CN108087841A - A kind of leaded light hollow lens and LED lamp bead - Google Patents
A kind of leaded light hollow lens and LED lamp bead Download PDFInfo
- Publication number
- CN108087841A CN108087841A CN201810151673.5A CN201810151673A CN108087841A CN 108087841 A CN108087841 A CN 108087841A CN 201810151673 A CN201810151673 A CN 201810151673A CN 108087841 A CN108087841 A CN 108087841A
- Authority
- CN
- China
- Prior art keywords
- lens
- revolution
- hollow lens
- light source
- incidence
- 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.)
- Granted
Links
Classifications
-
- 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
- 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
- F21K9/60—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction
- F21K9/69—Details of refractors forming part of the light source
-
- 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
- F21V15/02—Cages
-
- 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
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/003—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array
-
- 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
- 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)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
A kind of leaded light hollow lens and LED lamp bead, wherein guide-lighting hollow lens include lens body and are located at the plane of incidence and exit facet of lens body inner side and outer side respectively, the lens body is revolving body, the plane of incidence is the paraboloid of revolution that Open Side Down, exit facet is revolution spherical, and revolving body, paraboloid of revolution and the spherical face of revolution have identical rotating shaft；Lens body directly over the plane of incidence is additionally provided with reflecting surface, which is the revolution taper surface of opening upwards, and revolution taper surface has identical rotating shaft with paraboloid of revolution；The LED lamp bead includes the guide-lighting hollow lens of LED light source and said structure, and the LED light source is located in guide-lighting hollow lens in the focus of the plane of incidence.The invention enables the light emitting angles that the light beam that light source projects has bigger, and lamps and lanterns is made to form the illumination aperture of bigger；It can carry out refractive deflection, reflection and scattering function to the light beam of light source, significantly improve the visual illumination effect of LED lamp.
Description
Technical field
The present invention relates to lighting area, especially a kind of guide-lighting hollow lens and LED lamp bead.
Background technology
In recent years, as pollution and energy problem become increasingly conspicuous, the big rule that more energy-saving and environment-friendly LED light obtains push away
Wide application；LED light generally comprises the lampshade above light emitting diode and light emitting diode, goes out at present directly from light emitting diode
The light penetrated tends not to meet lighting demand well, generally come to it by the way of lens are installed additional on a light emitting diode
Output light type is adjusted.
In practical applications, in order to improve illumination visual effect, installation is also needed to outside LED light source has light regulating effect
Lens, currently used lens are generally astigmatism type lens, and typical structure is public for Chinese patent ZL201710327387.5
A kind of plug-in unit LED lamp bead lens and lens group opened, it describe " single lens (2) is hollow half ellipse entity, it is external by
Smoothing spline curved surface forms lens exit facet (7), and inside forms lens entrance face (9) by smooth hemispherical curved surface；Single lens
(2) internal is lamp bead accommodating cavity (8) " technical solution, index path is as shown in Fig. 5 and Fig. 6 that its disclosure is recorded, its general
Come from the spot beam of light emitting diode and be adjusted to divergent shape light beam through lens, however this adjusted by this lens
LED lamp is smaller because light beam deflects, and brightness is concentrated, and visual effect is poor, and especially illumination is excessively concentrated below lamps and lanterns, illumination effect
Fruit is poor；Therefore, the deflection of lens on light beam is improved, makes LED that there is the illumination aperture of bigger, to improving the vision of LED lamp
Illuminating effect is of great significance.
The content of the invention
The object of the present invention is to provide a kind of guide-lighting hollow lens and LED lamp beads, it has compact-sized, uniform illumination
With beam spread it is good the advantages of.
The present invention is achieved like this, a kind of leaded light hollow lens, it includes lens body and is located at lens respectively
The plane of incidence and exit facet of main body inner side and outer side, which is characterized in that the lens body be revolving body, the plane of incidence for opening to
Under paraboloid of revolution, exit facet is revolution evagination arcwall face, and revolving body, paraboloid of revolution and revolution evagination arcwall face have phase
Same rotating shaft.
Lens body directly over the plane of incidence is additionally provided with reflecting surface, which is the revolution taper of opening upwards
Face, revolution taper surface have identical rotating shaft with paraboloid of revolution.
Joint face between at the top of exit facet and reflecting surface is scattering surface.
Optionally, lens body is made of silica gel, glass or transparent PC material.
The present invention also describes a kind of LED lamp bead, it includes LED light source, which is characterized in that it further includes said structure
Guide-lighting hollow lens, the LED light source are located in guide-lighting hollow lens in the focus of the plane of incidence.
The LED light source is fixed together non-dismountable with guide-lighting hollow lens.
The LED light source includes light emitting diode and drive circuit board, is additionally provided with above light emitting diode and driving electricity
The protective cover that road plate is engaged by clamping.
The lower surface of drive circuit board is also associated with fixed patch, is connected between fixed patch and the outer rim of lens body
Sealant rubber ring.
Optionally, the lower part of protective cover is equipped with screens ring, has the locating slot with screens ring cooperation on drive circuit board.
Beneficial effects of the present invention are：The present invention is a kind of special-shaped hollow lens of tactical rule, on the one hand can be utilized
The contour structures of guide-lighting hollow lens play light source functor good protective action, on the other hand, in the light beam warp of light source
The deflection of hollow lens, the light beam that LED light source projects have the light emitting angle of bigger, and lamps and lanterns is made to form the illumination aperture of bigger；It is logical
The Optimal Structure Designing to hollow lens is crossed, it can carry out refractive deflection, reflection and scattering function to the light beam of light source, will
Light focuses on the deflection angle of bigger, and the aperture of angle bigger improves the uniformity and uniformity of lamps and lanterns irradiation, significantly improves
The visual illumination effect of LED lamp.
Description of the drawings
Fig. 1 is the structural perspective of the guide-lighting hollow lens one embodiment of the present invention.
Fig. 2 is the light path schematic diagram of embodiment illustrated in fig. 1.
Fig. 3 is the structural perspective of LED lamp bead of the present invention.
Fig. 4 is the cross-sectional view of the structure at A-A in Fig. 3.
Fig. 5 is the Standard figure of embodiment illustrated in fig. 3.
Fig. 6 is the Structure explosion diagram of embodiment illustrated in fig. 3.
Fig. 7 is the attachment structure schematic diagram of present invention driver circuit plate and fixed patch.
Fig. 8 projects distribution schematic diagram for LED lamp bead of the present invention through hollow lens light beam.
Fig. 9 is embodiment illustrated in fig. 8 LED lamp bead illumination patterns schematic diagram.
Figure 10 is the cross-sectional view of the structure of LED lamp bead another embodiment of the present invention.
Specific embodiment
It will be appreciated by those of skill in the art that although the following description is related to many of embodiment for the present invention
Technical detail, but be only for not meaning that any restrictions for illustrating the example of the principle of the present invention.The present invention can be applicable in
In different from the occasion outside technical detail exemplified below, without departing from the principle and spirit of the invention.
It, may pair can be in description in the present specification in addition, miscellaneous in order to avoid being limited to the description of this specification
The portion of techniques details obtained in prior art data has carried out the processing such as omission, simplification, accommodation, this is for the technology of this field
It will be understood by for personnel, and this does not interfere with the open adequacy of this specification.
The specific embodiment of the present invention is described further below in conjunction with the accompanying drawings.
As depicted in figs. 1 and 2, the present invention is achieved in that the guide-lighting hollow lens (can including lens body 1
Understand, 1 interchangeable reference of the leaded light hollow lens and lens body), have and be located at 1 inner side and outer side of lens body respectively
The plane of incidence 101 and exit facet 102, be structurally characterized in that, the lens body 1 is revolving body, and the plane of incidence 101 is Open Side Down
Paraboloid of revolution, exit facet 102 is revolution evagination arcwall face (for example, revolution spherical), revolving body, paraboloid of revolution and is returned
Turn evagination arcwall face with identical rotating shaft；The present invention is a kind of special-shaped hollow lens of tactical rule, on the one hand being capable of profit
Good protective action is played to light source functor with the contour structures of guide-lighting hollow lens, on the other hand, the light beam of light source is such as
Shown in Fig. 2 parts, light beam first passes around the plane of incidence 101 and enters in lens body 1, is then projected from exit facet 102, by saturating
The refraction of mirror main body 1, light from optically denser medium directive optically thinner medium when, refraction angle will be greater than incidence angle, may be such that and comes from light
Refractive deflection occurs for the emitting shape light beam in source, so has from the light beam that exit facet 102 is sent compared with conventional light source outgoing beam
There is the light emitting angle of bigger, form the illumination aperture of bigger；At the same time, according to optical principle, the light in lens body 1
It when incidence angle is more than critical angle, will be totally reflected, some light is by the plane of incidence 101 back between paraboloid of revolution
In space, lens body 1 is re-introduced into through the plane of incidence 101 together with the light that is sent after being reflected with light source, until light passes through
Exit facet 102 projects, as shown in Figure 8.In the specific implementation, in order to improve aperture illumination intensity at exit facet 102, in the plane of incidence
Lens body 1 directly over 101 is additionally provided with reflecting surface 103, which is the revolution taper surface of opening upwards, and revolution is bored
Shape face has identical rotating shaft with paraboloid of revolution；The angle of revolution taper surface is set according to different critical angles so that is penetrated
Critical angle is all higher than to the angle of incidence of light of reflecting surface 103, this allows for occurring close to rotating shaft and 103 light of directive reflecting surface
Total reflection as shown in Fig. 2, reflected light line is finally projected by repeatedly deflection from exit facet 102, is so allowed for from light source
The light sent is concentrated at the aperture at 102 place of exit facet, is improved intensity of illumination, is met actual illumination needs.
Certainly, in order to preferably improve the visual effect of illumination, between 103 top of the exit facet 102 and reflecting surface
Joint face is scattering surface 104, and the longitudinal cross-section of the scattering surface 104 is the isosceles trapezoidal structure to stand upside down, by 104 folding of scattering surface
The light penetrated is sparse divergent shape light beam so that from exit facet 102 to visually connecting to can be sent between reflecting surface 103
Continuous transition light beam keeps the uniformity of illumination, as shown in Figure 9；At the same time, in order to improve dispersion effect, the scattering surface
104 can be used frosting.
In the specific implementation, the lens body 1 can be made of various transparent materials such as silica gel, glass, transparent PC；According to
Different materials are to the different rational design planes of incidence 101 of refraction, reflection, exit facet 102, reflecting surface 103 and the scattering surface of light
104, by taking silica gel as an example, between refractive index is about 1.4-1.5, it is about 40 degree or so that can calculate its critical angle, when entering
It when penetrating the angle of light and normal more than the angle, will be totally reflected, so as to calculate reflecting surface 103 according to geometric properties
Taper be less than 100 degree (being preferably less than 80 degree) so that centre direction light be totally reflected to.And the plane of incidence 101,
Exit facet 102 and scattering surface 104 are designed according to specification, the aperture size of lens, as long as shown in figure 8, to meet light beam inclined
The needs that turnover is penetrated, in actual design, because the refraction of lens on light beam is, it can be achieved that the light emitting angle of 150-180 degree, real
Existing wide-angle, large aperture illumination.
Optionally, the plane of incidence 101 can be consistent with the luminous face curvature of LED light source 2, when so that the light is incided into the plane of incidence 101
It does not generate and changes nyctitropic refraction.
Optionally, the spline curve surface of revolution different from revolving sphere or other any suitable songs can be used in exit facet 101
Face.As shown in Fig. 3-Fig. 9, the invention also discloses a kind of LED lamp beads, it includes LED light source 2, is structurally characterized in that, it is also wrapped
The guide-lighting hollow lens of said structure are included, the LED light source 2 is located in guide-lighting hollow lens in the focus of the plane of incidence 101；It is described
LED light source 2 is for example fixed together non-dismountable with guide-lighting hollow lens 1 by gluing.
In the specific implementation, which includes light emitting diode 201 and drive circuit board 202, light emitting diode
201 top is additionally provided with the protective cover 203 being engaged by clamping with drive circuit board 202, and the light emitting diode 201 is in the plane of incidence
101 focal position, the drive circuit board 202 is reflector layer close to the one side of light emitting diode 201, so from light-emitting diodes
The light that pipe 20 is sent is entered in guide-lighting hollow lens, exit facet 102 and scattering of most of light through guide-lighting hollow lens
Face 104 is projected, and some light returns to the space between the plane of incidence 10 and light source after reflecting surface 103, after being again reflected
Guide-lighting hollow lens are re-entered into, as shown in figure 8, until being projected from exit facet 102 and scattering surface 104, raising light emission rate.
Certainly, in order to improve the reliability of assembling, simplify structure, improve the flattening of lamp bead, also to its detailed structure into
Optimization design is gone, in the specific implementation, the lower surface of drive circuit board 202 is also associated with fixed patch 3,3 He of fixed patch
Sealant rubber ring 4 is connected between the outer rim of lens body 1；LED light source 2 as illustrated in figs. 5-7, is first passed through driving by its assembling process
Circuit board 202 is fitted on fixed patch 3, is then connected to guide-lighting hollow lens on LED light source 2 according to said structure, most
Afterwards in fixed patch 3 and the one circle sealant rubber ring 4 of outer rim fitting of lens body 1；And in order to reduce the thickness of lamp bead, protective cover
203 lower part is equipped with screens ring 2031, has the locating slot 2021 with the screens ring 2031 cooperation on drive circuit board 202.
Certainly the implementation structure of the present invention is not limited to said structure, in the specific implementation, also can be used such as Figure 10 institutes
Show structure, at this point, on the one hand simplifying structure, eliminate scattering surface 104, exit facet 102 uses the arcwall face of central angle bigger.
On the other hand, protective cover 203 can be also saved, the chip combination phosphor gel of light emitting diode 201 forms convex-shaped
Shape by support wraps, is integrally formed stepped with stent, and the bottom surface of lens body 1 forms matched hierarchic structure,
During assembling, chip combination phosphor gel extends upwardly into 101 institute of the plane of incidence in space, and contacts positioning with the plane of incidence 101, makes
LED light source 2 keeps preferable structural stability, it is thus also avoided that direct bonded structure intensity difference increases asking for product integral thickness
Topic.
Specifically, the lower position of the plane of incidence 101 can be in that inverted steps shape (is formed together with the bottom surface of lens body 1
The surface of revolution), for upward embedded with LED light source 2, (chip combination phosphor gel, LED light source 2 can be flat convex cylinder or vertical
The arbitrary shapes such as cube moulding or hemispherical), in this way, being more advantageous to the positioning of LED light source 2, reduce the whole thick of product
Degree, also, in process, adhesive is also not susceptible to leak into the luminous component of LED light source 2.
Correspondingly, drive circuit board (stent) 202 itself can be recessed for solid smooth sheet, hollow sheet, centre
The arbitrary shape applicatory such as sheet, sheet of middle conve shaped, any suitable side is alternatively with the combination of LED light source 2
Formula.
Finally, it will be appreciated by those of skill in the art that various modifications can be made to the above embodiment of the present invention, become
Type and replacement, each fall within protection scope of the present invention as defined in the appended claims.
Claims (10)
1. a kind of leaded light hollow lens (1), medial surface and lateral surface are respectively provided with the plane of incidence (101) and exit facet (102),
It is characterized in that,
The leaded light hollow lens (1) are revolving body, and the plane of incidence (101) is the paraboloid of revolution that Open Side Down, exit facet (102)
To turn round evagination arcwall face, revolving body, paraboloid of revolution and revolution evagination arcwall face have identical rotating shaft.
2. leaded light hollow lens as described in claim 1, which is characterized in that the lateral surface of the leaded light hollow lens (1)
Middle body is additionally provided with reflecting surface (103), and the reflecting surface (103) is the revolution taper surface of opening upwards, revolution taper surface with
Paraboloid of revolution has identical rotating shaft.
3. leaded light hollow lens as claimed in claim 2, which is characterized in that exit facet (102) and reflecting surface (103) top
Between there is scattering surface (104) as joint face.
4. leaded light hollow lens as claimed in claim 3, which is characterized in that the leaded light hollow lens (1) are by silica gel, glass
Or transparent PC material is made.
5. leaded light hollow lens as claimed in claim 2, which is characterized in that the bottom of the leaded light hollow lens (1) is in
Stairstepping, for upward embedded with LED light source (2).
6. a kind of LED lamp bead, it includes LED light source (2), which is characterized in that it further includes any one institute in claim 1-5
The guide-lighting hollow lens (1) stated, the LED light source (2) are located in the focus of the plane of incidence (101) of guide-lighting hollow lens (1).
7. LED lamp bead as claimed in claim 5, which is characterized in that the LED light source (2) include light emitting diode (201) with
And drive circuit board (202), the LED light source (2) are fixed together non-dismountable with guide-lighting hollow lens (1).
8. LED lamp bead as claimed in claim 7, which is characterized in that the lower surface of drive circuit board (202) is also associated with fixing
Sealant rubber ring (4) is connected between the outer rim of patch (3), fixed patch (3) and the guide-lighting hollow lens (1).
9. LED lamp bead as claimed in claim 7 or 8, which is characterized in that light emitting diode is additionally provided with and drives above (201)
The protective cover (203) that dynamic circuit board (202) is engaged by clamping, the lower part of protective cover (203) are equipped with screens ring (2031), driving circuit
There is the locating slot (2021) with the screens ring (2031) cooperation on plate (202).
10. LED lamp bead as claimed in claim 5, which is characterized in that the LED light source (2) extends upwardly into the lens body
(1) inside hollow space.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810151673.5A CN108087841B (en) | 2018-02-14 | 2018-02-14 | Light guide hollow lens and LED lamp bead |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810151673.5A CN108087841B (en) | 2018-02-14 | 2018-02-14 | Light guide hollow lens and LED lamp bead |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108087841A true CN108087841A (en) | 2018-05-29 |
| CN108087841B CN108087841B (en) | 2020-11-24 |
Family
ID=62194067
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810151673.5A Active CN108087841B (en) | 2018-02-14 | 2018-02-14 | Light guide hollow lens and LED lamp bead |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108087841B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112285821A (en) * | 2020-11-03 | 2021-01-29 | 业成科技（成都）有限公司 | Lamp fitting |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1763603A (en) * | 2004-10-18 | 2006-04-26 | 三星电子株式会社 | Light emitting diode and its lens of employing |
| CN101639196A (en) * | 2009-08-24 | 2010-02-03 | 深圳市九拓光电有限公司 | Light-emitting diode lens and lighting device |
| CN102102849A (en) * | 2009-12-16 | 2011-06-22 | 富准精密工业(深圳)有限公司 | Lens and light-emitting diode module using same |
| CN202993057U (en) * | 2012-11-12 | 2013-06-12 | 深圳市兆驰股份有限公司 | LED lens |
| CN203162589U (en) * | 2012-11-26 | 2013-08-28 | 欧普照明股份有限公司 | Optical module for realizing ultrathin LED lamp |
| WO2013131227A1 (en) * | 2012-03-05 | 2013-09-12 | 胡斌 | Led light guide lens |
| CN204358634U (en) * | 2014-12-31 | 2015-05-27 | 东莞烨嘉电子科技有限公司 | A kind of diverging lens |
| CN205372262U (en) * | 2016-01-30 | 2016-07-06 | 深圳市邦贝尔电子有限公司 | LED (light -emitting diode) projection lamp |
| CN206989098U (en) * | 2017-04-18 | 2018-02-09 | 共青城旭鸿光学有限公司 | A kind of optical lens with light emitting module |
| CN207999786U (en) * | 2018-02-14 | 2018-10-23 | 李鹤荣 | A kind of leaded light hollow lens and LED lamp bead |
-
2018
- 2018-02-14 CN CN201810151673.5A patent/CN108087841B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1763603A (en) * | 2004-10-18 | 2006-04-26 | 三星电子株式会社 | Light emitting diode and its lens of employing |
| CN101639196A (en) * | 2009-08-24 | 2010-02-03 | 深圳市九拓光电有限公司 | Light-emitting diode lens and lighting device |
| CN102102849A (en) * | 2009-12-16 | 2011-06-22 | 富准精密工业(深圳)有限公司 | Lens and light-emitting diode module using same |
| WO2013131227A1 (en) * | 2012-03-05 | 2013-09-12 | 胡斌 | Led light guide lens |
| CN202993057U (en) * | 2012-11-12 | 2013-06-12 | 深圳市兆驰股份有限公司 | LED lens |
| CN203162589U (en) * | 2012-11-26 | 2013-08-28 | 欧普照明股份有限公司 | Optical module for realizing ultrathin LED lamp |
| CN204358634U (en) * | 2014-12-31 | 2015-05-27 | 东莞烨嘉电子科技有限公司 | A kind of diverging lens |
| CN205372262U (en) * | 2016-01-30 | 2016-07-06 | 深圳市邦贝尔电子有限公司 | LED (light -emitting diode) projection lamp |
| CN206989098U (en) * | 2017-04-18 | 2018-02-09 | 共青城旭鸿光学有限公司 | A kind of optical lens with light emitting module |
| CN207999786U (en) * | 2018-02-14 | 2018-10-23 | 李鹤荣 | A kind of leaded light hollow lens and LED lamp bead |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112285821A (en) * | 2020-11-03 | 2021-01-29 | 业成科技（成都）有限公司 | Lamp fitting |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108087841B (en) | 2020-11-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100561038C (en) | Light fixture | |
| US7034343B1 (en) | Dipolar side-emitting LED lens and LED module incorporating the same | |
| TWI512237B (en) | Lighting system | |
| CN102985750B (en) | Luminous flux control member and illumination device | |
| CN105042507B (en) | Light-emitting device, planar light source device and display device | |
| US20110222294A1 (en) | Side emitting LED module | |
| US20090040770A1 (en) | Light Source Reflector | |
| US8500309B2 (en) | LED unit | |
| US20130083541A1 (en) | Optical lens, light-emitting diode optical component and light-emitting diode illumination lamp | |
| US20150077987A1 (en) | Optical systems and led luminaires | |
| CA2787769C (en) | An improved led device for wide beam generation | |
| CN108332116A (en) | Integral type matches optical assembly, light source module group and lighting device | |
| CN207999786U (en) | A kind of leaded light hollow lens and LED lamp bead | |
| CN108087841A (en) | A kind of leaded light hollow lens and LED lamp bead | |
| CN100378488C (en) | Inner lens of lateral transmitting light-emitting diode light source | |
| CN207865058U (en) | Array-type LED lighting device | |
| CN208268932U (en) | Integral type matches optical assembly, light source module group and lighting device | |
| CN203202909U (en) | LED condensing lens with reflecting cover and scattering layer | |
| CN207006046U (en) | A kind of flashlight lens group | |
| US20090129095A1 (en) | Illumination system | |
| CN104676472A (en) | Lens assembly and lamp provided with same | |
| CN105402656B (en) | LED spotlight structure | |
| KR101488382B1 (en) | Side emitting light emitting diode lens, back light unit and display device including the same | |
| CN208670913U (en) | Flashlight lens and lighting device | |
| CN102374481A (en) | Lens And Lamp Using The Same |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |