CN209524445U - A kind of car light lower beam illumination dichroic reflection device, Optical devices and vehicle front lighting lamp assembly - Google Patents
A kind of car light lower beam illumination dichroic reflection device, Optical devices and vehicle front lighting lamp assembly Download PDFInfo
- Publication number
- CN209524445U CN209524445U CN201920651132.9U CN201920651132U CN209524445U CN 209524445 U CN209524445 U CN 209524445U CN 201920651132 U CN201920651132 U CN 201920651132U CN 209524445 U CN209524445 U CN 209524445U
- Authority
- CN
- China
- Prior art keywords
- light
- reflection device
- dichroic reflection
- lower beam
- beam illumination
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The utility model discloses a kind of car light lower beam illumination dichroic reflection device, plane of light incidence, light reflecting surface and beam projecting face are provided on the dichroic reflection device；Light is refracted into dichroic reflection device by plane of light incidence, and then light reflects in dichroic reflection device through light reflecting surface, and last light reflects dichroic reflection device by beam projecting face；Make light after projection lens projects, projects in lower beam illumination field.The utility model is for existing for existing car light, the problem that illumination region Illumination Distribution causes the efficiency of light energy utilization not high is controlled by light barrier mode, and cause car light to fabricate the big problem of difficulty by doing micro-structure processing on projection lens, design a kind of structure that can replace traditional car light.The Vehicle lamp structure introduces corresponding dichroic reflection device, is not only able to improve the efficiency of light energy utilization of vehicle lamp light source, also adds the design freedom of car light, can neatly control the projection distribution of illuminating ray, be conducive to the requirement for meeting lower beam illumination.
Description
Technical field
The utility model relates to vehicle light illumination technical fields.In particular it relates to a kind of point applied to car light lower beam illumination
Reflective optical system, based on the Optical devices of the dichroic reflection device, and the vehicle front lighting based on the dichroic reflection device and Optical devices
Lamp assembly.
Background technique
In vehicle light illumination technical field, in order to meet the different lighting conditions under different running environments, current illumination
Lamps and lanterns usually need to include far lighting and lower beam illumination.
For dipped headlight, cardinal principle is to be distributed the light that light source issues again using optical component.Mesh
Preceding common practice is that light barrier component, by stopping to some light, Jin Ershi are arranged in light transmitting path
Present illumination region forms satisfactory lighting pattern, i.e., with the illumination region of satisfactory "cut-off"line.
The above-mentioned mode stopped to light is capable of forming the dipped headlight for meeting lighting requirement with "cut-off"line
Illumination region.But in the light issued due to light source, some light is blocked, so causing to a certain extent
Optical energy loss reduces the efficiency of light energy utilization of car light.
Also, the region that above-mentioned light is blocked can be ended by the projection of projection lens in the light and shade of lower beam illumination field
Above line, an absolute dark space is formed, leads to not meet pressure standard.In order to reach above the "cut-off"line of lower beam illumination field
The standard of faint illumination, it will usually some micro-structure processing are done on projection lens, so that realizing projects some light
The purpose of relevant range, this just proposes very high requirement to the machining accuracy of projection lens.
Utility model content
The purpose of this utility model is that: for existing for existing car light lower beam illumination technology, pass through light barrier mode
The problem that control illumination region Illumination Distribution causes the efficiency of light energy utilization not high, and by being done at micro-structure on projection lens
The problem that reason causes car light processing and manufacturing difficulty big designs a kind of structure that can replace traditional car light.The Vehicle lamp structure introduces
Corresponding dichroic reflection device is not only able to improve the efficiency of light energy utilization of vehicle lamp light source, also adds the design freedom of car light,
The projection distribution that illuminating ray can neatly be controlled, is conducive to the requirement for meeting lower beam illumination.
To achieve the goals above, the technical solution adopted in the utility model are as follows:
A kind of car light lower beam illumination dichroic reflection device is provided with plane of light incidence, light reflection on the dichroic reflection device
Face and beam projecting face；Light is refracted into dichroic reflection device by plane of light incidence, and then light is in dichroic reflection device through light
The reflection of line reflection face, last light reflect dichroic reflection device by beam projecting face；Make light after projection lens projects, projects
Into lower beam illumination field.
Compared to tradition stopping light come by way of controlling illumination region Illumination Distribution, this programme does not shut out the light,
All light can be utilized effectively, to improve the efficiency of light energy utilization.Specifically, this programme is by dichroic reflection device to light
Thread path guides, and light is enable to project the illumination region in lower beam illumination field below "cut-off"line, carries out main
Illumination.Also, light can also be guided to and be projected the illumination region in lower beam illumination field above "cut-off"line, supplemented
Illumination reduces the manufacture production difficulty of car light to eliminate the necessity for doing micro-structure processing on projection lens.Total
For, this programme is adjusted opticpath by dichroic reflection device, can save light barrier component and projection lens is micro-
Corresponding problem brought by small structure, to be conducive to meet lower beam illumination requirement.
As the preferred embodiment of dichroic reflection device, plane of light incidence intersects with light reflecting surface, and intersection forms a contour line；
The contour line is incident upon the shape in lower beam illumination field through projection lens, with the "cut-off"line in the requirement of car light lower beam illumination
Match.
For traditional Vehicle lamp structure, "cut-off"line is formed by the profile of radical occlusion device, influences optical energy utilization efficiency.
This programme is not provided with radical occlusion device, and "cut-off"line is formed by profile for the intersection of plane of light incidence and light reflecting surface
Line.This programme is not provided with additional mechanical device, has the advantages that properties of product are stable, durable.
As the preferred embodiment of dichroic reflection device, plane of light incidence intersects with light reflecting surface, and intersection forms a contour line,
And radical occlusion device is provided at plane of light incidence；The combination contour line that the contour line and radical occlusion device contour line are collectively formed,
It is incident upon the shape in lower beam illumination field through projection lens, is matched with the "cut-off"line in the requirement of car light lower beam illumination.
Radical occlusion device used by this programme is different from the used light barrier component of traditional car light.Traditional light resistance
Stopper part, the light above contour line are all blocked.The radical occlusion device of this programme exists only at contour line, is used to form
"cut-off"line does not prolong Shen upwards and shuts out the light.
As the preferred embodiment of dichroic reflection device, light first refractive area is provided on the beam projecting face；Make from this
The light of region outgoing projects the lower section of "cut-off"line in lower beam illumination field after projection lens projects.
Light is projected key lighting area by way of light first refractive area is arranged on dichroic reflection device by this programme
Domain.
As the preferred embodiment of dichroic reflection device, the second refracting sphere of light is provided on the beam projecting face；Make from this
The light of region outgoing projects the top of "cut-off"line in lower beam illumination field after projection lens projects.
This programme projects time lighting area by way of the second refracting sphere of light is arranged on dichroic reflection device, by light
Domain.It does not need to do small pattern handling on projection lens and projects light above "cut-off"line, to reduce
The manufacture difficulty and arrangement difficulty of projection lens.
As the preferred embodiment of dichroic reflection device, light occurs in light reflecting surface all anti-in dichroic reflection device
It penetrates；The light reflecting surface is optical total-reflection face or coated reflection face.
Light reflecting surface is designed as fully reflecting surface, there is no the light of spilling, so that the path of light be made to be refined control
System.The light for being incident on reflecting surface can be made to be totally reflected by the relationship of refractive index and incident angle.In addition, can also lead to
The mode for crossing plating reflectance coating makes light that all reflections occur.
A kind of car light lower beam illumination Optical devices are also wrapped including light source, the reflector matched with light source, projection lens
Include above-mentioned dichroic reflection device；For the dichroic reflection device between light source and projection lens, the light of dichroic reflection device is incident
Face is located at close to sources side, and beam projecting face is located at nearly projection lens side, and light reflecting surface is located at upside；
The light that light source is issued includes two class of X, Y according to the difference in path:
X lightlike line is projected by light source, is reflected through reflector, is projected through projection lens, is finally projected in lower beam illumination field
Primary illumination zone below "cut-off"line；
Y lightlike line is projected by light source, is reflected through reflector, is refracted into dichroic reflection device by plane of light incidence, is being divided
It is reflected in reflector through light reflecting surface, dichroic reflection device is reflected by beam projecting face, projects through projection lens, finally projects
Into lower beam illumination field.
This programme utilizes above-mentioned dichroic reflection device, designs a kind of lower beam illumination device, mainly utilizes its two kinds of opticpaths.
One is directly project primary illumination zone through projection lens by reflector reflection.Another kind is, using above-mentioned dichroic reflection device,
Light is projected to additional illumination or the secondary illumination region above primary illumination zone and "cut-off"line.
As the preferred embodiment of Optical devices, the contour line of the dichroic reflection device is located at the focal plane apart from projection lens
In the region ± 5mm.
As the preferred embodiment of Optical devices, the projection lens is non-axial symmetrical lens.
A kind of vehicle front lighting lamp assembly, it is saturating including the above-mentioned light source being mutually matched, reflector, dichroic reflection device and projection
Mirror.
In conclusion by adopting the above-described technical solution, compared with the prior art, the beneficial effects of the utility model
Be: the utility model is applied to the dichroic reflection device of car light lower beam illumination, based on the Optical devices of the dichroic reflection device, Yi Jiji
In the vehicle front lighting lamp assembly of the dichroic reflection device and Optical devices, there is efficiency of light energy utilization height, and it is low to manufacture difficulty
Advantage.Specifically, compared to tradition stopping light come by way of controlling illumination region Illumination Distribution, this programme not shielding light
Line, all light can be utilized effectively, to improve the efficiency of light energy utilization.This programme is by dichroic reflection device to optical link
Diameter guides, and light is enable to project the illumination region in lower beam illumination field below "cut-off"line, carries out primary illumination.
In addition, light can also be guided to and be projected the illumination region in lower beam illumination field above "cut-off"line, additional illumination is carried out,
To eliminate the necessity for doing micro-structure processing on projection lens, the manufacture production difficulty of car light is reduced.Generally,
This programme is adjusted opticpath by dichroic reflection device, can save light barrier component and projection lens micro-structure
Brought corresponding problem, to be conducive to meet lower beam illumination requirement.
Detailed description of the invention
Fig. 1 is the structural schematic diagram one of dichroic reflection device.
Fig. 2 is the structural schematic diagram two of dichroic reflection device.
Fig. 3 is the light path schematic diagram of dichroic reflection device.
Fig. 4 is the structural schematic diagram of dichroic reflection device another kind embodiment.
Fig. 5 is the structural schematic diagram one of Optical devices.
Fig. 6 is the structural schematic diagram two of Optical devices.
Fig. 7 is the light path schematic diagram of Optical devices.
Label corresponding to component in attached drawing: 1- light source, 2- reflector, 3- optical reflector, 31- plane of light incidence, 32-
Light reflecting surface, 33- beam projecting face, 331- light first refractive area, the second refracting sphere of 332- light, 34- contour line, 35-
Radical occlusion device, 4- projection lens.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only to explain this
Utility model is not used to limit the utility model.
Embodiment 1
Present embodiment discloses a kind of car light lower beam illumination dichroic reflection devices, as shown in Figure 1-3, the dichroic reflection device is
Visible transparent material.Plane of light incidence, light reflecting surface and beam projecting face are provided on the dichroic reflection device；Light by
Plane of light incidence is refracted into dichroic reflection device, and then light reflects in dichroic reflection device through light reflecting surface, last light
Dichroic reflection device is reflected by beam projecting face；Make light after projection lens projects, projects in lower beam illumination field.
Specifically, as shown in Fig. 2, being provided with light first refractive area on the beam projecting face.As shown in figure 3, this reality
The light first refractive area for applying example is a flat surface, and angle is determined by factors such as angle of incident light, dichroic reflection device refractive index,
By the control to angle, makes the light P being emitted from the region after projection lens projects, project light and shade in lower beam illumination field
The lower section of dead line.In Fig. 3, light P is emitted by left side incidence by right side.
Specifically, as shown in Fig. 2, being provided with the second refracting sphere of light on the beam projecting face.As shown in figure 3, this reality
The second refracting sphere of light for applying example is a curved surface, and angle is determined by factors such as angle of incident light, dichroic reflection device refractive index,
By the control to angle, makes the light Q being emitted from the region after projection lens projects, project light and shade in lower beam illumination field
The top of dead line.In Fig. 3, light Q is emitted by left side incidence by right side.
The distribution that the dichroic reflection device controls light by the combination of light refraction and optical reflection, it is close to be formed
Primary illumination zone in optical illumination requirement below "cut-off"line and the secondary illumination region above "cut-off"line or supplement are shone
Area pellucida domain.The scheme of lower beam illumination is formed by light barrier mode instead of tradition, while avoiding what traditional approach had
The problem that the efficiency of light energy utilization is low and manufacture difficulty is big.
Embodiment 2
On the basis of embodiment 1, as Figure 2-3, the present embodiment optimizes.
As shown in figure 3, all reflections occur in light reflecting surface in dichroic reflection device for light.The light reflecting surface
For optical total-reflection face, the present embodiment is specifically based on dichroic reflection device refractive index, and realizes by adjusting the angle with light.
Alternatively, light reflecting surface uses coated reflection face, to reach total reflection effect, to be precisely controlled opticpath.
As shown in Fig. 2, second refracting sphere in the beam projecting face is mutated relative to first refractive area face shape.Such as Fig. 3 institute
Show, being incident on light, the second refracting sphere is different from the angle in first refractive area, so that there is different refraction shooting angles, into
And realize the purpose of control opticpath.Alternatively, the second refracting sphere is atomization surface, equally there is different incidence and refraction angle
Degree, to achieve the purpose that the second refracting sphere is different from the emergent ray angle in first refractive area.
Embodiment 3
On the basis of embodiment 1 or embodiment 2, the present embodiment provides bright in a kind of formation car light lower beam illumination requirement
The embodiment of dark dead line.
As shown in Figs. 1-2, plane of light incidence intersects with light reflecting surface, and intersection forms a contour line.It is adopted in the present embodiment
Contour line both ends are parallel, and centre is 45 ° of transition connecting lines.It is formed by contour line and is incident upon lower beam illumination through projection lens
Shape in can match with the "cut-off"line in the requirement of car light lower beam illumination.
Embodiment 4
On the basis of embodiment 1 or embodiment 2, the present embodiment provides another kinds to be formed in the requirement of car light lower beam illumination
The embodiment of "cut-off"line.
As shown in figure 4, plane of light incidence intersects with light reflecting surface, intersection forms a contour line, which is always
Line.And radical occlusion device is provided at plane of light incidence, radical occlusion device lower sideline is straight line and 45 ° of transition connecting lines.The intersection
The combination contour line that contour line and radical occlusion device contour line or lower sideline are collectively formed, is incident upon lower beam illumination field through projection lens
In shape, with car light lower beam illumination require in "cut-off"line match.
Also, the radical occlusion device upper sideline of the present embodiment is flushed with the side of above-mentioned intersection contour line, makes radical occlusion device not
Prolong Shen upwards, is directed in embodiment 2 above "cut-off"line so as to avoid blocking, plays that portion of additional illumination
Light splitter.
Embodiment 5
Present embodiment discloses a kind of car light lower beam illumination Optical devices, as seen in figs. 5-6, including light source, with light source phase
Reflector, the projection lens of cooperation further include dichroic reflection device described in embodiment 1-4 any one；The dichroic reflection device
Between light source and projection lens, the plane of light incidence of dichroic reflection device is located at close to sources side, and beam projecting face is located at close
Projection lens side, light reflecting surface are located at upside；
As shown in fig. 7, the light that is issued of light source includes two class of X, Y according to the difference in path:
X lightlike line is projected by light source, is reflected through reflector, is projected through projection lens, is finally projected in lower beam illumination field
Primary illumination zone below "cut-off"line；
Y lightlike line is projected by light source, is reflected through reflector, is refracted into dichroic reflection device by plane of light incidence, is being divided
It is reflected in reflector through light reflecting surface, dichroic reflection device is reflected by beam projecting face, projects through projection lens, finally projects
Into lower beam illumination field.
As shown in fig. 7, Y lightlike line is different according to the position projected, and including Y1 lightlike line and Y2 lightlike line:
Y1 lightlike line reflects dichroic reflection device by the light first refractive area on beam projecting face, makes to be emitted from the region
Light after projection lens projects, project the lower section of "cut-off"line in lower beam illumination field.Y1 lightlike line corresponding embodiment 1
In P lightlike line.
Y2 lightlike line reflects dichroic reflection device by the second refracting sphere of light on beam projecting face, makes to be emitted from the region
Light after projection lens projects, project the top of "cut-off"line in lower beam illumination field.Y2 lightlike line corresponding embodiment 1
In Q lightlike line.
The lower beam illumination Optical devices of the present embodiment can carry out opticpath only by the dichroic reflection device introduced
Adjustment is reflected and is reflected by light, realizes primary illumination zone and the light and shade projected light below "cut-off"line
Additional illumination region above dead line.
Certainly, light can also be reflected without reflector, and directly enter dichroic reflection device, but the part by light source incidence
Light effects are not good enough, and the embodiment of the present application is not set forth in detail.
Embodiment 6
On the basis of embodiment 5, the present embodiment is optimized, and as seen in figs. 5-6, specifically includes following aspect.
The contour line of the dichroic reflection device is located in the focal plane region ± 5mm apart from projection lens.The projection is saturating
Mirror is non-axial symmetrical lens.The light source is that unilateral illuminating source, the reflector are located above light source upwards.Light source shines
Region is located inside or below reflector；It avoids light to offset up, be impacted so as to avoid to opposite Vehicular visual.
Embodiment 7
Present embodiment discloses a kind of vehicle front lighting lamp assemblies, including being mutually matched described in embodiment 1-6 any one
Light source, reflector, dichroic reflection device and projection lens.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (10)
1. a kind of car light lower beam illumination dichroic reflection device, it is characterised in that: be provided on the dichroic reflection device plane of light incidence,
Light reflecting surface and beam projecting face；Light is refracted into dichroic reflection device by plane of light incidence, and then light is in dichroic reflection
It is reflected in device through light reflecting surface, last light reflects dichroic reflection device by beam projecting face；Penetrate light through projection lens
After out, project in lower beam illumination field.
2. car light lower beam illumination dichroic reflection device according to claim 1, it is characterised in that: plane of light incidence is anti-with light
Face intersection is penetrated, intersection forms a contour line；The contour line is incident upon the shape in lower beam illumination field through projection lens, with car light
"cut-off"line in lower beam illumination requirement matches.
3. car light lower beam illumination dichroic reflection device according to claim 1, it is characterised in that: plane of light incidence is anti-with light
Face intersection is penetrated, intersection forms a contour line, and radical occlusion device is provided at plane of light incidence；The contour line and radical occlusion device wheel
The combination contour line that profile is collectively formed is incident upon the shape in lower beam illumination field through projection lens, wants with car light lower beam illumination
"cut-off"line in asking matches.
4. car light lower beam illumination dichroic reflection device according to claim 1, it is characterised in that: set on the beam projecting face
It is equipped with light first refractive area；Make the light being emitted from the region after projection lens projects, projects bright in lower beam illumination field
The lower section of dark dead line.
5. car light lower beam illumination dichroic reflection device according to claim 1, it is characterised in that: set on the beam projecting face
It is equipped with the second refracting sphere of light；Make the light being emitted from the region after projection lens projects, projects bright in lower beam illumination field
The top of dark dead line.
6. car light lower beam illumination dichroic reflection device according to claim 1, it is characterised in that: light is in dichroic reflection device
All reflections occur in light reflecting surface；The light reflecting surface is optical total-reflection face or coated reflection face.
7. a kind of car light lower beam illumination Optical devices, including light source, the reflector matched with light source, projection lens, feature
It is: further includes dichroic reflection device as claimed in any one of claims 1 to 6；The dichroic reflection device is located at light source and projection is saturating
Between mirror, the plane of light incidence of dichroic reflection device is located at close to sources side, and beam projecting face is located at nearly projection lens side, light
Reflecting surface is located at upside；
The light that light source is issued includes two class of X, Y according to the difference in path:
X lightlike line is projected by light source, is reflected through reflector, is projected through projection lens, and light and shade in lower beam illumination field is finally projected
Primary illumination zone below dead line；
Y lightlike line is projected by light source, is reflected through reflector, dichroic reflection device is refracted by plane of light incidence, in dichroic reflection
It is reflected in device through light reflecting surface, dichroic reflection device is reflected by beam projecting face, is projected through projection lens, finally projected close
In illumination light field.
8. car light lower beam illumination Optical devices according to claim 7, it is characterised in that: the profile of the dichroic reflection device
Line is located in the focal plane region ± 5mm apart from projection lens.
9. car light lower beam illumination Optical devices according to claim 7, it is characterised in that: the projection lens is non-axis pair
Claim lens.
10. a kind of vehicle front lighting lamp assembly, it is characterised in that: including mutual described in claim 1-6,8-9 any one
Light source, reflector, dichroic reflection device and the projection lens matched.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920651132.9U CN209524445U (en) | 2019-05-08 | 2019-05-08 | A kind of car light lower beam illumination dichroic reflection device, Optical devices and vehicle front lighting lamp assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920651132.9U CN209524445U (en) | 2019-05-08 | 2019-05-08 | A kind of car light lower beam illumination dichroic reflection device, Optical devices and vehicle front lighting lamp assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209524445U true CN209524445U (en) | 2019-10-22 |
Family
ID=68232901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920651132.9U Active CN209524445U (en) | 2019-05-08 | 2019-05-08 | A kind of car light lower beam illumination dichroic reflection device, Optical devices and vehicle front lighting lamp assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209524445U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109973931A (en) * | 2019-05-08 | 2019-07-05 | 成都恒坤光电科技有限公司 | A kind of car light lower beam illumination dichroic reflection device, Optical devices and vehicle front lighting lamp assembly |
| CN110906282A (en) * | 2020-01-02 | 2020-03-24 | 北京理工大学重庆创新中心 | Lamp with variable color temperature and color based on optical light collector |
-
2019
- 2019-05-08 CN CN201920651132.9U patent/CN209524445U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109973931A (en) * | 2019-05-08 | 2019-07-05 | 成都恒坤光电科技有限公司 | A kind of car light lower beam illumination dichroic reflection device, Optical devices and vehicle front lighting lamp assembly |
| CN109973931B (en) * | 2019-05-08 | 2024-04-16 | 成都恒坤光电科技有限公司 | Car light low beam lighting spectral reflector, optical device and car head-light assembly |
| CN110906282A (en) * | 2020-01-02 | 2020-03-24 | 北京理工大学重庆创新中心 | Lamp with variable color temperature and color based on optical light collector |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105318275B (en) | A kind of lens and the asymmetrical beam distribution of illumination device with the lens | |
| CN209524445U (en) | A kind of car light lower beam illumination dichroic reflection device, Optical devices and vehicle front lighting lamp assembly | |
| WO2019196156A1 (en) | Light-guide-based high and low beam system, and vehicle lamp | |
| WO2017054568A1 (en) | Led spotlight | |
| WO2017133350A1 (en) | Lens, light fixture, and motor vehicle high beam illumination optical system | |
| CN109973931A (en) | A kind of car light lower beam illumination dichroic reflection device, Optical devices and vehicle front lighting lamp assembly | |
| CN106764810A (en) | A kind of transparent light guide body and its application with interception | |
| CN103423703B (en) | Motorcycle high beam lens and dipped headlight lens | |
| CN209622686U (en) | Car light lower beam illumination dichroic reflection device, Optical devices and vehicle front lighting lamp assembly | |
| WO2022105196A1 (en) | Vehicle lamp optical system, vehicle lamp module, vehicle lamp, and vehicle | |
| CN207501057U (en) | Vehicle light illumination system, vehicle lamp assembly and automobile | |
| CN109990247A (en) | A kind of distance-light consubstantiality formula vehicle front lighting lamp assembly | |
| CN206514204U (en) | A kind of transparent light guide body and its projection-type illuminator with interception | |
| WO2018129841A1 (en) | Transparent photoconductor having light shielding function, and application thereof | |
| CN209587938U (en) | A kind of distance-light consubstantiality formula vehicle front lighting lamp assembly | |
| CN109973930A (en) | A kind of car light lower beam illumination dichroic reflection device, Optical devices and vehicle front lighting lamp assembly | |
| CN208107967U (en) | Far and near photosystem and car light based on light guide | |
| CN208566571U (en) | A kind of focusing lamp lens group and corresponding lighting system | |
| CN209587939U (en) | A kind of distance-light consubstantiality formula vehicle front lighting lamp assembly | |
| CN110454744A (en) | A kind of light source module group and automobile head light | |
| JP2015118818A (en) | Lighting appliance | |
| CN209540791U (en) | A kind of combined type optical texture and its lamps and lanterns | |
| CN208138922U (en) | A kind of lens and the light emitting device including the lens | |
| CN209013099U (en) | A kind of distance-light lens module without baffle switching | |
| CN206419891U (en) | A kind of zoom lens, varifocal optical system and zoom light fixture |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |