Patent classifications
F21S41/635
LIGHTING DEVICE WITH OPTICAL COMPONENT
A lighting device, automotive lighting system and method of manufacturing a light device are described. A lighting device includes a mounting portion, at least one first light emitting element, at least one second light emitting element, and at least one optical component. The mounting portion includes at least a central mounting face and at least one lateral mounting face at an angle with respect to the central mounting face. The at least one first light emitting element is mounted on the central mounting face. The at least one second light emitting element is mounted on the at least one lateral mounting face. The at least one optical component is mounted to the mounting portion and configured to adjust an intensity distribution of light emitted from the at least one of the at least one first light emitting element or the at least one second light emitting element.
PROJECTION ASSEMBLY FOR A MOTOR VEHICLE AND METHOD FOR ADJUSTING SAID PROJECTION ASSEMBLY
An assembly for projecting a light beam includes a first sub-assembly for generating light rays, and a second sub-assembly comprising a converging lens. The first sub-assembly is arranged upstream of the second sub-assembly such that the light rays coming from the first sub-assembly are sent to the converging lens and such that the light rays emerging from the converging lens form the light beam. According to the invention, the projection assembly includes at least one connection system connecting the first sub-assembly to the second sub-assembly and allowing at least one translational movement of the first sub-assembly and the second sub-assembly relative to each other in a first longitudinal direction (X). Moreover, the connection system comprises a locking member that is movable between a first position in which the first sub-assembly and the second sub-assembly are motionless with respect to each other and a second position enabling the translational movement.
Light device for generating plurality of beam pattern images
A light device is configured to generate a plurality of beam pattern images in which various images of light emitted from a plurality of fine light emitters are projected through fine lenses and shields, whereby various images of light are projected in accordance with whether the fine light emitters are turned on. Further, a light source array, a shield array, and a lens array are each formed in a plate shape, so the size decreases and the structure is simplified.
Exterior Lighting
Light-based devices may be provided that emit light. The light-based devices may be incorporated into systems such as vehicles. The light-based devices may include light sources such as light-emitting diodes and lasers. Mirrors may be used to collimate light from the light sources. Light modulators may be used to pattern light from the light sources. The light sources may include light sources of different colors. Arrays of pixels may be used to provide dynamically varying patterns of emitted light. A light source may produce light that is diffracted by an array of diffractive elements on a window. Mechanical and electrical shutters may obscure light sources, mirrors, and light-emitting components mounted on windows.
HEADLIGHT MODULE AND HEADLIGHT DEVICE
A headlight module includes: a light source for emitting light; a condensing optical element for concentrating the light; and an optical element including an incident surface for receiving the concentrated light, a reflecting surface for reflecting the received light, and an emitting surface for emitting the reflected light. The condensing optical element changes a divergence angle of the light to form a light distribution pattern. The reflected light and light that enters the optical element and is not reflected by the reflecting surface are superposed on a plane including a point located at a focal position of the emitting surface in a direction of an optical axis of the emitting surface and being perpendicular to the optical axis, thereby forming a high luminous intensity region in the light distribution pattern on the plane. The emitting surface has positive refractive power and projects the light distribution pattern formed on the plane.
Lighting Apparatus for a Motor Vehicle Headlamp
A lighting device (10) for a motor vehicle headlamp, which lighting device comprises the following: at least one first light source (50) for radiating light beams in a first radiation direction (X1), a first deflection device (100) with a deflection surface (110), which is set up to deflect at least a portion of the light beams of the at least one first light source (50) in a second radiation direction (X2), and a second deflection device (200) with a multiplicity of deflection elements which can be controlled and moved independently of one another for deflecting at least a portion of the light beams of the light beams deflected by the first deflection device (100) in a third radiation direction (X3) and for creating a light distribution in front of the lighting device (10), wherein the first deflection device (100) comprises at least one second light source (60), which at least one second light source (60) has a main radiation direction in which light beams of the second light source can be emitted, wherein the at least one second light source (60) is arranged on the deflection surface (110) of the first deflection device (100) in such a manner that the main radiation direction is parallel to the second radiation direction (X2).
METHOD FOR CORRECTING A LIGHT PATTERN AND AUTOMOTIVE LIGHTING DEVICE
A method for correcting a light pattern provided by an automotive lighting device, wherein the light pattern is provided at least by a matrix arrangement of light sources. The method includes a first step of projecting a high beam pattern with a first zone where luminous intensity is lower, the first zone having a rectangular edge with four sides. The second step includes providing a number of pixels for each of the four sides of the edge of the first zone, thus creating an upper blur zone, a lower blur zone, a left blur zone and a right blur zone. A final step includes creating a blur pattern for the upper blur zone which extends along columns, a blur pattern for the lower blur zone which extends along columns, a blur pattern for the left blur zone which extends along rows and a blur pattern for the right blur zone which extend along rows, where the luminous intensity in each row or column adapts from the luminous intensity of the first zone to the luminous intensity of the high beam pattern. An automotive lighting device configured to perform these steps is also provided.
LIGHTING DEVICE CAPABLE OF CONTROLLING LIGHT RADIATION DIRECTION
A lighting device configured for controlling a light radiation direction thereof, may include a housing provided with a light source; a lens unit provided in the housing, the lens unit being configured to concentrate the light generated from the light source; a length-variable unit mounted to the housing, the length-variable unit being configured so that a length thereof is changed, in a response to application of electricity thereto, in a direction in which the position of the lens unit is changed; and a controller configured to control a light radiation direction of the lens unit by setting a voltage of the electricity to be applied to the length-variable unit so that a length of the length-variable unit is changed according to a set voltage and the position of the lens unit is changed according to a change in the length of the length-variable unit.
Illumination Device for Motor Vehicle Headlight or Motor Vehicle
Illumination device, for a motor vehicle headlight, has an illuminant and an optical device associated therewith. The optical device has adjustment means to adjust operating states (OS) of the optical device. In a first OS, the optical device forms a first light function with light of the illuminant. In a second OS, the optical device forms a second light function different from the first light function with light of the illuminant. The illuminant includes light sources spaced apart from one another, and the optical device has scattering elements to scatter the light of the light sources. The adjustment means is configured to adjust the optical device such that in the first OS, the optical device has a first normal distance to the light sources and, in the second OS, has a second normal distance to the light sources, wherein the second normal distance is greater than the first normal distance.
Lighting apparatus for vehicle
A lighting apparatus of a vehicle is provided to allow irradiation of light to be diffused into a surrounding area together with a lighting area in which the light is irradiated. The is irradiated even from a bumper or a grille of the vehicle. In addition, in an area in which the irradiation of the light is diffused in the vehicle in addition to the lighting area, the diffusion of the light is selectively determined.