CN110260173A - A kind of linear lamps of changeable light distribution - Google Patents
A kind of linear lamps of changeable light distribution Download PDFInfo
- Publication number
- CN110260173A CN110260173A CN201910604292.2A CN201910604292A CN110260173A CN 110260173 A CN110260173 A CN 110260173A CN 201910604292 A CN201910604292 A CN 201910604292A CN 110260173 A CN110260173 A CN 110260173A
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- China
- Prior art keywords
- lens
- lamps
- lanterns
- pcb board
- light distribution
- 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.)
- Pending
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- 241001465382 Physalis alkekengi Species 0.000 claims abstract description 56
- 239000000463 material Substances 0.000 claims description 7
- 239000011521 glass Substances 0.000 claims description 6
- 239000012994 photoredox catalyst Substances 0.000 claims description 6
- 229920003229 poly(methyl methacrylate) Polymers 0.000 claims description 6
- 239000004417 polycarbonate Substances 0.000 claims description 6
- 239000004926 polymethyl methacrylate Substances 0.000 claims description 6
- 229910000838 Al alloy Inorganic materials 0.000 claims description 3
- 238000001125 extrusion Methods 0.000 claims description 3
- 238000009738 saturating Methods 0.000 claims description 2
- 230000004907 flux Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 240000003380 Passiflora rubra Species 0.000 description 3
- 210000000007 bat wing Anatomy 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 239000012780 transparent material Substances 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 230000003466 anti-cipated effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/20—Light sources comprising attachment means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V15/00—Protecting lighting devices from damage
- F21V15/01—Housings, e.g. material or assembling of housing parts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/502—Cooling arrangements characterised by the adaptation for cooling of specific components
- F21V29/507—Cooling arrangements characterised by the adaptation for cooling of specific components of means for protecting lighting devices from damage, e.g. housings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/85—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems characterised by the material
- F21V29/89—Metals
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V5/00—Refractors for light sources
- F21V5/04—Refractors for light sources of lens shape
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Landscapes
- 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 lamps and lanterns of changeable lamps and lanterns light distribution, and the lamps and lanterns include: pcb board, are fixedly mounted on shell；LED is fixedly mounted on the pcb board；Multiple first lens, first lens are fixedly mounted on the pcb board；And multiple second lens, second lens are fixedly mounted on the pcb board；Wherein, first lens and second lens are fixedly mounted on the pcb board according to a combination.The application changes the relative intensity distribution between different lens by the combination of different lens in the way of power supply light modulation, changes the light distribution of lamps and lanterns entirety to realize, and then solve linear lamps and have a single function, the single problem of light distribution.
Description
Technical field
The application belongs to LED linear technical field of lamps, more particularly, to a kind of linear lamps of changeable light distribution.
Background technique
For the lighting demand for meeting different occasions, it will usually be carried out with optical components such as lens, reflectors to LED secondary
Light distribution, to realize the lighting demand of different occasions.Existing lamps and lanterns light-emitting angle is usually fixed angle, but in practical application
In, because of the diversity of illuminated object, the limitation of lamp installation condition cannot be very using the lamps and lanterns of this fixed angle light distribution
The good application demand for meeting some occasions.
Application No. is 201080056203.2 Chinese invention patents, and it discloses a kind of reworked lamps and lanterns, the reworkeds
Lamps and lanterns include multiple light sources and one-dimensional linear bat wing lens.The one-dimensional linear bat wing lens in multiple light sources extremely
The light that few two light sources issue carries out beam-shaping.But the lamps and lanterns light-emitting angle is certain, and only with one dimensional line
Property bat wing lens, in application process, it is difficult to meet the diversity requirement of quilt cover object.
Application No. is 201711062272.4 Chinese invention patents, and it discloses the lens and LED of a kind of variable light distribution
Lamps and lanterns, comprising a total internal reflection lens (the first lens) and two, using superolateral surface as the lens of fully reflecting surface, (second is saturating
Mirror), the refractive index of the first lens and the second lens is identical and is distributed in concentric circles, and the first lens and the second lens stay each other
There is gap, thus form the fully reflecting surface of multiple and different curvature, when needing to change light distribution angle, as long as to different curvature
Transparent material identical with the first lens and second index of refraction in lens is packed into gap between fully reflecting surface, i.e., using not
The change of light distribution angle is realized with the fully reflecting surface of curvature, but its structure is relative complex, it is quick to lamps and lanterns to a certain extent
Installation causes certain inconvenience.
Summary of the invention
The shortcomings that for the above-mentioned prior art or deficiency, the application technical problems to be solved are to provide a kind of changeable lamp
Have the lamps and lanterns of light distribution.
In order to solve the above technical problems, the application is achieved through the following technical solutions:
A kind of lamps and lanterns of changeable lamps and lanterns light distribution, the lamps and lanterns include: pcb board, are fixedly mounted on shell；
LED is fixedly mounted on the pcb board；Multiple first lens, first lens are fixedly mounted on the pcb board；With
And multiple second lens, second lens are fixedly mounted on the pcb board；Wherein, first lens and described second
Lens are fixedly mounted on the pcb board according to a combination.
Further, above-mentioned lamps and lanterns, wherein the combination includes: multiple first lens, multiple described
Two lens are superimposed according to the repetition after any one permutation and combination.
Further, above-mentioned lamps and lanterns, wherein adjacent first lens and second lens, two described first
Successively spaced set between lens and two second lens.
Further, above-mentioned lamps and lanterns, wherein the lamps and lanterns further include the first power supply line and second source line, and described
One power supply line and the second source line are arranged on the pcb board, wherein first power supply line is for accessing described the
The power drives of one lens, the second source line are used to access the power drives of second lens.
Further, above-mentioned lamps and lanterns, wherein first lens include 50 °~120 ° lens.
Further, above-mentioned lamps and lanterns, wherein the material of first lens includes PMMA, PC, glass or other are transparent
Material.
Further, above-mentioned lamps and lanterns, wherein second lens include but is not limited to the different lens of bat.
Further, above-mentioned lamps and lanterns, wherein the material of second lens includes PMMA, PC, glass or other are transparent
Material.
Further, above-mentioned lamps and lanterns, wherein the shell includes aluminium alloy extrusions.
Further, above-mentioned lamps and lanterns, wherein the LED includes middle power LED and great power LED.
Compared with prior art, the application has the following technical effect that
The application changes the relative light intensity point between different lens by the combination of different lens in the way of power supply light modulation
Cloth changes the light distribution of lamps and lanterns entirety to realize, and then solves linear lamps and have a single function, the single problem of light distribution；
Present application addresses in practical applications, because of the diversity of illuminated object, the feelings of lamp installation condition limitation
Under condition, a possibility that can meeting the needs of more actual illuminations application, provide more light scenes for lamps and lanterns.
Detailed description of the invention
By reading a detailed description of non-restrictive embodiments in the light of the attached drawings below, the application's is other
Feature, objects and advantages will become more apparent upon:
Fig. 1: the lamps and lanterns perspective view of lamps and lanterns light distribution can be changed in the application；
Fig. 2: the lamps and lanterns top view of lamps and lanterns light distribution can be changed in the application；
Fig. 3: the lamps and lanterns cross-sectional view of lamps and lanterns light distribution can be changed in the application；
Fig. 4: the first lens light distribution figure in the application；
Fig. 5: the second lens light distribution figure in the application；
Fig. 6: the first lens and the second lens input the surface of intensity distribution obtained when the first power ratio in the application；
Fig. 7: the first lens and the second lens input the surface of intensity distribution obtained when the second power ratio in application；
Fig. 8: the first lens and the second lens input the surface of intensity distribution obtained when third power ratio in application；
Fig. 9: the first lens and the second lens input the surface of intensity distribution obtained when four power ratios in application.
In attached drawing: 10- shell, 20-PCB plate, the first lens of 30-, the first power supply line of 31-, the second lens of 40-, 32- second
Power supply line, 50-LED.
Specific embodiment
It is described further below with reference to technical effect of the attached drawing to the design of the application, specific structure and generation, with
It is fully understood from the purpose, feature and effect of the application.
As shown in Figure 1 to Figure 3, a kind of lamps and lanterns of changeable lamps and lanterns light distribution, the lamps and lanterns include: pcb board 20, Gu
Dingan County fills on the housing 10；LED50 is fixedly mounted on the pcb board 20；Multiple first lens 30, first lens
30 are fixedly mounted on the pcb board 20；And multiple second lens 40, second lens 40 are fixedly mounted on the PCB
On plate 20；Wherein, first lens 30 and second lens 40 are fixedly mounted on the pcb board 20 according to a combination
On.The application changes different lens in the way of power supply light modulation by the combination of multiple first lens 30 and the second lens 40
Between relative intensity distribution, change the light distribution of lamps and lanterns entirety to realize, and then solve linear lamps and have a single function, light intensity point
The single problem of cloth.
Wherein, first lens 30 include 50 °~120 ° lens.
The material of first lens 30 includes but is not limited to PMMA, PC or glass.
Wherein, second lens 40 include but is not limited to the different lens of bat.
The material of second lens 40 includes but is not limited to PMMA, PC or glass.
Wherein, the combination includes: multiple first lens 30, multiple second lens 40 according to any one
Repetition superposition after permutation and combination.Such as, superposition can be repeated after the permutation and combination according to 30/ second lens 40 of the first lens,
Until being covered with entire linear lamps；Also it can be weighed again after the permutation and combination according to 30/ second lens of the first lens, 40/ second lens 40
Overlapping adds, until being covered with entire linear lamps；It also can be after the permutation and combination of 30/ first lens of the first lens, 30/ second lens 40
Superposition is repeated, until being covered with entire linear lamps；It can also be according to 30/ second lens of the first lens, 40/ second lens 40/ second
Superposition is repeated after the permutation and combination of lens 40, until being covered with entire linear lamps；It can also be according to 30/ first lens of the first lens
Repeat superposition after the permutation and combination of 30/ second lens, 40/ second lens 40, until be covered with entire linear lamps ... certainly on
It states in enumerating, multiple first lens 30 can be identical or not exactly the same lens, and multiple second lens 40 are also
It can be identical or not exactly the same lens.
Above-mentioned only to list wherein several different permutation and combination methods, certainly, those skilled in the art also can basis
Other permutation and combination methods in addition to above-mentioned enumerate are arranged in actual needs, and still, the above-mentioned permutation and combination method enumerated is not right
The protection scope of the application causes to limit.
Wherein, to be presented more uniform illuminating effect, adjacent first lens 30 and 40, two, second lens
Preferred successively spaced set between first lens 30 and two second lens 40.
Further, the lamps and lanterns further include the first power supply line 31 and second source line 32,31 He of the first power supply line
The second source line 32 is arranged on the pcb board 20, wherein first power supply line 31 is for accessing described first thoroughly
The power drives of mirror 30, the second source line 32 are used to access the power drives of second lens 40.Wherein, described first
Power supply line 31 is equipped with two, wherein an anode input, another cathode output；The second source input point is also equipped with two
Root, wherein an anode input, another cathode output.
The shell 10 is preferably aluminium alloy extrusions, but is not excluded for the profile of other materials.
In the present embodiment, the LED50 can be middle power LED, also can be great power LED, wherein the LED50
It is preferably welded on the pcb board 20.
As shown in figure 4, it only illustrates individually to use light distribution figure of first lens 30 for 50 ° of lens when.Wherein, Fig. 4
The light distribution figure in C0-180 cross-wise direction and C90-270 cross-wise direction is specifically illustrated, distribution curve flux is cut in C0-180 degree direction
Angle at 50% largest light intensity of piece is 50.7 °, and distribution curve flux is at 50% largest light intensity that C90-270 degree direction is sliced
Angle is 48.7 °.
As shown in figure 5, it only illustrates light distribution figure when the second lens 40 are bat different lens.Wherein, Fig. 5 specifically shows
The light distribution figure anticipated in C0-180 cross-wise direction and C90-270 cross-wise direction, distribution curve flux are sliced in C0-180 degree direction
Angle at 50% largest light intensity is 57.9 °, angle of the distribution curve flux at 50% largest light intensity that C90-270 degree direction is sliced
It is 126.2 °.
Based on above-mentioned Fig. 4 and light distribution figure shown in fig. 5, will be passed through below by several specific embodiments to illustrate
The combination of different lens changes the relative intensity distribution between different lens, to realize change lamp in the way of power supply light modulation
Have whole light distribution, and then solves linear lamps and have a single function, the single problem of light distribution.
Embodiment one
As shown in fig. 6, first lens 30 use 50 ° of lens, the electric current of first lens 30 inputs 87.5mA, electricity
Pressure input 36V；Second lens 40 use the different lens of bat, and the electric current of second lens 40 inputs 350mA, voltage input
In the case where 36V, power input ratios 1:4, the lamps and lanterns entirety light distribution figure surveyed.
Wherein, in the present embodiment, the combination of lens is according to 30/ second lens of the first lens, 40/ first lens 30/
The permutation and combination of second lens 40 carries out repeating to be superimposed being laid on the pcb board 20, but the present embodiment is not precluded and can be used
Other combinations of multiple lens are laid.
Wherein, Fig. 6 specifically illustrates the light distribution figure in C0-180 cross-wise direction and C90-270 cross-wise direction, wherein light distribution
Angle of the curve at 50% largest light intensity that C0-180 degree direction is sliced is 55.3 °, and distribution curve flux is cut in C90-270 degree direction
Angle at 50% largest light intensity of piece is 124.8 °.
Embodiment two
As shown in fig. 7, first lens 30 use 50 ° of lens, the electric current of first lens 30 inputs 175mA, electricity
Pressure input 36V；Second lens 40 use the different lens of bat, and the electric current of second lens 40 inputs 350mA, voltage input
In the case where 36V, power input ratios 2:4, the lamps and lanterns entirety light distribution figure surveyed.
Wherein, in the present embodiment, the combination of lens is according to 30/ second lens of the first lens, 40/ first lens 30/
The permutation and combination of second lens 40 carries out repeating to be superimposed being laid on the pcb board 20, but the present embodiment is not precluded and can be used
Other combinations of multiple lens are laid.
Wherein, Fig. 7 specifically illustrates the light distribution figure in C0-180 cross-wise direction and C90-270 cross-wise direction, wherein light distribution
Angle of the curve at 50% largest light intensity that C0-180 degree direction is sliced is 54.3 °, and distribution curve flux is cut in C90-270 degree direction
Angle at 50% largest light intensity of piece is 123.6 °.
Embodiment three
As shown in figure 8, first lens 30 are 50 ° of lens, the electric current of first lens 30 inputs 262.5mA,
Voltage input 36V；Second lens 40 are the different lens of bat, and the electric current of second lens 40 inputs 350mA, voltage input
In the case where 36V, power input ratios 3:4, the lamps and lanterns entirety light distribution figure surveyed.
Wherein, in the present embodiment, the combination of lens is according to 30/ second lens of the first lens, 40/ first lens 30/
The permutation and combination of second lens 40 carries out repeating to be superimposed being laid on the pcb board 20, but the present embodiment is not precluded and can be used
Other combinations of multiple lens are laid.
Wherein, Fig. 8 specifically illustrates the light distribution figure in C0-180 cross-wise direction and C90-270 cross-wise direction, wherein light distribution
Angle of the curve at 50% largest light intensity that C0-180 degree direction is sliced is 53.5 °, and distribution curve flux is cut in C90-270 degree direction
Angle at 50% largest light intensity of piece is 122.9 °.
Example IV
As shown in figure 9, first lens 30 are 50 ° of lens, the electric current of first lens 30 inputs 350mA, voltage
Input 36V；Second lens 40 are the different lens of bat, and the electric current of second lens 40 inputs 350mA, voltage input 36V,
In the case where power input ratios 4:4, the lamps and lanterns entirety light distribution figure surveyed.
Wherein, in the present embodiment, the combination of lens is according to 30/ second lens of the first lens, 40/ first lens 30/
The permutation and combination of second lens 40 carries out repeating to be superimposed being laid on the pcb board 20, but the present embodiment is not precluded and can be used
Other combinations of multiple lens are laid.
Wherein, Fig. 9 specifically illustrates the light distribution figure in C0-180 cross-wise direction and C90-270 cross-wise direction, wherein light distribution
Angle of the curve at 50% largest light intensity that C0-180 degree direction is sliced is 53.3 °, and distribution curve flux is cut in C90-270 degree direction
Angle at 50% largest light intensity of piece is 122.3 °.
Above-described embodiment one to example IV by using two lens, changed in the way of power supply light modulation the two or
Relative intensity distribution between multiple lens components to change the light distribution of lamps and lanterns lamp body, and then solves linear lamps
It has a single function, light distribution is single, the problem of being not suitable with practical application scene.
Above embodiments are only to illustrate the technical solution of the application and non-limiting, referring to preferred embodiment to the application into
Detailed description is gone.Those skilled in the art should understand that the technical solution of the application can be modified or be waited
With replacement, without departing from the spirit and scope of technical scheme, should all cover within the scope of claims hereof.
Claims (10)
1. a kind of lamps and lanterns of changeable lamps and lanterns light distribution, which is characterized in that the lamps and lanterns include:
Pcb board is fixedly mounted on shell；
LED is fixedly mounted on the pcb board；
Multiple first lens, first lens are fixedly mounted on the pcb board；
And multiple second lens, second lens are fixedly mounted on the pcb board；
Wherein, first lens and second lens are fixedly mounted on the pcb board according to a combination.
2. lamps and lanterns according to claim 1, which is characterized in that the combination includes: multiple first lens, more
A second lens are superimposed according to the repetition after any one permutation and combination.
3. lamps and lanterns according to claim 1 or 2, which is characterized in that adjacent first lens and second lens, two
Successively spaced set between a first lens and two second lens.
4. lamps and lanterns according to claim 1 or 2 or 3, which is characterized in that the lamps and lanterns further include the first power supply line and second
Power supply line, first power supply line and the second source line are arranged on the pcb board, wherein first power supply line
For accessing the power drives of first lens, the second source line is used to access the power drives of second lens.
5. lamps and lanterns according to any one of claims 1 to 4, which is characterized in that first lens include 50 °~120 ° saturating
Mirror.
6. lamps and lanterns according to any one of claims 1 to 5, which is characterized in that the material of first lens include PMMA,
PC or glass.
7. lamps and lanterns according to any one of claims 1 to 6, which is characterized in that second lens include the different lens of bat.
8. lamps and lanterns according to any one of claims 1 to 7, which is characterized in that the material of second lens include PMMA,
PC or glass.
9. lamps and lanterns according to any one of claims 1 to 8, which is characterized in that the shell includes aluminium alloy extrusions.
10. lamps and lanterns according to any one of claims 1 to 9, which is characterized in that the LED includes middle power LED and big function
Rate LED.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910604292.2A CN110260173A (en) | 2019-07-05 | 2019-07-05 | A kind of linear lamps of changeable light distribution |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910604292.2A CN110260173A (en) | 2019-07-05 | 2019-07-05 | A kind of linear lamps of changeable light distribution |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110260173A true CN110260173A (en) | 2019-09-20 |
Family
ID=67924721
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910604292.2A Pending CN110260173A (en) | 2019-07-05 | 2019-07-05 | A kind of linear lamps of changeable light distribution |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110260173A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204879957U (en) * | 2015-07-15 | 2015-12-16 | 中微光电子(潍坊)有限公司 | Grading lens subassembly and LED tunnel lamp of LED light |
| CN205261268U (en) * | 2015-12-24 | 2016-05-25 | 欧普照明股份有限公司 | Light source module |
| CN210891080U (en) * | 2019-07-05 | 2020-06-30 | 华格照明科技（上海）有限公司 | Linear lamp capable of changing light intensity distribution |
-
2019
- 2019-07-05 CN CN201910604292.2A patent/CN110260173A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204879957U (en) * | 2015-07-15 | 2015-12-16 | 中微光电子(潍坊)有限公司 | Grading lens subassembly and LED tunnel lamp of LED light |
| CN205261268U (en) * | 2015-12-24 | 2016-05-25 | 欧普照明股份有限公司 | Light source module |
| CN210891080U (en) * | 2019-07-05 | 2020-06-30 | 华格照明科技（上海）有限公司 | Linear lamp capable of changing light intensity distribution |
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