Abstract: A lighting or signalling device for a motor vehicle, having an optical axis and comprising at least one light source and at least one guide for the light rays between the source and an exit face, the guide having an entry edge associated with the source. The guide for the light rays is formed by a sheet and the sheet comprises a curved rear edge convex towards the rear, able to provide reflection of the light rays towards the exit face. A curved shape of the rear edge being associated with the profile of the exit face so that the emerging light rays have a direction contained in a substantially horizontal plane containing the optical axis of the device.

Abstract: An optical device comprising an exit portion furnished with an exit face and designed to emit, through the exit face, light rays emanating from a first luminous source and from a second luminous source, characterized by the fact that it comprises a first light guide configured to propagate the light rays emanating from the first luminous source toward the exit portion and a second light guide configured to propagate the light rays emanating from the second source toward the exit portion. A preferential application is the field of lighting equipment for motor vehicles.

Abstract: A lens for a motor vehicle optical module, wherein it comprises a series of patterns on an optical surface, said patterns extending in a preferred direction.

Abstract: An optical unit, in particular for an optical module, comprising: at least one first and one second mutually distant luminous sources, at least one convergent multifocal lens, comprising at least one undulated face, the undulated face comprising at least three distinct portions, two of these portions being focused substantially on the first luminous source and the other portion being positioned between these two portions and being focused substantially on the second luminous source.

Abstract: An optical system for generating, from a light source and along an optical axis (X-X), a composite light beam comprising at least one central light beam and at least one peripheral light beam surrounding the central light beam. The system directs towards an optical diffuser for redistributing the composite light beam in a predetermined manner in a plane orthogonal to the optical axis (X-X). The optical system is configured for generating, in a second plane comprising the optical axis (X-X), the central light beam and/or the peripheral light beam in such a manner that light rays of the central light beam and/or of the peripheral light beam are respectively inclined, on either side of the optical axis (X-X), with respect to the optical axis (X-X).

Abstract: An optical device for a motor vehicle comprising a surface light source emitting light rays in a first direction, wherein it comprises an optical system including first deflecting optical means that are at least locally remote from the surface light source and deflecting the light rays emitted in the first direction, in a second direction different from the first direction.

Abstract: An optical device, in particular for a motor vehicle, such as a lighting or indicating device, this device comprising at least two light sources associated with different predetermined photometric functions and a principal light guide comprising an emergent end and arranged to guide the light generated by the light sources towards this emergent end, so that this emergent end defines a common illuminating surface for the two photometric functions.

Abstract: An optical device, in particular for a motor vehicle, such as a lighting or indicating device, this device comprising at least two light sources associated with different predetermined photometric functions and a principal light guide comprising an emergent end and arranged to guide the light generated by the light sources towards this emergent end, so that this emergent end defines a common illuminating surface for the two photometric functions.

Abstract: An optical device, in particular for an automotive vehicle, such as a lighting or signaling device, comprising at least one light source, and at least one light guide designed to guide at least some of the light emitted by the light source, the light guide comprising at least one output face and at least one reflection face designed to reflect, towards the output face, light being propagated in the guide, wherein the light guide exhibits a cylindrical sheet form and/or the output face is not completely planar.

Abstract: An illuminating module for a motor vehicle lamp able to form a wide light beam containing a cutoff, which module is equipped with optical elements comprising an output lens and a plurality of concave reflectors associated with a deflector having a reflective face intended to deflect light beams generated by light sources located in the concavities of the reflectors. The output lens is a toric lens, and these optical elements are arranged in order to make the light beams generated by said light sources converge on points of focus before these light beams are transmitted through the output lens. The module comprises two reflectors (102, 102?) oriented toward each other.

Abstract: An optical device of an automotive vehicle comprises a first luminous source and a light duct designed to conduct light originating from the luminous source in the form of a beam with substantially parallel rays. The light duct comprises a rear face forming at least one reflecting facet designed to return some of the beam substantially along an optical axis (E) of the light duct. It also comprises a front face fashioned as at least one dioptric element associated optically with each reflecting facet and through which the light exits the light duct after return by the associated reflecting facet. Each dioptric element is configured so as to be stigmatic between a point in the substance of the light duct situated in immediate proximity to the center (Oi) of the associated reflecting facet and a point situated at infinity.

Abstract: The present invention concerns a method of manufacturing a lens for motor vehicle lighting modules, the method being intended to generate on the output surface (104) of said lens (100) microstructures formed by level differences situated on said output surface (104), the method including the following steps of forming a meshing on the output surface of said lens such that each mesh has similar dimensions, and generating in each mesh a microstructure formed by an output surface level difference, each level difference having a profile that varies as a function of the position of the mesh on the output surface of the lens.

Abstract: An optical device, in particular for an automotive vehicle, such as a lighting or signaling device, comprising at least one light source, and at least one light guide designed to guide at least some of the light emitted by the light source, the light guide comprising at least one output face and at least one reflection face designed to reflect, towards the output face, light being propagated in the guide, wherein the light guide exhibits a cylindrical sheet form and/or the output face is not completely planar.

Abstract: An optical device for a motor vehicle comprising a surface light source emitting light rays in a first direction, wherein it comprises an optical system including first deflecting optical means that are at least locally remote from the surface light source and deflecting the light rays emitted in the first direction, in a second direction different from the first direction.

Abstract: The present invention relates to an optical system for a motor vehicle, in particular for an indicating and/or lighting device, arranged to emit a light, the intensity of which is maximal in a given prioritized optical direction (20), including: a surface light source (30) exhibiting a front wall emitting a light, the intensity of which is maximal in a principal direction of emission (31), an optical guide (1) comprising an input face (2) and an output face (3) forming at least partly an outer face of the system, the system being arranged such that the light penetrates the guide through the input face (2) and escapes through the output face (3), the optical guide (1) being conformed such that the intensity of the light at the output of the system is maximal in a prioritized optical direction (20).

Abstract: An optical device, in particular for a motor vehicle, such as a lighting or signaling device, this device comprising at least one light guide which is designed to guide at least part of the light which is emitted by a source of light, the light guide comprising at least one output surface and at least one main reflection surface, which is designed to reflect towards the output surface light which is propagated in the guide, the light guide comprising a portion for coupling with the source of light, this coupling portion having a transverse axis (Y), wherein the coupling portion is arranged such that the light which is emitted from this coupling portion is propagated in the light guide, around the transverse axis, according to a total angular opening, measured around this transverse axis, which is strictly less than 360°, and in particular is less than 320° or 300°.

Abstract: An optical device comprising an exit portion furnished with an exit face and designed to emit, through the exit face, light rays emanating from a first luminous source and from a second luminous source, characterized by the fact that it comprises a first light guide configured to propagate the light rays emanating from the first luminous source toward the exit portion and a second light guide configured to propagate the light rays emanating from the second source toward the exit portion. A preferential application is the field of lighting equipment for motor vehicles.

Abstract: A lighting or signaling device for a motor vehicle which is capable of emitting a linear beam in the direction of an optical axis and which comprises a point light source that emits light rays radially around a source; a light ray guiding plate; wherein the light guiding plate is shaped so that the light rays generally propagate in incident propagation planes normal to the plate between the light source and the reflection edge and in reflected propagation planes normal to the plate between the reflection edge and the output edge.

Abstract: A lighting or signaling device for a motor vehicle which is capable of emitting a linear beam in the direction of an optical axis and which comprises a point light source that emits light rays radially around a source; a light ray guiding plate; wherein the light guiding plate is shaped so that the light rays generally propagate in incident propagation planes normal to the plate between the light source and the reflection edge and in reflected propagation planes normal to the plate between the reflection edge and the output edge.

Abstract: A lighting or signaling device for a motor vehicle which is capable of emitting a linear beam in the direction of an optical axis and which comprises a point light source that emits light rays radially around a source; a light ray guiding plate; wherein the light guiding plate is shaped so that the light rays generally propagate in incident propagation planes normal to the plate between the light source and the reflection edge and in reflected propagation planes normal to the plate between the reflection edge and the output edge.