CN108534033A - A kind of ultra-thin LED panel lamp - Google Patents
A kind of ultra-thin LED panel lamp Download PDFInfo
- Publication number
- CN108534033A CN108534033A CN201810547674.1A CN201810547674A CN108534033A CN 108534033 A CN108534033 A CN 108534033A CN 201810547674 A CN201810547674 A CN 201810547674A CN 108534033 A CN108534033 A CN 108534033A
- Authority
- CN
- China
- Prior art keywords
- light
- diffusion plate
- aluminium frame
- led
- ray diffusion
- 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
Links
- 238000009792 diffusion process Methods 0.000 claims abstract description 49
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 37
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 37
- 239000004411 aluminium Substances 0.000 claims abstract description 37
- 230000003287 optical effect Effects 0.000 claims abstract description 24
- 239000011324 bead Substances 0.000 claims description 21
- 238000000605 extraction Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 4
- 239000002245 particle Substances 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000005286 illumination Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 208000003464 asthenopia Diseases 0.000 description 1
- 238000000889 atomisation Methods 0.000 description 1
- 230000003796 beauty Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004446 light reflex Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000011514 reflex Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
-
- 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
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
- F21V17/12—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by screwing
-
- 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
- F21V5/00—Refractors for light sources
- F21V5/04—Refractors for light sources of lens shape
-
- 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
- F21V2200/00—Use of light guides, e.g. fibre optic devices, in lighting devices or systems
- F21V2200/20—Use of light guides, e.g. fibre optic devices, in lighting devices or systems of light guides of a generally planar 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)
- Planar Illumination Modules (AREA)
Abstract
The invention discloses a kind of ultra-thin LED panel lamps, including aluminium frame, luminous lamp strip in the aluminium frame inner side is set, the light in aluminium frame one end for receiving the luminous lamp strip is set and diffuseed to form the light ray diffusion plate in uniformly light-emitting face, be arranged in the aluminium frame other end for receiving the light of the luminous lamp strip and being reflexed to the reflective back plane of the light ray diffusion plate.The LED panel lamp of the present invention uses the lamp bar with optical lens, reflective back plane and light ray diffusion plate aluminium frame secure fit, not only forms uniform light-emitting surface；And reduce the use of light guide plate, cost has effectively been saved, the thickness of lamp body is reduced.
Description
Technical field
The invention belongs to technical field of semiconductor illumination.More particularly, to a kind of ultra-thin LED panel lamp.
Background technology
LED panel lamp design is unique, and light forms a kind of uniform flat luminous effect after the light guide plate of high transparency,
Illuminance uniformity is good, light is soft, comfortably bright without blinding, and asthenopia can be effectively relieved.
Existing panel light is divided into straight-down negative and side entering type two types from light source position.Straight-down negative lamp body is thicker, product LED
And light-emitting surface homogeneity more with PCB dosages is more far short of what is expected than side entering type panel light；For side entering type because of the slim beauty of lamp body, light-emitting surface is equal
It is even soft, and it is increasingly becoming the mainstream structure of panel light.Such as the patent of application number 201020229451.X discloses one kind newly
The LED panel lamp of type.To ensure that panel light illuminance uniformity is good, a kind of uniform flat luminous effect is formed, needs to be arranged
The light that LED light bar on the inside of panel light is sent out carries out secondary light-distribution by reflective sheeting, the light guide plate of high transparency, diffuser plate；
However although this structure lamp bar is relatively thin, the multilayered structure lamp body that stacks up thickens, and lightening development becomes with panel light
Gesture contradicts, and cost is higher, especially light guide plate, occupies about 40% cost of product.
Invention content
In order to solve the above technical problems, it is an object of the present invention to provide a kind of Ultrathin LED panel light, the faces LED
Plate lamp is without using light guide plate, you can realize uniform flat luminous effect, while it is effective reduce lamp body thickness, reduce at
This.
In order to achieve the above objectives, the present invention uses following technical scheme：
Beneficial effects of the present invention are as follows：
A kind of ultra-thin LED panel lamp, including aluminium frame, are arranged the luminous lamp strip in the aluminium frame inner side, and setting exists
The light ray diffusion plate for being used to receive the light of the luminous lamp strip and being diffuseed to form uniformly light-emitting face of aluminium frame one end,
The light for receiving the luminous lamp strip in the aluminium frame other end is set and is reflexed to the light ray diffusion plate
Reflective back plane.
Preferably, the luminous lamp strip includes the PCB circuit board being fixed on the inside of the aluminium frame, is welded on the PCB lines
It is on the plate of road and be fixed on institute to the LED lamp bead of the light ray diffusion plate and reflective back plane, and with UV glue for emitting light
State the optical lens right over LED lamp bead and redistributed LED light type.
Preferably, the light ray diffusion plate and the reflective back plane are oppositely arranged on the both ends of the aluminium frame.
Preferably, the light ray diffusion plate, reflecting plate and aluminium frame form a closed cavity；In the cavity
The light beam that LED lamp bead is launched forms a series of light with specific solid angle and light energy after optical lens light distribution,
Wherein light described in sub-fraction emits to the light ray diffusion plate, and another major part light emits through reflective back plane to institute
Light ray diffusion plate is stated, the light that the light ray diffusion plate receives is through diffuseing to form uniform light-emitting surface.
Preferably, multiple LED lamp beads, and light corresponding with the LED lamp bead are equidistantly placed in the lamp bar
Learn lens.
Preferably, the reflective back plane is that intermediate have protrusion and the both ends structure parallel with the light ray diffusion plate；Instead
Backboard is penetrated to be equipped with for the light of the luminous lamp strip to be carried out to fully reflective retroreflective sheeting.
Preferably, the optical lens redistributes LED light type；On the one hand so that LED wide-angle luminous energy is in optical lens
Mixed light occurs before mirror at 10cm；On the other hand, so that most of light energy is transmitted near reflective back plane inclined-plane, pass through reflective back plane
Reflection and scattering process be emitted to light ray diffusion plate, be atomized by light ray diffusion plate transmitted light and again light, formed equal
Even light-emitting surface；
To solve LED panel lamp incident side leakage problem, the optical lens is in 7-13 ° with light ray diffusion plate plane.
Preferably, the retroreflective sheeting is that main film layer is added to particle and with the structure in fine and close hole, is fixed on described anti-
The shape penetrated on backboard and with reflective back plane is consistent, and the light of luminous lamp strip is made to be entirely reflected to diffuser surface.
The upper and lower surface of the light ray diffusion plate all has can realize more light extractions and will be described via refraction scattering process
Light extraction is atomized into the micro-structure of homogeneous soft light-emitting surface.
Preferably, the luminous lamp strip can be arranged on a side inside the aluminium frame or opposite two sides
On.
Beneficial effects of the present invention are as follows：
Optical lens, reflective back plane and light ray diffusion plate are used cooperatively by the LED panel lamp of the present invention, are not only formd
Even light-emitting surface, and reduce the use of light guide plate, cost has effectively been saved, the thickness of lamp body is reduced.
Description of the drawings
Specific embodiments of the present invention will be described in further detail below in conjunction with the accompanying drawings.
Fig. 1 shows the partial schematic diagram of LED panel lamp of the present invention.
Fig. 2 shows the structural schematic diagrams of luminous lamp strip of the present invention.
Fig. 3 shows the overall structure diagram of LED panel lamp of the present invention.
Fig. 4 shows the local raster pattern of LED panel lamp of the present invention.
Fig. 5 shows the structural schematic diagram of 60cm × 60cmLED panel lights of the present invention.
Fig. 6 shows the whole optical effect figure of 60cm × 60cmLED panel lights of the present invention.
Fig. 7 shows the structural schematic diagram of 30cm × 60cmLED panel lights of the present invention.
Fig. 8 shows the whole optical effect figure of 30cm × 60cmLED panel lights of the present invention.
Wherein, 1, aluminium frame, 2, light ray diffusion plate, 3, screw, 4, reflective back plane, 5, retroreflective sheeting, 6, luminous lamp strip,
601, PCB circuit board, 602, LED lamp bead, 603, optical lens.
Specific implementation mode
In order to illustrate more clearly of the present invention, the present invention is done further with reference to preferred embodiments and drawings
It is bright.Similar component is indicated with identical reference numeral in attached drawing.It will be appreciated by those skilled in the art that institute is specific below
The content of description is illustrative and be not restrictive, and should not be limited the scope of the invention with this.
As shown in Figure 1, the present invention provides a kind of Ultrathin LED panel light, including aluminium frame 1, setting in 1 one side in inside of aluminium frame
The luminous lamp strip 6 in face is arranged the light for receiving luminous lamp strip 6 in 1 one end of aluminium frame and is diffuseed to form uniformly light-emitting
The light ray diffusion plate 2 in face is arranged the light for receiving luminous lamp strip 6 in 1 other end of aluminium frame and is emitted to light and expanded
Fall apart 2 reflective back plane 4.Light spreads diffuser plate 2 and reflective back plane 4 is oppositely arranged on the both ends of aluminium frame 1；Light ray diffusion plate 2
Upper and lower surface has micro-structure, also has in the case of ideal mist degree compared with high transmittance, via refraction scattering process, realizes higher light extraction
Efficiency, while can be atomized transmitted light keeps light-emitting surface uniform in light emission soft.
As shown in Fig. 2, luminous lamp strip 6 includes PCB circuit board 601, LED lamp bead 602 and optical lens 603；PCB circuit board
601 are fixed on a side inside aluminium frame 1, and LED lamp bead 602 is welded on PCB circuit board 601, and optical lens 603 is coated on
602 outer surface of LED lamp bead；The light beam that LED lamp bead 602 is launched reflects the light of different angle by optical lens 603, should
Light sub-fraction emits to light ray diffusion plate 2；Another major part reflexes to light ray diffusion plate 2 by reflective back plane 4；Light expands
Fall apart 2 will all light diffusion after form uniform light-emitting surface.It is uniformly placed with multiple LED light on the luminous lamp strip 6 of the present invention
Pearl 601 and optical lens corresponding with LED lamp bead 602 603.LED lamp bead 602 on luminous lamp strip 6 can be that CSP is sealed
Fill lamp bead or the LED illuminator of other packing forms.
In order to form uniform light-emitting surface, therefore the light that LED lamp bead 602 is launched need to more emit to reflective back plane
4, transmitting is to 2 different location of light ray diffusion plate after the reflection of reflective back plane 4, after the transmission atomization of light ray diffusion plate 2
Uniform light-emitting surface could be formed；Preferably, the angle of optical lens 603 and 4 place horizontal plane of reflective back plane is in 7-13 °
Angle.
In order to enable the light after reflective back plane 4 reflects preferably to emit to light ray diffusion plate 2, rather than emit
To one end opposite with luminous lamp strip 6；Preferably, reflective back plane 4 of the invention is intermediate with protrusion and both ends and light expansion
Fall apart 2 parallel structures；I.e. reflective back plane 4 is the intermediate structure that there is the symmetrical gradient and both ends to be parallel to light ray diffusion plate 2, in
Between the gradient apogee distance light ray diffusion plate 2 distance be 4mm-7mm, be conducive to the focusing of LED panel lamp both ends light.
As shown in figure 4, in the present embodiment, light ray diffusion plate 2, reflective back plane 4 and aluminium frame 1 form closed chamber
Body；The light beam that LED lamp bead 602 is launched in the cavity forms the light of different angle after 603 light distribution of optical lens, wherein
Sub-fraction light emits to light ray diffusion plate 2；Another major part light reflexes to light ray diffusion plate 2 by reflective back plane 4
All light of different location, light ray diffusion plate 2 form uniform light-emitting surface in the cavity after diffusion.The faces LED of the present invention
Plate lamp is without using light guide plate, you can solves the problems, such as panel light (illumination) uniformity of luminance, reduces the thickness of lamp body, reduces
The production cost of LED panel lamp.
In order to enable the light of reflective back plane 4 completely to reflect, and it is not reflected the absorption of backboard 4；Preferably, the reflection back of the body
Plate 4 is equipped with retroreflective sheeting 5；Retroreflective sheeting 5 is composite membrane reflecting material, smooth to be fixed in reflective back plane 4 and carried on the back with reflection
4 moulding of plate is consistent, and light gets to reflection diaphragm 5, adds particle and tight pore structure by main film layer, realizes the expansion of high reflectance
Scattered reflection acts on.
In yet another embodiment of the present invention, as shown in figure 3, luminous lamp strip 6 is symmetricly set on two inside aluminium frame 1
On a side, light ray diffusion plate 2 is embedded in the upper end of 1 frame of aluminium, and reflective back plane 4 is fixed on by screw 3 under the aluminium frame 1
End；Aluminium frame 1, light ray diffusion plate 2 and reflective back plane 4 form closed cavity；The light that luminous lamp strip 6 is launched is by reflection
Uniform light-emitting surface is formed in the cavity after backboard 4 and light ray diffusion plate 2.
As shown in figure 5,60cm × 60cmLED panel lights of the present invention, two sides of aluminium frame 1 are respectively equipped with 30 optical lens
The luminous lamp strip that mirror 603 and 30 LED lamp beads 602 are constituted；Aluminium frame 1, light ray diffusion plate 2 and reflection 4 plates of the back of the body form closed
Cavity；The light that luminous lamp strip 6 is launched forms uniform hair in the cavity after reflective back plane 4 and light ray diffusion plate 2
Smooth surface.The whole optical effect of the panel light is as shown in Figure 6.
As shown in fig. 7,30cm × 60cmLED panel lights of the present invention, a side of aluminium frame 1 is equipped with 18 optical lenses
The luminous lamp strip 6 that 603 and 18 LED lamp beads 602 are constituted；Aluminium frame 1, light ray diffusion plate 2 and reflective back plane 4 form closed
Cavity；The light that luminous lamp strip 6 is launched forms uniform shine in the cavity after reflective back plane 4 and light ray diffusion plate 2
Face.The whole optical effect of the panel light is as shown in Figure 8.
Compare Fig. 6 and with Fig. 8 it is found that the more at most global illumination degree of luminous lamp strip 6 of LED panel lamp is stronger.
Obviously, the above embodiment of the present invention be only to clearly illustrate example of the present invention, and not be pair
The restriction of embodiments of the present invention may be used also on the basis of the above description for those of ordinary skill in the art
To make other variations or changes in different ways, all embodiments can not be exhaustive here, it is every to belong to this hair
Row of the obvious changes or variations that bright technical solution is extended out still in protection scope of the present invention.
Claims (10)
1. a kind of ultra-thin LED panel lamp, which is characterized in that including aluminium frame, the electroluminescent lamp in the aluminium frame inner side is arranged
Item is arranged in aluminium frame one end for receiving the light of the luminous lamp strip and being diffuseed to form the light in uniformly light-emitting face
Line diffuser plate is arranged the light for receiving the luminous lamp strip in the aluminium frame other end and is reflexed to the light
The reflective back plane of diffuser plate.
2. LED panel lamp according to claim 1, which is characterized in that the luminous lamp strip includes being fixed on the aluminium frame
The PCB circuit board of inside is welded in the PCB circuit board and is used to emit its light to the light ray diffusion plate and reflection
The LED lamp bead of backboard, and it is fixed on the optical lens right over the LED lamp bead and redistributed LED light type with UV glue.
3. LED panel lamp according to claim 2, which is characterized in that the light ray diffusion plate and the reflective back plane phase
To upper plane and lower plane in the aluminium frame is arranged.
4. LED panel lamp according to claim 3, which is characterized in that the light ray diffusion plate, reflecting plate and aluminium frame shape
At a closed cavity；The light beam that LED lamp bead is launched in the cavity forms a series of after optical lens light distribution
Light with specific solid angle and light energy, wherein light described in sub-fraction emit to the light ray diffusion plate, Ling Yi great
The part light emits through reflective back plane to the light ray diffusion plate, and the light that the light ray diffusion plate receives is through divergent contour
At uniform light-emitting surface.
5. LED panel lamp according to claim 1, which is characterized in that be equidistantly placed with multiple LED light in the lamp bar
Pearl, and optical lens corresponding with the LED lamp bead.
6. LED panel lamp according to claim 4, which is characterized in that the reflective back plane is intermediate with protrusion and two
The end structure parallel with the light ray diffusion plate；Reflective back plane is equipped with completely anti-for carrying out the light of the luminous lamp strip
The retroreflective sheeting penetrated.
7. LED panel lamp according to claim 6, which is characterized in that the plane of the optical lens and light ray diffusion plate
In 7-13 °.
8. LED panel lamp according to claim 6, which is characterized in that the retroreflective sheeting is that main film layer is added to particle
And with the structure in fine and close hole, the shape being fixed in the reflective back plane and with reflective back plane is consistent, makes the light of luminous lamp strip
Line is entirely reflected to diffuser surface.
9. LED panel lamp according to claim 8, which is characterized in that the upper and lower surface of the light ray diffusion plate all has
More light extractions can be realized via refraction scattering process and the light extraction is atomized into the micro-structure of homogeneous soft light-emitting surface.
10. LED panel lamp according to claim 1, which is characterized in that the luminous lamp strip can be arranged in the aluminium frame
On an internal side or on opposite two sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810547674.1A CN108534033A (en) | 2018-05-31 | 2018-05-31 | A kind of ultra-thin LED panel lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810547674.1A CN108534033A (en) | 2018-05-31 | 2018-05-31 | A kind of ultra-thin LED panel lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108534033A true CN108534033A (en) | 2018-09-14 |
Family
ID=63471960
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810547674.1A Pending CN108534033A (en) | 2018-05-31 | 2018-05-31 | A kind of ultra-thin LED panel lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108534033A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101910714A (en) * | 2008-04-11 | 2010-12-08 | 哈利盛东芝照明株式会社 | Light emitting device |
| US20110096544A1 (en) * | 2008-07-01 | 2011-04-28 | Harison Toshiba Lighting Corporation | Illumination device |
| US20110267839A1 (en) * | 2010-04-29 | 2011-11-03 | Chih-Chieh Kang | Radiation structure without light guiding board |
| CN103185237A (en) * | 2011-12-27 | 2013-07-03 | 东贝光电科技股份有限公司 | Side-in type plane light-emitting module |
| CN104110597A (en) * | 2014-06-17 | 2014-10-22 | 章驰 | LED panel light |
| CN206429961U (en) * | 2017-01-06 | 2017-08-22 | 中山市领航光电科技有限公司 | A kind of cambered surface reflection and the panel light of light guide structure |
| CN208139050U (en) * | 2018-05-31 | 2018-11-23 | 易美芯光（北京）科技有限公司 | A kind of ultra-thin LED panel lamp |
-
2018
- 2018-05-31 CN CN201810547674.1A patent/CN108534033A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101910714A (en) * | 2008-04-11 | 2010-12-08 | 哈利盛东芝照明株式会社 | Light emitting device |
| US20110096544A1 (en) * | 2008-07-01 | 2011-04-28 | Harison Toshiba Lighting Corporation | Illumination device |
| US20110267839A1 (en) * | 2010-04-29 | 2011-11-03 | Chih-Chieh Kang | Radiation structure without light guiding board |
| CN103185237A (en) * | 2011-12-27 | 2013-07-03 | 东贝光电科技股份有限公司 | Side-in type plane light-emitting module |
| CN104110597A (en) * | 2014-06-17 | 2014-10-22 | 章驰 | LED panel light |
| CN206429961U (en) * | 2017-01-06 | 2017-08-22 | 中山市领航光电科技有限公司 | A kind of cambered surface reflection and the panel light of light guide structure |
| CN208139050U (en) * | 2018-05-31 | 2018-11-23 | 易美芯光（北京）科技有限公司 | A kind of ultra-thin LED panel lamp |
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