Patent classifications
F21S41/322
OPTICAL ELEMENT AND LIGHT DISTRIBUTING MODULE
The present disclosure discloses an optical element and a light distributing module. The optical element includes an optical element body provided with a light incident surface and a light emergent surface; the optical element body is provided with a second reflective surface peripherally arranged along the light emergent surface; the second reflective surface and the light emergent surface form a cavity, and a light source is arranged in the cavity; the light incident surface is attached to a top of the light source; and along a diameter direction of the light emergent surface, the light emergent surface includes a first transparent surface, a frosted surface, and a second transparent surface, which are connected in sequence. The light distributing module includes: the above-mentioned optical element and a reflector; and along a direction away from the light emergent surface, one end of the reflector is connected with the light emergent surface.
Vehicular lamp fitting
A vehicular lamp fitting comprising a front lens body, a rear lens unit, and a light source that emits light, which passes through the rear lens unit and the front lens body, to form a low beam light distribution pattern, wherein the rear lens unit is a lens unit configured to condense, in a first direction, the light coming from the light source, and includes a first entry surface, and a first exit surface, the front lens body is a lens unit configured to condense, in a second direction, the light coming from the rear lens unit, and includes a second entry surface, and a second exit surface, the front lens body is disposed in an attitude that is inclined, and a curvature of the first exit surface in the longitudinal section or a curvature of the second entry surface in the longitudinal section is different in each longitudinal section.
Lighting Unit for a Motor Vehicle Headlight for Generating a Light Distribution Having a Light-Dark Boundary
The invention relates to a lighting unit for a motor vehicle headlight for generating a light distribution having a light-dark boundary, wherein the lighting unit (1) comprises a light source (2), a first reflector (R.sub.1) having at least one focal point (F.sub.1R1) in which the light source (2) is arranged, a second reflector (R.sub.2) having at least one focal point (F.sub.1R2), wherein the second reflector (R.sub.2) is arranged downstream of the first reflector (R.sub.1) in the beam path (S), and an aperture (B) arranged between the first reflector (R.sub.1) and the second reflector (R.sub.2). The first reflector (R.sub.1) has a first reflector portion (R.sub.11) and at least one second reflector portion (R.sub.12), the aperture (B) being arranged in such a way that it is associated with the first reflector portion (R.sub.11) of the first reflector (R.sub.1) and is arranged at a small distance (D.sub.1) near the beam (S.sub.11) emitted from the first reflector portion (R.sub.11), and clips the intermediate light image generated in the first reflector portion (R.sub.11) to form a light-dark boundary, and the intermediate light image generated in the second reflector portion (R.sub.12) is substantially free of influence of shadowing of the aperture arrangement.
Illumination Device for a Motor Vehicle Headlight, and Motor Vehicle Headlight
The invention relates to a lighting device (1) for a for a motor vehicle headlight and/or for a rear light of a motor vehicle and/or for a signal light for a motor vehicle registration for generating at least two, in particular precisely two, light distributions, or for generating at least two, in particular precisely two different lighting functions, wherein the lighting device (1) comprises an optical element (2) and two light sources (30, 40)—a first light source (30) and a second light source (40), in particular LED light sources—wherein each of the light sources (30, 40) can be controlled independently of the other light source or sources, wherein the optical element (2) is formed from an optically transparent material, and wherein the optical element (2) has a light coupling region (10) and a light exit surface (11), and wherein light of the light sources (30, 40) which is introduced into the optical element (2) via the light coupling region (10) at least partially exits via the light exit surface (11), wherein the light coupling region (10) is formed from a central light coupling surface (100) and a lateral coupling surface (200) on the side, wherein the central light coupling surface (100) is opposite the light sources (30, 40), and wherein the lateral coupling surface (200) adjoins the central light coupling surface (100) in such a way that a recess is formed in the optical element (2), in or opposite which the light sources (30, 40) are arranged and into which the light sources (30, 40) emit their light, wherein the two light sources (30, 40) lie on a straight line (G) which runs in a vertical direction (R), which runs parallel to a vertical axis (Z), and wherein the first light source, seen in the vertical direction (30), lies above the second light source (40), and wherein the light coupling region (10) has two focal points (F1, F2), wherein one of the light sources (30) is arranged in one of the focal points (F1) and the other light source (40) is arranged in the other focal point (F2), wherein the lateral coupling surface (200) of the light coupling region (10) is designed in such a way that, in a region which is at least partially or completely above a first horizontal plane (E1) in which the first light source (30) is arranged, in the vertical direction (R), the lateral boundary surface (200) has a first, curved lateral boundary surface portion (201), and
Illumination module, vehicle lamp, and vehicle
An illumination module, and a vehicle lamp and vehicle comprising the module. The illumination module, comprises a low-beam light source, a low-beam optical element, a high-beam light source, and a high-beam optical element. The low-beam optical element comprises a light incident portion and a reflection portion; the light incident portion is configured as a light gathering structure; the low-beam light source is provided at a position where the low-beam beam generated by the low-beam light source can pass through the light incoming parts; the reflection portion is provided below a light emission direction of the light incident portion, and a cut-off line is formed at a front end of the reflection portion; the high-beam light sources and the high-beam optical element are provided below the reflection portion. The illumination module is simple in structure and design and can improve light energy utilization efficiency while facilitating a compact and attractive design.
ILLUMINATION SYSTEM FOR A LIGHTING AND/OR SIGNALLING DEVICE OF A MOTOR VEHICLE
Lighting module of a lighting and/or signalling device for a motor vehicle including at least one light source positioned on a source support, an optical element comprising an input face which receives light rays emitted by said at least one light source and is positioned facing the latter, and a frame supporting the optical element and fastened to said source support. The optical element has at least one stud having a free end projecting towards the source support, said at least one stud being made of the same material as the optical element and being in direct or indirect contact with the source support when the lighting module is assembled.
HEADLIGHT APPARATUS
A headlight apparatus includes a high beam headlight and a low beam headlight, which includes: an LED; an LED collimator that is a light source condensing optical system configured to condense a light emitted from the LED; a light guide that is a light distribution controlling light guide, a light from the LED collimator entering the light guide; and a projector lens that a light from the light guide enters, the projector lens being configured to project a light. The light guide includes an incident surface, a plurality of total reflection surfaces, and an emission surface. A first light of an incident light from the incident surface is emitted from the emission surface without reaching the plurality of total reflection surfaces, and a second light of the incident light is emitted from the emission surface via multiple times of total reflection by the plurality of total reflection surfaces.
Unitary Multi-Optic Systems with Optical Barriers
A unitary multi-optic system has two or more co-molded individual optics molded such that each individual optic is adjacent at least one other individual optic, each individual optic configured to be illuminated with a respective individual radiation source. An optical-blocking barrier is integrally molded with the individual optics and configured to prevent transmission of undesired source emissions between the two or more co-molded individual optics.
Holding collimator elements in a lighting arrangement
A lighting arrangement includes a plurality of light sources in spaced arrangement. Collimator elements are arranged in front of the light sources. A holder with a plurality of spaced openings is provided to hold the collimator elements within the openings in such a way that the openings are arranged to contact the collimator elements from at least two opposed sides, In order to allow exact positioning and easy manufacturing, the holder comprises at least a first portion and a second portion such that at least some of the openings are formed between the first and the second portions.
Vehicular lamp
A vehicular lamp includes a first light source that emits light forming a passing light distribution pattern; a second light source that is disposed forward of the first light source and emits light forming a traveling light distribution pattern; a reflector that reflects the light from the first and the second light sources; a first lens that projects the light reflected forward by the reflector; and a second lens that transmits the light from the second light source toward the reflector. The second light source and the first light source are disposed on the same plane. The reflector has first and second reflective surfaces. The first reflective surface reflects the light from the first light source to the first lens. The second reflective surface is disposed forward of the first reflective surface and reflects the light from the second light source through the second lens to the first lens.