CN209540760U - A kind of lighting device and automobile lighting system - Google Patents
A kind of lighting device and automobile lighting system Download PDFInfo
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- CN209540760U CN209540760U CN201920309756.2U CN201920309756U CN209540760U CN 209540760 U CN209540760 U CN 209540760U CN 201920309756 U CN201920309756 U CN 201920309756U CN 209540760 U CN209540760 U CN 209540760U
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- lens
- light
- lighting device
- led chip
- incidence surface
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Classifications
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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
- F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
- F21S41/14—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of light source
- F21S41/141—Light emitting diodes [LED]
-
- 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
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S45/00—Arrangements within vehicle lighting devices specially adapted for vehicle exteriors, for purposes other than emission or distribution of light
- F21S45/40—Cooling of lighting devices
- F21S45/47—Passive cooling, e.g. using fins, thermal conductive elements or openings
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
This application discloses a kind of lighting devices, including multiple LED chips, multiple first lens, multiple second lens and projection lens, second lens include a rectangular incidence surface and a curved surface light-emitting surface, the incidence surface solid matter of multiple second lens is in the same plane, second lens are arranged in a one-to-one correspondence with first lens, for collecting and collimating the light of first lens outgoing, cornerwise length of the incidence surface of second lens be less than the light that is emitted from first lens second lens incidence surface hot spot in the plane diameter.Make that dark fringe, illumination pattern of light uniformity with higher is not present between the multiple illumination spots formed after multiple second lens reflect through the above arrangement.
Description
Technical field
The utility model relates to lighting areas, more particularly to a kind of lighting device and using its automobile lighting system.
Background technique
ADB (Adaptive Driving Beam, adaptive high beam) is a kind of intelligent distance light lamp system.Traditional vapour
Headlight is easy to make dazzling the eyes for opposite lane driver when meeting at night, and there are security risks.In contrast, ADB automobile is big
Lamp is by detection device, such as laser radar or infrared detector detect vehicle or the pedestrian of road ahead, judge simultaneously
Vehicle or pedestrian and position and distance between me, and the illumination pattern of light of automobile headlamp is accordingly adjusted, it closes or dims
Perhaps the illumination light of pedestrian region avoids causing to dazzle the eyes to the driver or pedestrian that carry out vehicle opposite vehicle, will become
The development trend of automobile safety lighting.
In the prior art, area illumination is realized frequently with optical tunnel array, but its illumination subregion being able to achieve is limited, respectively
There are dark spaces on boundary between a illumination region, and it is poor to illuminate optical uniformity.
Utility model content
The utility model provides a kind of lighting device and the automobile lighting system using it, to solve in existing ADB technology
There is dark space in the boundary between the less and each illumination region of existing illumination region.
In order to solve the above technical problems, the technical solution that the application uses is: providing a kind of lighting device, wherein
The lighting device includes:
Multiple LED chips；
Multiple first lens, first lens and the LED chip are arranged in a one-to-one correspondence, and the first lens setting exists
The LED chip goes out on light path；
Multiple second lens, second lens include a rectangular incidence surface and a curved surface light-emitting surface, multiple described second
In the same plane, second lens are arranged in a one-to-one correspondence the incidence surface solid matter of lens with first lens, for collecting
With the light for collimating the first lens outgoing, cornerwise length of the incidence surface of second lens is less than from described first thoroughly
The light of mirror outgoing second lens incidence surface hot spot in the plane diameter；
Projection lens, the projection lens are arranged in the light optical path out of second lens, for saturating by described second
In the light projection to road ahead of mirror outgoing.
Made between multiple second lens exit facets by the way that the incidence surface of multiple second lens is closely packed in same plane
It is in close contact, furthermore by keeping the light being emitted from the first lens big in the diameter of the hot spot of plane where the incidence surface of the second lens
In the catercorner length of the incidence surface of the second lens, i.e., the incidence surface of the second lens is completely covered from the light that the first lens are emitted,
Make that dark fringe is not present between the multiple illumination spots formed after multiple second lens reflect through the above arrangement.
In one embodiment, the side length of the incidence surface of second lens is greater than the diameter of first lens；It is logical
Arrangement above is crossed, so that the light collection efficiency with higher that the second lens are emitted the first lens.
In one embodiment, the top institute of the light-emitting surface of the focal plane of the projection lens and second lens
Plane distance be 0~0.5mm；With the above arrangement, the light distribution of focal plane attachment is projected to outside by projection lens,
Form multiple continuous illumination regions.
In one embodiment, the first lens are glass material；With the above arrangement, it is preferable to have the first lens
Heat resistance, preventing it, heated deformation occurs.
In one embodiment, the lighting device further includes diffuser plate, and the diffuser plate setting is saturating described second
In optical path between mirror and the projection lens, and the diffuser plate is arranged on the focal plane of the projection lens；By with
On the one hand upper setting can reduce the dispersion as caused by the first lens and the second lens, on the other hand can also eliminate multiple
Existing dark fringe between illumination spot, obtains the illumination light of high uniformity.
In one embodiment, the diffusion angle of the diffuser plate is 1 degree~6 degree；It prevents through the above arrangement multiple
Overlap-add region between illumination spot is excessive, so that the boundary of area pellucida and dark space is obvious.
In one embodiment, the distance between the diffuser plate and second lens are 0.5~1mm.
In one embodiment, the lighting device further includes radiator, and the multiple LED chip setting is being radiated
On device；With the above arrangement, the reliability and service life of LED chip can be submitted.
In one embodiment, the LED chip emergent light is white light.
In order to solve the above technical problems, another technical solution that the application uses is: a kind of car headlight device is provided,
Wherein, the automobile lighting system includes detection device, control device and lighting device as previously described, the control dress
It sets and is electrically connected with the lighting device and each LED chip is individually controlled, the detection device is every for incuding
Whether there are vehicle or pedestrian in illumination region corresponding to one LED chip, issues and examine to the control device if having
Signal is surveyed, the control device reduces brightness according to the corresponding LED chip of detection signal control or stops shining.
The application is by making cornerwise length of the incidence surface of the second lens be less than the light that is emitted from the first lens the
The incidence surface of two lens spot diameter in the plane and make the incidence surface solid matters of multiple second lens in the same plane, phase
For the prior art, so that dark fringe is not present between multiple sub- illumination spots.
Detailed description of the invention
In order to more clearly explain the technical solutions in the embodiments of the present application, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, the drawings in the following description are only some examples of the present application, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing, in which:
Fig. 1 is the structural schematic diagram of the first embodiment of the application lighting device；
Fig. 2 (a) is transmission path of the light after round lens, and Fig. 2 (b) is light through rectangular
Transmission path after lens；
Fig. 3 is the structural schematic diagram of the second embodiment of the application lighting device；
Fig. 4 (a) is light through the schematic diagram before and after optical diffusion, and 4 (b) be output intensity I (θ)
Relation curve between angle, θ；
Fig. 5 is the structural schematic diagram of the 3rd embodiment of the application car headlight device；
Fig. 6 is the Illumination Distribution figure of the simulation result of the application lighting device.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present application, technical solutions in the embodiments of the present application carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of embodiments of the present application, instead of all the embodiments.It is based on
Embodiment in the application, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment belongs to the range of the application protection.
It is to be appreciated that if relating to directionality instruction (such as up, down, left, right, before and after ...) in the embodiment of the present application,
Then directionality instruction be only used for explain under a certain particular pose (as shown in the picture) between each component relative positional relationship,
Motion conditions etc., if the particular pose changes, directionality instruction is also correspondingly changed correspondingly.
In addition, being somebody's turn to do " first ", " second " etc. if relating to the description of " first ", " second " etc. in the embodiment of the present application
Description be used for description purposes only, be not understood to indicate or imply its relative importance or implicitly indicate indicated skill
The quantity of art feature." first " is defined as a result, the feature of " second " can explicitly or implicitly include at least one spy
Sign.It in addition, the technical solution between each embodiment can be combined with each other, but must be with those of ordinary skill in the art's energy
It is enough realize based on, will be understood that the knot of this technical solution when conflicting or cannot achieve when occurs in the combination of technical solution
Conjunction is not present, also not this application claims protection scope within.
Referring to Fig. 1, the lighting device 100 in the application includes the multiple LED chips 110 set gradually, multiple first
Lens 120, multiple second lens 130 and projection lens 140, wherein each LED chip 110 and first lens 120 and
One the second lens 130 is arranged in a one-to-one correspondence.The light that LED chip 110 is emitted is after the first lens 120 are collected and reflected into the
Two lens 130, then collect through the second lens 130 and be emitted after shaping, lens projects are finally projected to outside, are formed by multiple
The illumination pattern of light that sub- illumination spot is formed.
First lens 120 are bull's-eye, and it is round that the light of LED chip outgoing forms one after the refraction of the first lens 120
Hot spot；Second lens 130 are the rectangular convex lens comprising a rectangular incidence surface and a curved surface light-emitting surface；Second lens 130 enter
Cornerwise length of smooth surface is less than the light being emitted after the refraction of the first lens 120 and puts down where the incidence surface of the second lens 130
The circular light spot of the diameter of illumination spot in face, i.e. the first lens 120 outgoing is flat where the incidence surface of the second lens 130
The incidence surface of the second lens 130 can be completely covered in face；There are certain gap between multiple LED chips, and gap size with
The quantity of 100 neutron lighting system of lighting device is related, and the incidence surface of multiple second lens 130 is arranged closely in same plane
It is interior, i.e., it is also in close contact between the light-emitting surface of multiple second lens 130；With the above arrangement, being emitted lighting device 100
Dark fringe, illumination pattern of light uniformity with higher are not present between multiple illumination spots.
In the present embodiment, LED chip 110 is that yellow fluorescence layer is arranged on blue-light LED chip to be prepared, blue light
LED chip outgoing blue light excitation yellow fluorescence layer be emitted yellow light, yellow light with do not mixed by the blue light of yellow fluorescence layer sorption enhanced
White light can be formed after conjunction, the thickness by the way that yellow fluorescence layer is arranged makes 110 emergent light of LED chip be white light.In other situations
Under, LED chip, which is also possible to for red fluorescence powder and green light fluorescent powder being arranged on blue-light LED chip, to be prepared, blue-ray LED
The blue light excitated red fluorescent powder and green emitting phosphor outgoing feux rouges and green light of chip outgoing, by adjusting red fluorescence powder and green
The ratio of color fluorescent powder, so that the feux rouges and green light of outgoing and unabsorbed blue light form white light.And each LED chip
It can be with its on or off of independent control and the intensity of input current.
First lens 120 are the flint glass material of high transmittance, and the light out of LED chip 110 is arranged in the first lens 120
Face, the heat in LED chip 110 easily passes through the air gap and is transferred to the first lens 120, and the temperature tolerance that glass lens has had
Can, the deformation that can prevent it from occurring due to high temperature improves the reliability of lighting device, and extends the use longevity of lighting device
Life.
As shown in Figure 2, wherein Fig. 2 (a) is the transmission situation of the second lens light when being bull's-eye, and Fig. 2 (b) is
The transmission situation of light when second lens are rectangular convex lens.As shown in Fig. 2 (a), when the second lens are bull's-eye,
The light of LED chip outgoing enters the second lens after the first lens are collected and are reflected, and is formed after the second lens are collected and are reflected
Circular light spot, and overlapping region is larger between each circular light spot；As shown in Fig. 2 (b), when the second lens are rectangular convex lens,
The light of LED chip outgoing is into the second lens after the first lens are collected and are reflected, and wherein the light of low-angle is corresponding the
It is reflected in two lens, and the light of wide-angle is in the light-emitting surface experiences total internal reflection of the second adjacent lens, it can not be from
The light-emitting surface of two lens is emitted, and the hot spot formed after the refraction of the second lens is square focus spot, and the dispersion angle of light beam is smaller, phase
It is overlapped between adjacent square focus spot smaller.In the present embodiment, multiple second lens 130 are preferred is integrally formed, and can pass through injection molding
Or the modes such as molding are prepared.
The focal plane of projection lens 140 at a distance from the plane where the top of 130 light-emitting surface of the second lens for 0~
Light distribution on focal plane can be projected to outside by 0.5mm, projection lens 140, i.e. projection lens 140 can be by multiple second lens
The light projection of 130 outgoing forms the lighting pattern formed by multiple sub- illumination spots to outside.
, can be with the quantity of increased LED chip to obtain more sub- illumination spot, correspondence adds the first lens and second
The quantity of lens, the second lens that finishing is formed direction hot spot can be middle compared with the prior art to use using being integrally formed
Square rod array obtains the scheme of sub- illumination spot, and the application easily realizes a fairly large number of sub- illumination spot；It is each by individually controlling
The open and close of LED chip or the intensity of input current, may be implemented local lighting.
As shown in fig. 6, Fig. 6 is the illumination analogous diagram of 100 emergent light of lighting device, Fig. 6 (a) is that all LED chips are whole
Dark fringe, uniformity with higher is not present between different sub- illumination spots in corresponding Illumination Distribution figure when lighting；Fig. 6 (b)
Corresponding illumination profile figure, can realize local lighting when electric current to close or reducing some or multiple LED chips.
Further referring to Fig. 1, in the present embodiment, lighting device 100 further includes radiator, multiple LED chips installations
On radiator 150, wherein radiator 150 includes substrate 151 and the cooling fin 152 being arranged on substrate 151.Wherein,
Can be set on substrate 151 it is multiple side by side and spaced cooling fin 152, to improve heat dissipation effect.
Referring to Fig. 3, Fig. 3 is the structural schematic diagram of the second embodiment of the application lighting device 200.The photograph of the present embodiment
Bright device 200 includes: multiple LED chips 210, multiple first lens 220, multiple second lens 230, projection lens 240 and expands
Fall apart 260, wherein described in LED chip 210, the first lens 220, the second lens 230 and projection lens 240 and first embodiment
Unanimously, details are not described herein.
In the present embodiment, diffuser plate 260 is arranged in the optical path between the second lens 230 and projection lens 240, and expands
Falling apart 260 at a distance from plane where the tops of the second lens 230 is 0.5~1mm, and diffuser plate is arranged in projection lens
On 240 focal plane；With the above arrangement, one side diffuser plate 260 can be reduced since the first lens 220 and/or second are saturating
Dispersion caused by mirror 230, another aspect diffuser plate 260 can also increase the uniformity between adjacent sub- illumination spot, improve and shine
The uniformity of Mingguang City's pattern.
Below with reference to Fig. 4 illustrates the diffusion angle of diffuser plate.Fig. 4 (a) is that light shows through what is changed before and after diffuser plate
It is intended to.After a branch of directional light is incident to diffuser plate, the angle distribution of light is changed, and emergent light forms the light with certain angle of divergence
Beam；Fig. 4 (b) is between output intensity I (θ) and angle, θ after incident parallel light light intensity I passes through optical diffusing plate diffusion in parallel
Relation curve, the light intensity of the emergent light of diffuser plate is with angle change.When angle is 0, light intensity I0；When light intensity is 0.5I0
When, corresponding angle is θ0；By 2 θ0It is defined as the diffusion angle of diffuser plate.
In embodiment, the diffusion angle of diffuser plate 260 is 1 degree~6 degree, and one side can make diffuser plate 260 right
Light has preferable diffusion effect, enhances the uniformity of illumination pattern of light, on the other hand can prevent light beam excess diffusion, makes adjacent
It is overlapped between sub-light spot larger.To be further ensured that the diffusion effect of diffuser plate 260 and preventing the overlapping between adjacent sub-light spot
And prevent light loss larger, diffuser plate 260 with a thickness of 0.5~1mm.
With the above arrangement, the illumination pattern of light that the lighting device 200 in the present embodiment is emitted has higher color equal
Even property and brightness uniformity, and there is high photosynthetic efficiency simultaneously.
Further, present invention also provides a kind of car headlight devices, referring to Fig. 5, Fig. 5 is provided by the present application one
The structural schematic diagram of kind car headlight device.Wherein car headlight device 300 includes any of the above-described lighting device 330,
It further include detection device 310 and control device 320, control device 320 can be electrically connected and to each with lighting device 330
The luminous situation of LED chip is individually controlled, and detection device 310 is for detecting illumination region corresponding to lighting device 330
Inside whether there is pedestrian perhaps vehicle and to identify LED chip corresponding to the illumination region with pedestrian or vehicle.
Specifically, working as car headlight device 300 in the process of running, detection device 310 can be to the photograph of lighting device 330
Perhaps vehicle checks so that it is determined that pedestrian or vehicle are in the illumination region of lighting device 330 pedestrian in the domain of area pellucida
Specific location, and then can determine LED chip corresponding to illumination region locating for pedestrian or vehicle；When determine pedestrian or
After LED chip corresponding to illumination region locating for person's vehicle, detection device 310 can issue detection signal to control device 320,
After the reception detection signal of control device 320 corresponding to the illumination region according to locating for the control of detection signal and pedestrian or vehicle
The luminous situation of LED chip, such as the brightness of adjustable LED chip, so that this LED chip brightness decline or directly closing
LED chip makes this LED chip stop shining.In the process, remaining LED chip is in normal illumination condition.
The detection device 310 can be millimetre-wave radar, laser radar, Visible Light Camera etc..
Therefore, car headlight device 300 can not influence the same of the normal illumination of lighting device 330 in the present embodiment
When, it is controlled by luminous situation of the control device 320 to LED chips more than single one or two, such as Fig. 6
(b) described, local lighting may be implemented, therefore can be to avoid the light issued in lighting device 300 to pedestrian or vehicle drive
Member causes dazzle the eyes Deng adverse effects, improves traffic safety.
In conclusion the application is emitted by being less than cornerwise length of the incidence surface of the second lens from the first lens
Light the second lens incidence surface spot diameter in the plane and make multiple second lens incidence surface be closely packed in it is same
In plane, so that dark fringe is not present between multiple sub- illumination spots.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
The foregoing is merely the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all
It is equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, directly or indirectly uses
In other related technical areas, it is also included in the patent protection scope of the utility model.
Claims (10)
1. a kind of lighting device, which is characterized in that the lighting device includes:
Multiple LED chips；
Multiple first lens, first lens and the LED chip are arranged in a one-to-one correspondence, and first lens are arranged described
LED chip goes out on light path；
Multiple second lens, second lens include a rectangular incidence surface and a curved surface light-emitting surface, multiple second lens
Incidence surface solid matter in the same plane, second lens are arranged in a one-to-one correspondence with first lens, for collecting and quasi-
The light of the straight first lens outgoing, cornerwise length of the incidence surface of second lens are less than to go out from first lens
The light penetrated second lens incidence surface hot spot in the plane diameter；
Projection lens, the projection lens is arranged in the light optical path out of second lens, for going out second lens
In the light projection to road ahead penetrated.
2. lighting device according to claim 1, it is characterised in that:
The side length of the incidence surface of second lens is greater than the diameter of first lens.
3. lighting device according to claim 1, it is characterised in that:
First lens are glass material.
4. lighting device according to claim 1, it is characterised in that:
The focal plane of the projection lens at a distance from the plane where the top of the light-emitting surface of second lens for 0~
0.5mm。
5. lighting device according to claim 1, it is characterised in that:
The lighting device further includes diffuser plate, and the diffuser plate is arranged between second lens and the projection lens
In optical path, and the diffuser plate is arranged on the focal plane of the projection lens.
6. lighting device according to claim 5, it is characterised in that:
The diffusion angle of the diffuser plate is 1 degree~6 degree.
7. lighting device according to claim 5, it is characterised in that:
The distance between the diffuser plate and second lens are 0.5~1mm.
8. lighting device according to claim 1, it is characterised in that:
The lighting device further includes radiator, and the multiple LED chip is arranged on radiator.
9. lighting device according to claim 1, it is characterised in that:
The LED chip emergent light is white light.
10. a kind of automobile lighting system, which is characterized in that the automobile lighting system include detection device, control device and
Such as the described in any item lighting devices of claim 1-9, wherein the control device is electrically connected with the lighting device and to every
One LED chip is individually controlled, and the detection device is for incuding illumination region corresponding to each LED chip
In whether have vehicle or pedestrian, if so, then to the control device issue detection signal, the control device is according to the inspection
Surveying the corresponding LED chip of signal control reduces brightness or stops shining.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920309756.2U CN209540760U (en) | 2019-03-12 | 2019-03-12 | A kind of lighting device and automobile lighting system |
| PCT/CN2020/078685 WO2020182131A1 (en) | 2019-03-12 | 2020-03-11 | Lighting device and automobile lighting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920309756.2U CN209540760U (en) | 2019-03-12 | 2019-03-12 | A kind of lighting device and automobile lighting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209540760U true CN209540760U (en) | 2019-10-25 |
Family
ID=68275098
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920309756.2U Active CN209540760U (en) | 2019-03-12 | 2019-03-12 | A kind of lighting device and automobile lighting system |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN209540760U (en) |
| WO (1) | WO2020182131A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020182131A1 (en) * | 2019-03-12 | 2020-09-17 | 深圳市绎立锐光科技开发有限公司 | Lighting device and automobile lighting system |
| CN113203074A (en) * | 2020-01-31 | 2021-08-03 | 现代摩比斯株式会社 | Lamp for a motor vehicle and motor vehicle comprising such a lamp |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4360127B2 (en) * | 2003-06-02 | 2009-11-11 | 株式会社小糸製作所 | Vehicle lighting |
| CN105377629B (en) * | 2013-07-11 | 2018-11-02 | 株式会社小糸制作所 | The light distribution control method and light distribution control of headlight for automobile |
| JP2016150668A (en) * | 2015-02-18 | 2016-08-22 | スタンレー電気株式会社 | Vehicle lamp fitting |
| AT517885B1 (en) * | 2015-10-23 | 2018-08-15 | Zkw Group Gmbh | Microprojection light module for a motor vehicle headlight for generating aberration-free light distributions |
| US10378714B2 (en) * | 2017-07-28 | 2019-08-13 | Sl Corporation | Lamp for vehicle |
| CN209540760U (en) * | 2019-03-12 | 2019-10-25 | 深圳市绎立锐光科技开发有限公司 | A kind of lighting device and automobile lighting system |
-
2019
- 2019-03-12 CN CN201920309756.2U patent/CN209540760U/en active Active
-
2020
- 2020-03-11 WO PCT/CN2020/078685 patent/WO2020182131A1/en active Application Filing
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020182131A1 (en) * | 2019-03-12 | 2020-09-17 | 深圳市绎立锐光科技开发有限公司 | Lighting device and automobile lighting system |
| CN113203074A (en) * | 2020-01-31 | 2021-08-03 | 现代摩比斯株式会社 | Lamp for a motor vehicle and motor vehicle comprising such a lamp |
| CN113203074B (en) * | 2020-01-31 | 2023-05-05 | 现代摩比斯株式会社 | Lamp for a motor vehicle and motor vehicle comprising such a lamp |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2020182131A1 (en) | 2020-09-17 |
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