Hella Gmbh & Co Kgaa

Bernd Fischer

Marc Kaup

Benjamin Willeke

Mathias Drueppel

David Duhme

Jan-Henning Willrodt

Julien Hansen

Kai Ehlert

Claas Tebruegge

Mathias Drüppel

Lukas Poertner

Martin Mügge

Carsten Hohmann

Stefan Eberhardt

Dirk Kliebisch

Christian Schmidt

Christian Huester

Tobias Irmscher

Philip Stroop

Joerg Sieme

Ingo Möllers

Diana Mundt

Paul Friesen

Henrik Hesse

Alexander Klarius

Tilman Maucher

Susanne Köhler

Thorsten Kleinelümern

An illumination apparatus for a motor vehicle having at least one light source from which light is emitted when the illumination apparatus is in operation, a collimation optical system through which, when the illumination apparatus is in operation, the light emitted from the at least one light source passes at least in part, and a secondary optical system with at least one array of cylinder lenses arranged adjacently on a face, through which, when the illumination apparatus is in operation, the light emitted by the collimation optical system passes at least in part, wherein the secondary optical system has an entry face and an exit face for the light emitting from the collimation optical system. The secondary optical system being arranged such that the exit face of the secondary optical system forms an angle unequal to 0° or unequal to 180° with the vertical when the illumination apparatus is installed.

Illumination apparatus for a motor vehicle

A lighting device for a motor vehicle, in particular a headlight for a motor vehicle, comprising a plurality of light sources from which light is emitted during operation of the lighting device, and a collimation optical system that includes a plurality of collimating lenses, each having an entry surface and an exit surface through which the light emitted from the light sources passes, and a secondary optical unit that includes at least one array of lenses. The light emitted from the collimation optical system passes through the at least one array of lenses. The collimating lenses are arranged in at least two rows, at least two of the collimating lenses being adjacently situated in each of the rows in a first direction and the rows being adjacently situated in a second direction that is substantially perpendicular to the first direction.

Lighting device for a motor vehicle having a collimiation optical system and a secondary optical unit with sequential lens arrays

A lamp for vehicles is provided with a number of light modules that are offset or tilted in relation to one another, such that light distributions of the light modules can be overlapped to obtain a homogenous overall light distribution.

Lamp for vehicles

A lighting device for a motor vehicle includes numerous light sources and a collimator with numerous collimator lenses. Each collimator lens has an entry surface and an exit surface through which light from the light sources passes successively. Projection optics include a first and second transparent substrates, each with an entry surface and an exit surface. At least one array of cylindrical lenses are on the entry and/or exit surface of the first and second substrates. Light exiting the collimator first passes through the at least one array of cylindrical lenses on the first substrate and then through the at least one array of cylindrical lenses on the second substrate. The projection optics include a first array of cylindrical lenses on the first substrate, the cylinder axes of which extend in a first direction, which is horizontal when the lighting device is installed in a vehicle.

Lighting device for a motor vehicle

A method is provided for constructing an optical functional unit that has an optical component. The optical component has a surface, on which an opaque coating is applied, through which light passes. Portions of the opaque coating are removed from the surface forming at least one window through which the light from at least one light source can pass. A frame is provided that has at least two reference points. The optical component is placed on the frame. The reference points are detected on the frame with an optical sensor. The positions of the windows are calculated on the surface through which light passes in relation to the reference points with a control unit. Portions of the opaque coating are removed using a laser beam source to create the at least one window. The light module is placed in alignment with the reference points on the frame.

Method for constructing an optical functional unit

A lighting device for a vehicle, in particular a headlight, including a light source, from which light emerges in operation of the lighting device, a collimation optical system having an incident face and an emergent face, which the light emerging from the light source passes through, a projection optical system having a first array of lenses and a second array of lenses, wherein the light emerging from the collimation optical system first passes through the first array of lenses and after that through the second array of lenses, as well as a diaphragm, which the light passes through, wherein the diaphragm is arranged in front of the first array of lenses, so that in operation of the lighting device the light does not strike the first array of lenses until after passing through the diaphragm.

Headlight for a vehicle including a lighting device having a collimation optical system with diaphragm and projection optical system

An illumination device for a motor vehicle, in particular a high-resolution headlamp, comprising an imaging component with an active surface at which imaging elements are arranged in the manner of a matrix for the specific creation of pixels of a light distribution, projection optics by means of which the light coming from the active surface is projected into the space outside the motor vehicle in operation of the illumination device, wherein the illumination device has an aperture diaphragm with a variable opening width through which at least part of the light coming from the active surface can pass in operation of the illumination device.

Illumination device for a motor vehicle, in particular a high-resolution headlamp

A lighting module for use in a lighting device for a vehicle, having at least one light source unit, a first optical unit and a second optical unit as well as at least one support element, wherein the light source unit comprises at least one light source, and wherein at least the first optical unit and the second optical unit are arranged, in particular in a positionally fixed manner, on the support element, and wherein at least one first reference mark is provided on the first optical unit and at least one second reference mark on the second optical unit. In addition, the invention relates to a lighting device as well as to a method.

Reduced-tolerance lighting device for vehicles

A front light module for a headlamp is provided, with a light source unit containing a number of light sources, and with an optical unit featuring a lens for generating a front light distribution (L). The optical unit features a number of collimator lens elements arranged adjacent to each other. A first collimator lens element features a rotationally symmetrical light emitting surface and a second collimator lens element features a rotationally symmetrical light emitting surface section and a toroidal light emitting surface section.

Front light module

A Lighting device for a motor vehicle is provided comprising at least one light source from which light is emitted during operation of the lighting device. An optical component into which the light emanating from the at least one light source enters is also provided, along with a light influencing means having an active surface for selectively influencing individual pixels or groups of pixels of the light. The light influencing means reflects or deflects light incident thereon in such a way that it emerges at least partially from the lighting device. Illumination optics are formed on or in the optical component. The light is reflected or deflected by the illumination optics during operation of the lighting device onto the active surface of the light influencing means. The light influencing means is arranged outside the optical component in such a way that light emanating from the illumination optics emerges from the optical component, impinges on the active surface of the light influencing means, is reflected or deflected by the latter, and then re-enters into the optical component.

A lighting device for a motor vehicle, in particular a headlamp, comprising at least two, preferably three, light sources, from which light emanates during the operation of the lighting device, the light of each of the light sources differing from that of the other light sources with regard to its wavelength spectrum, comprising modulator, which bring about a modulation of the light emanating from the light sources during the operation of the lighting device, so that information is transmitted by the light, the lighting device having a mixer for mixing the light emanating from the individual light sources, so that white light emerges from the lighting device during the operation of the lighting device.

Illumination device for a motor vehicle

A headlight for a vehicle with a cooling device for a semiconductor illuminant, wherein the cooling device comprises a fluid circuit with an evaporator, on or in which the semiconductor illuminant is arranged and a cooling medium can be evaporated, and wherein the cooling device further comprises a condenser on or in which the cooling medium can be condensed. The cooling medium comprises a first coolant, which has a first lower evaporation temperature and the cooling medium comprises a second coolant, which has a second higher evaporation temperature.

Headlight for a vehicle with a cooling device for a semiconductor illuminant

A method for detecting misadjustments of a headlamp of a vehicle and to a device for this purpose. It is provided that the vehicle is provided with a detector with which at least one light signal of another road user is detected, and wherein the vehicle is equipped with a control unit with which light signal information of the detector is captured and by means of which adjustment information for correcting the misadjustment of the headlamp is output as a function of the captured light signal information.

Method for detecting misadjustments of the cut-off line of a headlamp

A light source, specifically an LED or laser diode with a light-emitting surface from which light can be emitted during operation of the light source. An optical element made of transparent material is provided, into which the light emitted by the surface can be beamed. The optical element is molded onto at least one surface formed on the light source using a molding method. A gap is formed between the light-emitting surface and optical element.

Light source with a primary lens made of silicone and a method for manufacturing the light source

A lighting apparatus for an automated or partially automated vehicle, having a light module, which contains a light source unit having a number of light sources and an optical unit assigned to the light source unit for generating a light signal, a surroundings sensor unit for detecting road users in surroundings of the vehicle, a control unit for controlling the light module, so that the light module generates the light signal as a function of the road users detected by the surroundings sensor unit and/or a relative position thereof with respect to the vehicle, the light module being positioned in a defined location of the vehicle and being designed in such a way that the light signal may be radiated at different horizontal and/or vertical spatial angles.

Growing community of inventors

Altenbeken, Germany

Bernd Fischer