Abstract: A de-icing light assembly may comprise: a housing; a plurality of lights coupled to the housing; a lens assembly coupled to the housing, the lens assembly comprising: a lens material; an indium tin oxide (ITO) film disposed on the lens material; and a silicon oxide coating disposed on the ITO film.

Abstract: A system for controlling in-flight services using gestures is disclosed. The system comprises: a gesture detection device; an actuator; and a controller. The controller is configured to: receive a detected free space gesture from the gesture detection device; compare the detected free space gesture to a plurality of identified free space gestures; responsive to identifying a free space gesture from the plurality of identified free space gestures, identify an associated in-flight service based on the identified free space gesture; and responsive to identifying the associated in-flight service, send a first command to the actuator to perform the associated in-flight service.

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 out-put of the exterior aircraft light; and a draining device for draining the interior space. The draining device comprises a first drainage tube for receiving fluid, which is to be drained from the interior space; a second drain-age tube for receiving fluid, which is to be drained from the interior space; and a fluid discharge port for discharging fluid out of the housing, wherein the fluid discharge port is in fluid communication with the first drainage tube and with the second drainage tube. Each of the first drainage tube and the second drainage tube 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: The invention discloses a projector unit comprising a housing on which a light module is supported to be pivotable in two spatial directions. Via eccentrics which are supported on the housing, the light module can be rotated in two axes of rotation each having a specific angle of rotation. Preferably, via one eccentric, the light module is pivoted along with the axis of rotation and, via the further eccentric, the light module is rotated about the axis of rotation.

Abstract: An interior aircraft lighting assembly comprises: at least one infrared lighting device for emitting infrared light; at least one further lighting device for emitting visible light; a lighting assembly controller for controlling an operation of the at least one infrared lighting device and of the at least one further lighting device; a supplementary infrared lighting device controller; and a power supply network, which is configured for supplying electric power from the lighting assembly controller to the at least one further lighting device. The supplementary infrared lighting device controller is tapped into the power supply network. The lighting assembly controller is configured to provide an electric trigger pulse on the power supply network for activating the at least one infrared lighting device.

Abstract: An aircraft light comprises at least one light source and a local electric power supply for supplying electric power to the at least one light source. The local electric power supply comprises a power supply housing, which is produced by additive manufacturing and comprises a compartment accommodating power supply electronics and at least one hollow cavity, which is delimited from the compartment. The compartment is filled with a potting material. The aircraft light further comprises a plurality of electric connections extending from the power supply electronics through the potting material to the at least one light source for supplying electric power to the at least one light source, thus enabling an aircraft light output of the aircraft 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 includes a support board; a light source, arranged on the support board; an optical element, arranged over the light source; and a kinematic coupling fixture, establishing a fixed position of the optical element with respect to the support board.

Abstract: The invention relates to an optical arrangement comprising at least one spatial modulator for light, comprising at least one light source and comprising at least one projection region, it being possible for the spatial modulator to be irradiated by the light from the light source and the projection region being connected downstream of the spatial modulator in the beam path of the light, characterized in that the light source can be at least temporarily modulated and the modulator can be controlled such that at least one portion of the projection region can be irradiated by the modulated light, and in that the optical arrangement comprises at least one sensor, by means of which a change to the modulatable light owing to a body approaching and/or retreating and/or being arranged at or in the portion can be detected. The invention further relates to a method using the optical device.

Abstract: An aircraft beacon light includes: a plurality of first LEDs, wherein the plurality of first LEDs emit aviation red light in accordance with Federal Aviation Regulations section 25.1397 at an operating temperature of 25° C.; and a plurality of second LEDs, wherein the plurality of second LEDs are phosphor-converted LEDs of red or reddish orange color; wherein the aircraft beacon light is configured to jointly flash the plurality of first LEDs and the plurality of second LEDs for emitting a red beacon light output.

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 includes a support and a light transmissive cover having a light transmissive body with an interior surface and an exterior surface. The light includes at least one light source arranged between the support and the light transmissive cover; and a first light detector. The light transmissive cover has a first light guide path within the light transmissive body from a first light entry region to a first light exit region, wherein the first light detector is arranged to receive light that travels along the first light guide path and that exits the light transmissive cover at the first light exit region. The first light detector is configured to provide sensor measurements corresponding to the amount of light incident on the first light detector.

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 beacon light includes: a plurality of first LEDs, wherein the plurality of first LEDs emit aviation red light in accordance with Federal Aviation Regulations section 25.1397 at an operating temperature of 25° C.; and a plurality of second LEDs, wherein the plurality of second LEDs are phosphor-converted LEDs of red or reddish orange color; wherein the aircraft beacon light is configured to jointly flash the plurality of first LEDs and the plurality of second LEDs for emitting a red beacon light output.