CN111156453A - A LED frameless flat panel light - Google Patents
A LED frameless flat panel light Download PDFInfo
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- CN111156453A CN111156453A CN202010211108.0A CN202010211108A CN111156453A CN 111156453 A CN111156453 A CN 111156453A CN 202010211108 A CN202010211108 A CN 202010211108A CN 111156453 A CN111156453 A CN 111156453A
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- groove body
- aluminum substrate
- lamp
- led
- frame
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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
- F21S8/00—Lighting devices intended for fixed installation
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- 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
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- 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
- F21V31/00—Gas-tight or water-tight arrangements
- F21V31/005—Sealing arrangements therefor
-
- 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
- F21V7/00—Reflectors for light sources
- F21V7/04—Optical design
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- 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
- F21V7/00—Reflectors for light sources
- F21V7/22—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors
- F21V7/28—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors characterised by coatings
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- 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]
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Fastening Of Light Sources Or Lamp Holders (AREA)
Abstract
The invention discloses an LED frame-free flat lamp, wherein an inclined plane is arranged on the inner side wall of a frame body and is positioned below a first groove body, a limiting protective edge is arranged at the bottom end of the inclined plane, a second groove body is arranged on the lower surface of the limiting protective edge, an acrylic plate is fused with the bottom surface and the inner side surface of the first groove body by adopting one heating technology of high-frequency induction and ultrahigh-frequency induction, strip-shaped grooves are respectively and uniformly arranged on the bottom surface and the inner side surface of the first groove body, lamp beads are uniformly embedded on the upper surface of an aluminum substrate, and the arrangement mode of the lamp beads on the aluminum substrate is obtained by computer simulation; inferior gram force board and first cell body bottom surface and medial surface fully fuse, are sealed, avoid dust etc. to get into and attached to the surface production facula at inferior gram force board, and the inclined plane makes the frame body be suitable for different mounting forms, ensures the frame body simultaneously to the range minimizing that shelters from of light, reduces the scope in dark space all around, has improved the illuminating effect of lamp body greatly.
Description
Technical Field
The invention relates to the technical field of lighting lamps, in particular to an LED frame-free panel lamp.
Background
The lighting lamps are various in variety, such as a ceiling lamp, a desk lamp, a floor lamp, a wall lamp, a spot lamp and the like; the lighting fixtures also have many colors, such as colorless, pure white, pink, light blue, light green, golden yellow, and milky white. With the progress of society, the function of the lighting lamp is not only limited to lighting but also is the eyes of home, and more times, the lighting lamp plays a decorative role. Therefore, the choice of the lighting fixture is much more complicated, which not only relates to safety and power saving, but also relates to many factors such as material, kind, style and taste.
Traditionally, the light that adopts in kitchen, bathroom is the lamp plate that has the frame generally, adopts the direct luminous and the side light emitting technology of shell of moulding plastics moreover more, often has heat dispersion poor, and the light decay is serious, bulky scheduling problem.
However, the illuminating lamp in the prior art has certain defects in the actual use process:
at present, the widely adopted illuminating lamp usually fixes the LED lamp strip on the inner wall of the injection molding shell, and is provided with a semitransparent lampshade for protecting the LED lamp strip; but this kind of light often heat dispersion is relatively poor, leads to serious light decay, makes the life-span of lamps and lanterns reduce, and sealed effect is poor, and dust, mosquito etc. form the facula in easily getting into the lamp shade, influence the result of use of light to a certain extent.
Disclosure of Invention
The invention aims to provide an LED frame-free flat lamp, which is characterized in that an acrylic plate is fused in a groove body on the upper surface of a frame body by adopting a high-frequency induction or ultrahigh-frequency heating technology, lamp beads are welded on an aluminum substrate in an optimal set arrangement and combination mode obtained by computer simulation, and the aluminum substrate is arranged in a groove body at the bottom of the frame body, so that the whole sealing effect is good, the light distribution is uniform, and the problems of nonuniform heat dissipation, easiness in entering of dust and mosquitoes into the inner part to form light spots, nonuniform peripheral dark areas and nonuniform light distribution are solved.
In order to achieve the purpose, the invention provides the following technical scheme: an LED frame-free flat lamp comprises a frame body, a light source plate embedded in the frame body, a first groove body, an inclined plane, a limiting protective edge, an aluminum substrate and an acrylic plate, wherein the frame body is of a square frame structure, and the first groove body is arranged at the inner edge of the upper surface of the frame body;
the inclined plane is arranged on the inner side wall of the frame body and is positioned below the first groove body, and a cavity structure formed by the outer side surface of the inclined plane and the inner side surface of the frame body is clamped with a keel at the roof;
the limiting protective edge is arranged at the bottom end of the inclined plane, and a second groove body is formed in the lower surface of the limiting protective edge;
the edge of the upper surface of the aluminum substrate is fixedly connected with the lower surface of the limiting protective edge;
the acrylic plate is fused with the bottom surface and the inner side surface of the first groove body by adopting one heating technology of high-frequency induction and ultrahigh-frequency induction;
the LED lamp is characterized in that lamp beads are uniformly embedded in the upper surface of the aluminum substrate, the arrangement mode of the lamp beads on the aluminum substrate is obtained through computer simulation, and strip-shaped grooves are uniformly formed in the bottom surface and the inner side surface of the first groove body respectively.
Preferably, the depth of the first groove body is equal to 60% of the thickness of the acrylic plate, and the length and width of the acrylic plate are the same as those of the first groove body; the upper surface of the acrylic plate protrudes out of the upper surface of the frame body, the effect of reducing the dark areas around is achieved, and the acrylic plate and the first groove body are just nested tightly.
Preferably, the lower surface of the inner side wall of the second tank body is higher than the lower surface of the outer side wall of the second tank body, a groove is formed in the inner edge of the lower surface of the outer side wall, and the top surface of the groove in the outer side wall of the second tank body and the lower surface of the inner side wall of the second tank body are in the same horizontal plane; the aluminum substrate is convenient to fix.
Preferably, the edge all around of aluminium base board has evenly seted up the locating hole, and the shape of locating hole is the U-shaped.
Preferably, a fixing screw is sleeved in the positioning hole in the aluminum substrate, and the fixing screw penetrates through the top end of the aluminum substrate and is fixedly connected with the inner wall of the second groove body.
Preferably, the length of the stud part of the fixing screw is 70% of the depth of the second groove body, the width of the second groove body is equal to the outer diameter of the fixing screw, and the top end of the inner side surface of the second groove body is provided with an inclined surface inclined towards the center of the second groove body; after the fixing screws are sewn in place, the fixing screws can be guaranteed to be in full contact with the inclined surface inside the second groove body, vibration and falling are avoided, and the fixing screws are convenient to insert into the inner side wall of the second groove body in a self-tapping mode.
Preferably, the height of the frame body is 18.2 mm; the thickness of the frame body is thinner than that of the traditional frame, and the range of the surrounding dark areas is favorably reduced.
Preferably, the number of the lamp beads is 420, and the lamp beads are distributed on the upper surface of the aluminum substrate in a rectangular array manner; make the whole luminous light of light more even, and make the light can provide higher luminous flux.
Preferably, white reflective ink is sprayed on the upper surface of the aluminum substrate; the reflectivity of the aluminum substrate is enhanced to enhance the illumination effect.
Preferably, the method for manufacturing the LED frameless flat lamp includes the following steps:
s1, simulating the distribution condition of light rays by a computer according to different numbers and different arrangement combination forms of the lamp beads to obtain the optimal number of the lamp beads and the optimal arrangement mode of the lamp beads;
s2, forming U-shaped positioning holes in the peripheral edge of the aluminum substrate, spraying white reflective ink on the upper surface of the aluminum substrate, curing and drying the ink, and mounting the lamp beads on the aluminum substrate by a smt sheet mounting process according to the distribution form of the lamp beads (21) obtained in the step S1;
s3, performing computer simulation on the aluminum substrate completed in the step S2 to obtain the optimal inclined angle of the inclined plane;
s4, processing the first groove body, the inclined plane, the limiting protective edge and the second groove body on the whole 6m long aluminum alloy material by adopting an aluminum alloy extrusion forming technology, and realizing the preparation of the lamp frame raw material;
s5, cutting the frame raw material manufactured in the step S4 into a specified length by using a double 45-degree cutting machine according to the requirement, and then cutting an R angle at each end of each section of frame raw material;
s6, welding the aluminum alloy strips obtained in the step S5 into a frame body by using metal inert gas shielded welding;
s7, fusing the acrylic plate with the bottom surface and the inner side surface of the first groove body by adopting one heating technology of high-frequency induction and ultrahigh-frequency induction to finish the assembly of the mask;
s8, installing the aluminum substrate at the limiting edge protector, and screwing a fixing screw into the second groove body through a U-shaped positioning hole at the edge of the aluminum substrate to complete the fixed connection of the aluminum substrate on the frame body and the processing and manufacturing of the illuminating lamp.
Compared with the prior art, the invention has the beneficial effects that:
the invention relates to a frame body of a heating lamp, which is sequentially provided with a first groove body, an inclined plane and a limiting protective edge from top to bottom, wherein the bottom surface and the inner side surface of the first groove body are connected with an acrylic plate in a melting way by adopting a high-frequency induction or ultrahigh-frequency heating technology, an aluminum substrate is arranged on the bottom surface of the limiting protective edge, lamp beads are welded on the aluminum substrate in an optimal arrangement and combination mode according to computer simulation, and light rays generated by the lamp beads are relatively uniform; the acrylic plate has tight connection and good sealing effect, prevents dust from entering and forming stains, further forms light spots, and greatly improves the using effect of the illuminating lamp.
Drawings
FIG. 1 is a schematic top view of the present invention;
FIG. 2 is a schematic bottom view of the present invention;
FIG. 3 is a schematic cross-sectional view taken along line A-A of FIG. 1 in accordance with the present invention;
FIG. 4 is a schematic top view of the frame body according to the present invention;
FIG. 5 is a schematic cross-sectional view taken along line B-B of FIG. 4 according to the present invention;
FIG. 6 is a schematic top view of the aluminum substrate and the frame body according to the present invention;
FIG. 7 is an enlarged view of the structure of FIG. 3 at C according to the present invention;
fig. 8 is an enlarged view of the structure of fig. 5D according to the present invention.
In the figure: 1-a frame body; 11-a first trough body; 12-a bevel; 13-limiting and protecting edges; 131-a second trough body; 2-an aluminum substrate; 21-lamp beads; 22-a set screw; 3-acrylic plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-8, the present invention provides a technical solution: an LED flat lamp without a frame comprises a frame body 1, a light source plate embedded in the frame body 1, a first groove body 11, an inclined plane 12, a limiting protective edge 13, an aluminum substrate 2 and an acrylic plate 3, wherein the frame body 1 is of a square frame body structure, the first groove body 11 is arranged at the inner edge of the upper surface of the frame body 1, the inclined plane 12 is arranged on the inner side wall of the frame body 1, the inclined plane 12 is positioned below the first groove body 11, a cavity structure formed by the outer side surface of the inclined plane 12 and the inner side surface of the frame body 1 is clamped with a keel at the roof, the limiting protective edge 13 is arranged at the bottom end of the inclined plane 12, a second groove body 131 is arranged on the lower surface of the limiting protective edge 13, the edge of the upper surface of the aluminum substrate 2 is fixedly connected with the lower surface of the limiting protective edge 13, the acrylic plate 3 is fused with the bottom surface and the inner side surface of the first groove body 11 by, lamp beads 21 are uniformly embedded in the upper surface of the aluminum substrate 2, the arrangement mode of the lamp beads 21 on the aluminum substrate 2 is obtained through computer simulation, and strip-shaped grooves are uniformly formed in the bottom surface and the inner side surface of the first groove body 11 respectively; during the use, the even light that lamp pearl 21 produced sees through 3 external radiation of ya keli board, ya keli board 3 is fully fused with first cell body 11 through the recess of 11 bottom surfaces of first cell body and medial surface under high frequency or hyperfrequency induction heating's effect, make between ya keli board 3 and the metal frame 1 totally enclosed, avoid the dust, the mosquito etc. gets into and produces the facula attached to the lower surface of ya keli board 3, because inclined plane 12's optimal design, make frame body 1 can be to the range minimizing that shelters from of light, the scope of dark space all around has been reduced to the at utmost, the illumination zone and the illuminating effect of lamp body have been improved greatly, and satisfy and be adapted to different mounting means with frame body 1.
The depth of the first groove body 11 is equal to 60% of the thickness of the acrylic plate 3, the length and width of the acrylic plate 3 is the same as that of the first groove body 11, it is ensured that the acrylic plate 3 and the frame body 1 are sealed tightly, and the acrylic plate 3 protrudes out of the upper surface of the frame body 1.
The lower surface of the inner side wall of the second groove body 131 is higher than the lower surface of the outer side wall thereof, a groove is arranged at the inner edge of the lower surface of the outer side wall, the top surface of the groove of the outer side wall of the second groove body 131 and the lower surface of the inner side wall of the second groove body 131 are positioned at the same horizontal plane, positioning holes are uniformly arranged at the peripheral edge of the aluminum substrate 2, the positioning holes are U-shaped, a fixing screw 22 is sleeved in the positioning hole on the aluminum substrate 2, the fixing screw 22 penetrates through the top end of the aluminum substrate 2 and is fixedly connected with the inner wall of the second groove body 131, the length of the stud part of the fixing screw 22 is 70% of the depth of the second groove body 131, the width of the second groove body 131 is equal to the outer diameter of the fixing screw 22, the top end of the inner side surface of the second groove body 131 is provided with an inclined surface inclined toward the center of the second groove body 131, the aluminum substrate 2, the fixing screws 22 are screwed into the inner side wall of the second groove body 131 in a self-tapping thread manner, so that the aluminum substrate is firmly fixed, and meanwhile, the influence on the appearance caused by the fact that the positioning screws 22 penetrate through the top surface of the second groove body 131 is avoided.
The height of frame body 1 is 18.2mm, and the quantity of lamp pearl 21 is 420, and lamp pearl 21 distributes according to the rectangle array mode on aluminium base board 2's upper surface, and lamp pearl 21 is 20 x 21's distribution mode, and the upper surface spraying white reflection of light printing ink of aluminium base board 2.
On the design of the distribution mode and the quantity matching of the lamp beads 21 and the inclination angle of the inclined plane 12, simulation tests can be carried out by adopting light machine simulation design software similar to FRED (free light emitting diode) so as to obtain the optimal scheme.
The working principle is as follows: a manufacturing method of an LED frame-free flat lamp comprises the following steps:
s1, simulating the distribution condition of light rays generated by the lamp beads 21 according to different numbers and different arrangement combination forms through a computer to obtain the optimal number of the lamp beads 21 and the optimal arrangement mode of the lamp beads 21;
s2, forming U-shaped positioning holes in the peripheral edge of the aluminum substrate 2, spraying white reflective ink on the upper surface of the aluminum substrate 2, and mounting the lamp beads 21 on the aluminum substrate 2 through a smart label process according to the distribution form of the lamp beads 21 obtained in the step S1 after the ink is cured and dried;
s3, performing computer simulation on the aluminum substrate 2 completed in the step S2 to obtain the optimal inclination angle of the inclined plane 12;
s4, processing the first groove body 11, the inclined plane 12, the limiting protective edge 13 and the second groove body 131 on the whole 6m long aluminum alloy material by adopting an aluminum alloy extrusion forming technology, and realizing the preparation of the lamp frame raw material;
s5, cutting the frame raw material manufactured in the step S4 into a specified length in a vertical 45-degree mode by using a double 45-degree cutting machine according to requirements, and then cutting an R angle at each end of each section of the frame raw material;
s6, welding the aluminum alloy strips obtained in the step S5 into a frame body 1 by using metal inert gas shielded welding;
s7, fusing the acrylic plate 3 with the bottom surface and the inner side surface of the first groove body 11 by adopting one heating technology of high-frequency induction and ultrahigh-frequency induction to finish the assembly of the mask;
s8, the aluminum substrate 2 is installed at the position of the limiting protective edge 13, and the aluminum substrate 2 is screwed into the second groove body 131 through the U-shaped positioning hole at the edge of the aluminum substrate 2 by using the fixing screw 22, so that the aluminum substrate 2 is fixedly connected to the frame body 1, and the lighting lamp is processed and manufactured.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010211108.0A CN111156453A (en) | 2020-03-24 | 2020-03-24 | A LED frameless flat panel light |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010211108.0A CN111156453A (en) | 2020-03-24 | 2020-03-24 | A LED frameless flat panel light |
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| CN111156453A true CN111156453A (en) | 2020-05-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010211108.0A Pending CN111156453A (en) | 2020-03-24 | 2020-03-24 | A LED frameless flat panel light |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07296610A (en) * | 1994-04-28 | 1995-11-10 | Ichikoh Ind Ltd | Lens joining method for vehicle lighting |
| CN101041263A (en) * | 2007-04-24 | 2007-09-26 | 鞠学金 | Method for preparing metal and plastic composite parts of the automobile parts |
| CN101788135A (en) * | 2009-12-28 | 2010-07-28 | 广东昭信光电科技有限公司 | Water-tightness encapsulating method for LED lighting module by low melting-point metal welding flux |
| CN101850613A (en) * | 2010-05-14 | 2010-10-06 | 中科华飞管业(东莞)有限公司 | High-frequency induction welding method for metal plastic composite pipe |
| CN202561609U (en) * | 2012-03-06 | 2012-11-28 | 东莞市翊晶光电科技有限公司 | LED ceiling panel light |
| CN208397834U (en) * | 2018-07-10 | 2019-01-18 | 上海盛丽光电科技有限公司 | A kind of flat lamp |
| CN208410788U (en) * | 2018-06-30 | 2019-01-22 | 方德福 | It is a kind of for processing the High-frequency machine of acrylic |
| CN110748818A (en) * | 2019-10-23 | 2020-02-04 | 刘伟科 | A new type of frameless flat panel light |
-
2020
- 2020-03-24 CN CN202010211108.0A patent/CN111156453A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07296610A (en) * | 1994-04-28 | 1995-11-10 | Ichikoh Ind Ltd | Lens joining method for vehicle lighting |
| CN101041263A (en) * | 2007-04-24 | 2007-09-26 | 鞠学金 | Method for preparing metal and plastic composite parts of the automobile parts |
| CN101788135A (en) * | 2009-12-28 | 2010-07-28 | 广东昭信光电科技有限公司 | Water-tightness encapsulating method for LED lighting module by low melting-point metal welding flux |
| CN101850613A (en) * | 2010-05-14 | 2010-10-06 | 中科华飞管业(东莞)有限公司 | High-frequency induction welding method for metal plastic composite pipe |
| CN202561609U (en) * | 2012-03-06 | 2012-11-28 | 东莞市翊晶光电科技有限公司 | LED ceiling panel light |
| CN208410788U (en) * | 2018-06-30 | 2019-01-22 | 方德福 | It is a kind of for processing the High-frequency machine of acrylic |
| CN208397834U (en) * | 2018-07-10 | 2019-01-18 | 上海盛丽光电科技有限公司 | A kind of flat lamp |
| CN110748818A (en) * | 2019-10-23 | 2020-02-04 | 刘伟科 | A new type of frameless flat panel light |
Non-Patent Citations (1)
| Title |
|---|
| 苏宙平: "非成像光学系统设计方法与实例", vol. 1, 31 January 2018, 机械工业出版社, pages: 131 * |
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