by the light emitting semiconductor, is shifted towards longer wavelengths by the first light converting material. The aircraft light further comprises a second light converting material, which is arranged over the light transmissive layer of the light source and a lens element, which is arranged over the second light converting material, with light exiting the lens element forming at least a portion of the white light output of the aircraft light.

Abstract: An aircraft headlight comprises at least one light source and an integrated, single-piece optical structure. The integrated, single-piece optical structure includes a light transmissive protective cover portion, forming an outer light emission surface of the aircraft headlight, and at least one reflector portion, arranged for directing light that is emitted by the at least one light source through the light transmissive protective cover portion.

Abstract: A multi mode aircraft beacon light comprises a mounting portion for mounting the multi mode aircraft beacon light to an aircraft fuselage; at least one visible light source for emitting a visible beacon light output; a plurality of infra-red light sources for emitting an infrared beacon light output; an orientation sensor; and a controller, coupled to the orientation sensor for receiving an orientation sensor signal from the orientation sensor. The controller is configured to determine a mounting orientation of the multi mode aircraft beacon light from the orientation sensor signal, wherein the mounting orientation is indicative of whether the multi mode aircraft beacon light has an upper fuselage mounting position or a lower fuselage mounting position; and to selectively operate the plurality of infrared light sources, depending on the mounting orientation of the multi mode aircraft beacon light.

Abstract: An exterior aircraft light with cover erosion monitoring, the exterior aircraft light comprises: a support; at least one light source, arranged on the support; a light transmissive cover, arranged over the at least one light source, the light transmissive cover having a forward facing portion and a rear-ward facing portion; a first light sensor, arranged to receive light emitted by the at least one light source and reflected towards the first light sensor by the forward facing portion of the light transmissive cover; and a second light sensor, arranged to receive light emitted by the at least one light source and reflected towards the second light sensor by the rearward facing portion of the light transmissive cover.

Abstract: An aircraft passenger reading light comprises at least one reading light source, which is arranged for emitting visible light in a reading light emission direction; and at least one infrared light source, which is arranged for emitting infrared light in an infrared light emission direction. The infrared light emission direction is inclined with respect to the reading light emission direction.

Abstract: Exterior aircraft light, comprising a light source having a first electrode and a second electrode and a light source support for supporting the light source, wherein the light source support comprises conductive traces for supplying electric energy to the light source; and wherein the light source support comprises a first group of electric contact areas, which are spaced from each other and which are electrically connected with each other, and a second group of electric contact areas, which are spaced from each other and which are electrically connected with each other. The first group of electric contact areas and the second group of electric contact areas form an extended electric contact structure that allows for the light source to be positioned on the light source support in a plurality of different positions.