CN112432132B - Integrated lens, lighting module and vehicle - Google Patents
Integrated lens, lighting module and vehicle Download PDFInfo
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- CN112432132B CN112432132B CN201910790323.8A CN201910790323A CN112432132B CN 112432132 B CN112432132 B CN 112432132B CN 201910790323 A CN201910790323 A CN 201910790323A CN 112432132 B CN112432132 B CN 112432132B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
- F21S41/25—Projection lenses
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
- F21S41/25—Projection lenses
- F21S41/27—Thick lenses
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
- F21S41/25—Projection lenses
- F21S41/255—Lenses with a front view of circular or truncated circular outline
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2102/00—Exterior vehicle lighting devices for illuminating purposes
- F21W2102/10—Arrangement or contour of the emitted light
- F21W2102/13—Arrangement or contour of the emitted light for high-beam region or low-beam region
- F21W2102/135—Arrangement or contour of the emitted light for high-beam region or low-beam region the light having cut-off lines, i.e. clear borderlines between emitted regions and dark regions
- F21W2102/155—Arrangement or contour of the emitted light for high-beam region or low-beam region the light having cut-off lines, i.e. clear borderlines between emitted regions and dark regions having inclined and horizontal cutoff lines
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Lenses (AREA)
Abstract
The invention provides an integrated lens which comprises an integrally formed lens body, wherein the lens body comprises a light inlet side, a converging part and a light outlet side, and the light inlet side and the light outlet side are positioned at two ends of the converging part; the light source comprises a light source, and is characterized in that a groove used for containing the light source is formed in the end part of the light inlet side, the inner wall of the groove comprises a first refraction surface right facing the light source and a second refraction surface surrounding the first refraction surface, the periphery of the light inlet side is formed with a reflection arc-shaped surface surrounding the bowl-shaped groove, light rays emitted by the light source are gathered through an arc-shaped convex surface, large-angle light rays are mainly gathered through the reflection arc-shaped surface, and the two light rays are gathered at the same image point position. The invention also provides a lighting module and a vehicle comprising the integrated lens. The integrated lens provided by the invention can fully improve the utilization rate of light rays emitted by the point light source, adjust the light type and reduce the volume of the lighting module.
Description
Technical Field
The invention belongs to an integrated lens, an illumination module and a vehicle.
Background
The present car light structure using LED as illuminant generally includes LED light source, reflection cover body, shading part and projection objective. The light emitting center of the LED is positioned on the focus of the paraboloid of the reflecting cover body, and light emitted by the LED light source is reflected by the paraboloid of the reflecting cover body, is transmitted to the shading part to be adjusted into a preset light type, and is collimated and output by the projection objective.
In the structure of adopting the reflector body and projection objective combination, the reflector body generally adopts the bowl formula, no matter how the setting mode of the reflector body is, all occupy great space in whole light-emitting system, and the structure of whole car light can not realize the miniaturization, and the volume of the projection lamp that exists is great, problem that weight is heavier. On the other hand, even the reflection cover body can lead out the light of the point-like light source in parallel, but because of the structural defect of the reflection cover body, partial divergent light is directly emitted without being reflected, and the problem of light type defect is caused. Meanwhile, the structure has higher requirements on the installation positions of all the parts, is high in matching precision of a system and not easy to install, and easily causes the problem of poor light type due to errors of the installation positions.
Disclosure of Invention
The invention provides an integrated lens, a lighting module and a vehicle, and aims to solve the problems of large size, light type defects and high installation requirements of the existing lighting module.
The technical scheme adopted by the invention for solving the technical problems is as follows:
in one aspect, the invention provides an integrated lens, which comprises an integrally formed lens body, wherein the lens body comprises a light inlet side, a converging part and a light outlet side, and the light inlet side and the light outlet side are positioned at two ends of the converging part;
the end part of the light inlet side is provided with a groove for containing a light source, the inner wall of the groove comprises a first refraction surface facing the light source and a second refraction surface surrounding the first refraction surface, the first refraction surface is an arc convex surface protruding towards the light source direction, a bowl-shaped reflection arc surface surrounding the groove is formed on the periphery of the light inlet side, partial light of the light source is refracted by the first refraction surface and converged to the convergence part, the groove is located at the object point position of the reflection arc surface, the convergence part is located at the image point position of the reflection arc surface, and partial light of the light source is refracted by the second refraction surface and then reflected by the reflection arc surface and converged to the convergence part;
the terminal surface of light-emitting side is the arc refracting surface, the arc refracting surface deviates from collect a direction protrusion, collect the position and be located the focus position of arc refracting surface.
Optionally, the first refraction surface and the arc-shaped refraction surface are spherical surfaces, the second refraction surface is a circular truncated cone-shaped annular wall or a cylindrical annular surface, and the reflection arc-shaped surface is an ellipsoidal rotating curved surface.
Optionally, a first diameter-reducing portion is formed between the converging portion and the light inlet side, and the outer diameter of the first diameter-reducing portion gradually decreases along the direction from the light inlet side to the converging portion; a second reducing portion is formed between the converging portion and the light emitting side, and the outer diameter of the second reducing portion is gradually reduced along the direction from the light emitting side to the converging portion.
Optionally, the first diameter-reducing portion and the second diameter-reducing portion are both circular truncated cone structures.
Optionally, the taper angle of the first reduced diameter portion is 60 ° to 160 °, and the taper angle of the second reduced diameter portion is 60 ° to 160 °.
Optionally, a first tangent plane is formed on an outer wall of the first diameter-reducing portion, and the first tangent plane is tangent to a central position of the collecting portion from the outer wall of the first diameter-reducing portion along a direction from the light inlet side to the collecting portion;
a second section is formed on the outer wall of the second diameter-reducing part, and the second section is cut to the central position of the converging part from the outer wall of the second diameter-reducing part along the direction from the light-emitting side to the converging part;
the first tangent plane and the second tangent plane are symmetrically arranged with the central axis of the collecting part as a symmetry axis, and an intersection line is formed on the collecting part by the first tangent plane and the second tangent plane and passes through the central position of the collecting part.
Optionally, the first tangent plane includes a first plane and a second plane parallel to each other, and the first plane and the second plane are not coplanar to form a stepped first tangent plane;
the second tangent plane comprises a third plane and a fourth plane which are parallel to each other, and the third plane and the fourth plane are not coplanar to form a step-shaped second tangent plane;
the cross-connecting line is Z-shaped.
Optionally, the intersection line includes a first line segment, an intermediate line segment and a second line segment, the first line segment is located between the first plane and the third plane, the second line segment is located between the second plane and the fourth plane, the intermediate line segment is a drop connecting line between the first line segment and the second line segment, an included angle between the intermediate line segment and the first line segment is 135-165 °, an included angle between the intermediate line segment and the second line segment is 135-165 °, and a height drop between the first line segment and the second line segment is 1.5-10 mm.
Optionally, the lens body is made of a transparent resin material, a silica gel material or a glass material.
In another aspect, the invention provides a lighting module comprising a light source and an integral lens as described above.
In another aspect, the invention provides a vehicle comprising a lighting module as described above.
According to the integrated lens provided by the invention, the light is refracted or reflected on the surface of the lens body and is related to the incident angle thereof, when the incident angle of the light is smaller, the light is deflected to penetrate through the surface of the lens body, when the incident angle of the light is larger, the light is deflected to generate reflection on the surface of the lens body, according to the principle, the integrated lens is provided with the first refraction surface protruding towards the light source and the bowl-shaped reflection arc-shaped surface on the light inlet side, the light emitted by the light source is divided into two parts, the middle part light ray is opposite to the first refraction surface, the incident angle is smaller, so the middle part light ray is refracted by the arc-shaped first refraction surface and is converged to the convergence part, the outer part light ray firstly enters the light inlet side through the refraction effect of the second refraction surface, and the incident angle of the entering light ray and the reflection arc-shaped surface is larger, the light that collects to the portion that collects is in with the mode that is similar to punctiform light source again via the reflection of reflection arcwall face collects the portion that collects the light that collects the portion is in the focus position of the arc refracting surface of light-emitting side is dispersed, passes through the refraction effect of arc refracting surface forms parallel light and jets out to reach the effect of adjusting the light type, this structure can fully improve the light utilization ratio that punctiform light source jetted out simultaneously, avoids the use of traditional bowl structure, is favorable to reducing the volume of illumination module.
Drawings
FIG. 1 is a schematic cross-sectional view of an integral lens provided in accordance with an embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view of an integral lens provided in accordance with another embodiment of the present invention;
FIG. 3 is a schematic structural diagram of an integral lens provided in another embodiment of the present invention;
fig. 4 is a light simulation diagram of an integral lens according to another embodiment of the present invention.
The reference numbers in the drawings of the specification are as follows:
1. a light source; 2. a light inlet side; 21. a groove; 22. a first refractive surface; 23. a second refraction surface; 24. a reflective arc surface; 3. a first diameter-reducing portion; 31. a first section; 311. a first plane; 312. a second plane; 4. a collecting part; 5. a second diameter-reducing portion; 51. a second section; 511. a third plane; 512. a fourth plane; 6. a light emitting side; 61. an arc-shaped refracting surface; 7. cross-connecting wires; 71. a first line segment; 72. a middle line segment; 73. a second line segment.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1, an embodiment of the present invention provides an integrated lens, including an integrally formed lens body, where the lens body includes a light inlet side 2, a light collecting portion 4, and a light outlet side 6, and the light inlet side 2 and the light outlet side 6 are located at two ends of the light collecting portion 4;
the end part of the light inlet side 2 is provided with a groove 21 which is used for opening towards the light source 1, the light source 1 is positioned at the opening position of the groove 21, the inner wall of the recess 21 comprises a first refractive surface 22 facing the light source 1 and a second refractive surface 23 surrounding the first refractive surface 22, the first refraction surface 22 is an arc convex surface protruding towards the light source 1, the periphery of the light inlet side 2 is provided with a bowl-shaped reflection arc surface 24 surrounding the groove 21, part of the light source 1 is refracted and collected to the collecting part 4 through the first refraction surface 22, the groove 21 is located at the position of an object point of the reflecting arc-shaped surface 24, the collecting part 4 is located at the position of an image point of the reflecting arc-shaped surface 24, part of the light rays of the light source 1 are refracted by the second refraction surface 23, reflected by the reflection arc surface 24, and collected to the collection portion 4.
The light source 1 (which can be used as an object point) and the collection portion 4 (which can be used as an image point) are in object-image conjugate relation, the small-angle light rays are collected by the second refraction surface 23, the large-angle light rays are mainly collected by the reflection arc surface 24, and the two types of light rays have the same image point in the collection portion 4.
The terminal surface of light-emitting side 6 is arc refracting surface 61, arc refracting surface 61 deviates from collect 4 direction bulges of portion, collect portion 4 and be located the focus position of arc refracting surface 61.
In fig. 1, the propagation path of light in the lens body is shown, whether the light is refracted or reflected on the surface of the lens body is related to the incident angle, when the incident angle of the light is small, the light is deflected to pass through the surface of the lens body, when the incident angle of the light is large, the light is deflected to generate reflection on the surface of the lens body, according to the above principle, the integrated lens is provided with a first refracting surface 22 protruding towards the light source 1 and a bowl-shaped reflecting arc surface 24 on the light inlet side 2, the light emitted from the light source 1 is divided into two parts, the middle part light is opposite to the first refracting surface 22, the incident angle is small, so the middle part light is refracted by the arc-shaped first refracting surface 22 and collected to the collecting part 4, the outer part light enters the light inlet side 2 through the refraction of the second refracting surface 23, the light that gets into with reflection arcwall face 24's incident angle is great, via again reflection arcwall face 24's reflection collects portion 4 collects, collects to the light that collects portion 4 is again in with the mode that is similar to punctiform light source the focus position of the arc refracting surface 61 of light-emitting side 6 is dispersed, process the refraction effect of arc refracting surface 61 forms parallel light and jets out to reach the effect of adjusting the light type, this structure can fully improve the light utilization ratio that punctiform light source 1 jetted out simultaneously, avoids the use of traditional bowl structure, is favorable to reducing the volume of illumination module.
In some embodiments, the first refractive surface 22 and the curved refractive surface 61 are spherical surfaces, the second refractive surface 23 is a circular truncated cone-shaped annular wall or a cylindrical annular surface, and the reflective curved surface 24 is an ellipsoidal surface of revolution.
The first refraction surface 22 is a spherical surface and has a light converging effect, the light source 1 is positioned outside the focus of the first refraction surface 22, so that a light converging point can be formed on the other side of the first refraction surface 22, and the curvature of the first refraction surface 22 controls the light converging point to be positioned at the converging part 4; the reflecting arc-shaped surface 24 is an ellipsoidal rotating curved surface and is provided with a near focus and a far focus, the groove 21 is positioned at the near focus position, light rays emitted by the light source 1 can be collected at the far focus position, and the far focus is superposed with the collecting part 4; the arc-shaped refraction surface 61 is a spherical surface, the collection part 4 is located at the focal position of the collection part, and the scattered light emitted by the collection part 4 can be emitted in parallel through the arc-shaped refraction surface 61, so that the light shape adjustment is realized.
For example, in another embodiment, the curvature of each position of the arc-shaped refracting surface 61 may be adjusted according to the refraction of the light source 1 by the second refracting surface 23 so that the light is collected in the collecting portion 4.
In one embodiment, a first reduced diameter portion 3 is formed between the light collecting portion 4 and the light entering side 2, and the outer diameter of the first reduced diameter portion 3 gradually decreases along the direction from the light entering side 2 to the light collecting portion 4; a second reduced diameter portion 5 is formed between the converging portion 4 and the light emitting side 6, and the outer diameter of the second reduced diameter portion 5 is gradually reduced along the direction from the light emitting side 6 to the converging portion 4.
The first diameter-reduced part 3 and the second diameter-reduced part 5 are arranged to remove the part of the lens body which is not passed by light, thereby reducing the weight and material consumption of the lens body and reducing the material cost. On the other hand, the light distribution performance is enhanced by adjusting the light pattern by the first diameter-reduced portion 3 and the second diameter-reduced portion 5.
As shown in fig. 1, in one embodiment, the first reduced diameter portion 3 and the second reduced diameter portion 5 are each of a circular truncated cone structure.
Preferably, the taper angle of the first reduced diameter portion 3 is 60 ° to 160 °, and the taper angle of the second reduced diameter portion 5 is 60 ° to 160 °. More preferably, the taper angle of the first reduced diameter portion 3 is 80 ° to 140 °, and the taper angle of the second reduced diameter portion 5 is 80 ° to 140 °.
The taper angles of the first diameter-reduced part 3 and the second diameter-reduced part 5 are limited to 60 to 160 degrees, which is beneficial to shortening the total length of the lens body and reducing the weight.
As shown in fig. 2 and 3, in another embodiment of the present invention, a first cut surface 31 is formed on the outer wall of the first reduced diameter portion 3, and the first cut surface 31 is cut from the outer wall of the first reduced diameter portion 3 to the central position of the converging portion 4 along the direction from the light entering side 2 to the converging portion 4;
a second tangent plane 51 is formed on the outer wall of the second diameter-reducing part 5, and the second tangent plane 51 is cut from the outer wall of the second diameter-reducing part 5 to the central position of the converging part 4 along the direction from the light-emitting side 6 to the converging part 4;
the first cut surface 31 and the second cut surface 51 are symmetrically arranged with respect to the central axis of the collecting portion 4 as a symmetry axis, the first cut surface 31 and the second cut surface 51 have a junction line 7 formed in the collecting portion 4, and the junction line 7 passes through the central position of the collecting portion 4.
Because the light emitted by the light source 1 is collected at the collection portion 4 under the action of the first refraction surface 22 and the reflection arc-shaped surface 24, the light of the collection portion 4 can be partially shielded by arranging the first tangent surface 31 and the second tangent surface 51, as shown in fig. 2, the first tangent surface 31 and the second tangent surface 51 form a shielding effect on the part of the light entering the collection portion 4, so that the part of the light of the collection portion 4 which shoots at the arc-shaped refraction surface 61 is shielded, and a bright-dark boundary can appear in the formed light type.
In a more preferred embodiment, as shown in fig. 3, the first cut surface 31 includes a first plane 311 and a second plane 312 parallel to each other, and the first plane 311 and the second plane 312 are not coplanar to form a stepped first cut surface 31;
the second tangent plane 51 comprises a third plane 511 and a fourth plane 512 which are parallel to each other, and the third plane 511 and the fourth plane 512 are not coplanar to form a step-shaped second tangent plane 51;
the cross-over line 7 is Z-shaped.
The light pattern effect diagram obtained by simulating the screen illumination of the integrated lens by 25 meters is shown in figure 4, and as can be seen from the diagram, the cut-off line of the light pattern effect diagram is in an asymmetric Z shape and is matched with the cross-over line 7 of the Z shape, so that the glare of drivers of opposite vehicles is avoided, and the glare of opposite pedestrians and non-motor vehicle users can also be prevented.
Specifically, on the lens body, the intersection line 7 includes a first line segment 71, a middle line segment 72 and a second line segment 73, the first line segment 71 is located between the first plane 311 and the third plane 511, the second line segment 73 is located between the second plane 312 and the fourth plane 512, the middle line segment 72 is a drop connecting line between the first line segment 71 and the second line segment 73, an included angle between the middle line segment 72 and the first line segment 71 is 135-165 °, an included angle between the middle line segment 72 and the second line segment 73 is 135-165 °, and a height drop between the first line segment 71 and the second line segment 73 is 1.5-10 mm.
In one embodiment, the lens body is made of a transparent resin material, a silicone material or a glass material.
In a preferred embodiment, the lens body is made of transparent resin materials or silica gel materials, the integrated lens can be molded in an injection molding mode, the processing difficulty is low, and the molding control precision is high.
Another embodiment of the present invention provides an illumination module comprising a light source 1 and an integral lens as described above.
The light source 1 adopts an LED light source.
Another embodiment of the present invention provides a vehicle including the lighting module as described above.
The lighting module can greatly reduce the volume and the weight of a car lamp system of a car so as to realize light weight of the car, improve the utilization rate of light energy, enable the integrated lens to adopt an integrated injection molding mode, and enable the integrated lens to be low in processing cost and small in size, so that a larger design space can be brought to modeling.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (9)
1. The integrated lens is characterized by comprising an integrally formed lens body, wherein the lens body comprises a light inlet side, a converging part and a light outlet side, and the light inlet side and the light outlet side are positioned at two ends of the converging part;
the end part of the light inlet side is provided with a groove used for opening towards a light source, the inner wall of the groove comprises a first refraction surface facing the light source and a second refraction surface surrounding the first refraction surface, the first refraction surface is an arc convex surface protruding towards the light source direction, a bowl-shaped reflection arc surface surrounding the groove is formed on the periphery of the light inlet side, partial light of the light source is refracted by the first refraction surface and converged to the convergence part, the groove is located at the object point position of the reflection arc surface, the convergence part is located at the image point position of the reflection arc surface, and partial light of the light source is refracted by the second refraction surface and then reflected by the reflection arc surface and converged to the convergence part;
the end surface of the light emitting side is an arc-shaped refraction surface, the arc-shaped refraction surface protrudes in a direction deviating from the converging part, and the converging part is positioned at the focus position of the arc-shaped refraction surface;
a first diameter reduction part is formed between the converging part and the light inlet side, and the outer diameter of the first diameter reduction part is gradually reduced along the direction from the light inlet side to the converging part; a second reducing part is formed between the converging part and the light emitting side, and the outer diameter of the second reducing part is gradually reduced along the direction from the light emitting side to the converging part;
a first tangent plane is formed on the outer wall of the first diameter-reducing part, and the first tangent plane is cut to the central position of the converging part from the outer wall of the first diameter-reducing part along the direction from the light inlet side to the converging part;
a second section is formed on the outer wall of the second diameter-reducing part, and the second section is cut to the central position of the converging part from the outer wall of the second diameter-reducing part along the direction from the light-emitting side to the converging part;
the first tangent plane and the second tangent plane are symmetrically arranged with the central axis of the collecting part as a symmetry axis, and an intersection line is formed on the collecting part by the first tangent plane and the second tangent plane and passes through the central position of the collecting part;
the cross-connecting line is Z-shaped.
2. The unitary lens of claim 1, wherein said first refracting surface and said curved refracting surface are spherical surfaces, said second refracting surface is a circular truncated cone shaped annular wall or a cylindrical annular surface, and said curved reflecting surface is an ellipsoidal surface of revolution.
3. The unitary lens of claim 1, wherein the first and second reduced diameter portions are each frustoconical in configuration.
4. The unitary lens of claim 3, wherein the first reduced diameter portion has a cone angle of 60 ° -160 ° and the second reduced diameter portion has a cone angle of 60 ° -160 °.
5. The unitary lens of claim 1, wherein the first facet comprises a first plane and a second plane parallel to each other, the first plane and the second plane being non-coplanar to form a stepped first facet;
the second section comprises a third plane and a fourth plane parallel to each other, and the third plane and the fourth plane are not coplanar to form a step-shaped second section.
6. The integrated lens according to claim 5, wherein the cross-connecting line comprises a first line segment, an intermediate line segment and a second line segment, the first line segment is located between the first plane and the third plane, the second line segment is located between the second plane and the fourth plane, the intermediate line segment is a drop connecting line between the first line segment and the second line segment, the intermediate line segment forms an included angle of 135 degrees to 165 degrees with the first line segment, the intermediate line segment forms an included angle of 135 degrees to 165 degrees with the second line segment, and the height drop between the first line segment and the second line segment is 1.5mm to 10 mm.
7. The integrated lens of claim 1, wherein the lens body is a transparent resin material, a silicone material, or a glass material.
8. An illumination module comprising a light source and an integral lens as claimed in any one of claims 1 to 7.
9. A vehicle comprising the lighting module of claim 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910790323.8A CN112432132B (en) | 2019-08-26 | 2019-08-26 | Integrated lens, lighting module and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910790323.8A CN112432132B (en) | 2019-08-26 | 2019-08-26 | Integrated lens, lighting module and vehicle |
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| CN112432132A CN112432132A (en) | 2021-03-02 |
| CN112432132B true CN112432132B (en) | 2022-03-18 |
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Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200972094Y (en) * | 2006-11-20 | 2007-11-07 | 比亚迪股份有限公司 | LED channel lamp |
| JP6643645B2 (en) * | 2015-02-17 | 2020-02-12 | スタンレー電気株式会社 | Vehicle lighting |
| AT518109B1 (en) * | 2016-01-14 | 2017-11-15 | Zkw Group Gmbh | Lighting unit for a motor vehicle headlight for generating a light beam with cut-off line |
| AT518557B1 (en) * | 2016-04-29 | 2018-04-15 | Zkw Group Gmbh | Lighting unit for a motor vehicle headlight for generating a light beam with cut-off line |
| CZ2016655A3 (en) * | 2016-10-19 | 2018-05-02 | Varoc Lighting Systems, s.r.o. | A headlight for a vehicle |
| CN107893967A (en) * | 2017-11-24 | 2018-04-10 | 上海小糸车灯有限公司 | Car light projecting unit, vehicle lamp assembly and automobile |
| CN211203920U (en) * | 2019-11-12 | 2020-08-07 | 比亚迪股份有限公司 | Car light lens group and vehicle |
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