CN107869687A - A kind of white light source of low-angle - Google Patents
A kind of white light source of low-angle Download PDFInfo
- Publication number
- CN107869687A CN107869687A CN201610841929.6A CN201610841929A CN107869687A CN 107869687 A CN107869687 A CN 107869687A CN 201610841929 A CN201610841929 A CN 201610841929A CN 107869687 A CN107869687 A CN 107869687A
- Authority
- CN
- China
- Prior art keywords
- light source
- white light
- low
- blue laser
- conversion medium
- 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
- 238000006243 chemical reaction Methods 0.000 claims abstract description 49
- 238000000605 extraction Methods 0.000 claims abstract description 9
- 238000003780 insertion Methods 0.000 claims description 14
- 230000037431 insertion Effects 0.000 claims description 14
- 229920003229 poly(methyl methacrylate) Polymers 0.000 claims description 12
- 239000011521 glass Substances 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 10
- 239000002184 metal Substances 0.000 claims description 10
- 239000000919 ceramic Substances 0.000 claims description 7
- 229920006397 acrylic thermoplastic Polymers 0.000 claims description 6
- 239000004926 polymethyl methacrylate Substances 0.000 claims description 6
- ISXSCDLOGDJUNJ-UHFFFAOYSA-N tert-butyl prop-2-enoate Chemical compound CC(C)(C)OC(=O)C=C ISXSCDLOGDJUNJ-UHFFFAOYSA-N 0.000 claims description 6
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 13
- 230000000694 effects Effects 0.000 description 4
- 238000005498 polishing Methods 0.000 description 3
- 230000006641 stabilisation Effects 0.000 description 3
- 239000013078 crystal Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 238000011031 large-scale manufacturing process Methods 0.000 description 2
- 238000012536 packaging technology Methods 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000000855 fermentation Methods 0.000 description 1
- 230000004151 fermentation Effects 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000000126 substance Substances 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
- F21S10/00—Lighting devices or systems producing a varying lighting effect
- F21S10/02—Lighting devices or systems producing a varying lighting effect changing colors
-
- 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
-
- 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
- F21Y2101/00—Point-like light sources
Abstract
The present invention relates to a kind of white light source of low-angle, including laser white light source and the collimation lens for being arranged on the proper top of the laser white light source light extraction, the laser white light source includes blue laser emitter and light conversion medium, and the smooth conversion medium is arranged on the laser emitting end surfaces of blue laser emitter；The blue laser that the blue laser emitter is launched changes into white light by being excited after light conversion medium, and the collimated lens of the white light are aggregated as the white light of low-angle.The invention overcome existing conventional light source luminous component the backward in technique, complex process caused by by the way of LED or using the RGB or color chips in laser lighting, efficiency is low, light source is scattered, intensity is weak, projection distance is near the shortcomings that, there is the advantages of technique is simple, luminous efficiency is high, light source shooting angle is small, light source is concentrated, intensity is strong, projection distance is remote.
Description
Technical field
The present invention relates to a kind of white light source of low-angle, apply in lighting field.
Background technology
At present, the technology the most advanced that lighting field uses is LED illumination, and LED illumination is compared with conventional incandescent and energy-conservation
Lamp can be with power saving 50-70%；And laser lighting is as the follow-on lighting engineering of LED, compared with LED can also power saving 50-80%, will be into
For LED alternative product.Existing light source luminescent part is more using LED or using the RGB or color chips in laser lighting
The mode of (colour wheel), its backward in technique, complex process, efficiency are low, and caused light source shooting angle is big, light source is scattered, strong
Spend that weak, projection distance is near, it is difficult to meet the needs of special lighting.Therefore provide that a kind of technique is simple, luminous efficiency is high and luminous
It is stable, shooting angle is small, the white light source of the low-angle of projection distance farther out oneself turn into when business urgently.
The content of the invention
In order to overcome existing conventional light source luminous component due to using LED or using the RGB in laser lighting
Or backward in technique, complex process caused by the mode of color chips, efficiency is low, light source is scattered, intensity is weak, projection distance is near lacks
Point, the present invention provide a kind of white light source of low-angle, with technique is simple, luminous efficiency is high, light source shooting angle is small, light source
Concentrate, the advantages of intensity is strong, projection distance is remote.
Technical scheme is as follows：
A kind of white light source of low-angle, including laser white light source and be arranged on the laser white light source light extraction rectify on
The collimation lens of side, the laser white light source include blue laser emitter and light conversion medium, the smooth conversion medium
It is arranged on the laser emitting end surfaces of blue laser emitter；The blue laser that the blue laser emitter is launched leads to
Cross after light conversion medium to excite and change into white light, the collimated lens of the white light are aggregated as the white light of low-angle.
Existing light source luminescent part due to by the way of LED or using the RGB or color chips in laser lighting, its
Backward in technique, complex process, efficiency are low and light source shooting angle is big, light source is scattered, intensity is weak, projection distance is near.And the application
Low-angle the blue laser launched by blue laser emitter using light conversion medium of white light source excite after can
Convert it into white light.The laser white lighting source structure is simpler, luminous efficiency is high.And using at laser white light source light extraction end
Surface set up the way of collimation lens white light be collected as the minimum collimated white of shooting angle, so as to effectively enhance out
The intensity of white light is penetrated, improves the projection distance of light beam, to meet special use light demand.
The white light source of the low-angle also includes hollow and open top a long tubular cavity, the collimation lens and
Laser white light source is fixed on the upper and lower end parts of cavity respectively.
Enclose the white light that the long tubular cavity being located at around laser white light source and collimation lens sends laser white light source
It is collected, then allows the white light to be projected by collimation lens, further reduce the shooting angle of white light, spotlight effect is good, goes out
The intensity and projection distance for penetrating white light are further lifted.
The bottom of the cavity is open, and the blue laser emitter is direct insertion blue laser emitter, and this is straight
The upper surface of the formula of inserting blue laser emitter is laser emitting end, and lower surface is provided with pin, and the pin is open from cavity bottom
Place is stretched out.
Using direct insertion blue laser emitter, it is ensured that the product of the white light source application end of the low-angle of the application
Standardization, stabilisation and large-scale production.
The laser white light source also includes fixing device, and the smooth conversion medium is fixed on blue light by fixing device and swashed
The laser emitting end surfaces of light emitting devices.
The setting of fixing device causes laser white light source to turn into an entirety, can lift the life of the white light source of low-angle
Produce efficiency.
The fixing device is metal frame, and the metal frame, which encloses, is located at light conversion medium and direct insertion blue laser emitter
Around and both fixed positions, and metal frame upper and lower surface is all provided with the beam projecting face that hole is used to expose light conversion medium
With the pin of direct insertion blue laser emitter.
Fixed using metal frame, there is the characteristics of packaging technology and simple in construction, light handy, fixation, durable.
The smooth conversion medium is any of fluorescent glass, transparent fluorescent ceramic, fluorescence monocrystalline.
Because the energy of blue laser is higher, if light conversion medium adds the fluorescence made by silica gel using traditional fluorescent material
Piece, it, in the case where receiving blue laser irradiation, understands high temperature caused by stimulated light and color change and failure occurs for a long time,
Shorten the life-span of light source, cause light quality unstable.And if light conversion medium is using fluorescent glass, transparent fluorescent ceramic or glimmering
Any of light monocrystalline, its visible light transmissivity is high and property is stable, the light that efficiently and stably can be sent blue light source
Be converted into it is a kind of can standard application white light, the long lifespan and light extraction steady quality of light source, greatly save cost.
Visible light transmissivity >=80% of the smooth conversion medium and the polished and plating of being excited to leaven dough of the light conversion medium
Film process.
After the high visible light transmissivity of light conversion medium matches somebody with somebody the polishing for closing the face of being stimulated and surface coating processing, go out light efficiency
Rate is higher, realizes high phototranstormation efficiency.
The outgoing for being shaped as plane, the conical surface, cambered surface, wherein cambered surface and the conical surface in the beam projecting face of the smooth conversion medium
Angle is 1-150 °.
The design of the shape in the light conversion medium beam projecting face so that light conversion medium light-out effect is good, beneficial to raising
Light conversion efficiency.
The collimation lens is glass material, acrylics PMMA or other kinds in addition to acrylics PMMA
Colloidal type material.
Convex lens spotlight effect is more preferable made of the material.
The wavelength of the blue laser of the blue laser emitter transmitting is 420-470nm.
The blue laser of the wavelength is changed more efficient.
Compared with prior art, the present patent application has advantages below：
1) different from the mode in the prior art using RGB modes or color chips, the present invention realizes single blueness and swashed
Directly conversion after light excites, light extraction steady quality, packaging technology and structure are also simpler efficient；
2) the painting phosphor process of conventional white light light source does not ensure that three primary colours white light laser is easy for the life-span of light source
There is color change by the decay of one of which light, cause light quality also not ensure；And present invention employs high temperature resistant
Fluorescent glass, transparent fluorescent ceramic or fluorescence monocrystalline, it will not produce failure under conditions of high temperature, pass through colloid more now
It is more stable for the flourescent sheet being mixed with fluorescent material, it can be ensured that non-discolouring in the case of a high temperature, color does not float, to ensure light extraction
The stabilization of quality, and due to the stable performance of fluorescent glass, fluorescent crystal and transparent fluorescent ceramic, will not by temperature change and
Change, therefore also extend the service life of light source；
3) high-efficient transparent light conversion medium is employed, the body of fluorescent glass, fluorescent crystal and transparent fluorescent ceramic is in Huang
Color or yellow green, not only visible light transmissivity is high, and after polishing and surface coating is handled, light extraction efficiency is higher, realizes height
Phototranstormation efficiency；
4) using for collimation lens causes emergent ray for the extra small collimated light of angle, to improve the congregational rate of light,
Emergent ray is stronger, projection distance is farther
5) more preferably condenser effect is played by the further cooperation of cavity and collimation lens, it is smaller so as to obtain angle
White light, further lift light intensity and projection distance；
6) the laser white light source of the application uses direct insertion blue laser emitter, it is ensured that the low-angle of the application
White light source application end the standardization of products, stabilisation and large-scale production.
Brief description of the drawings
Fig. 1 is the white light source embodiment 1-2 of low-angle of the present invention top view；
Fig. 2 is the white light source embodiment 1-2 of low-angle of the present invention upward view；
Fig. 3 is the structure sectional view of the white light source embodiment 1 of low-angle of the present invention；
Fig. 4 is the structure sectional view of the white light source embodiment 2 of low-angle of the present invention；
Fig. 5 is the top view of the white light source embodiment 3 of low-angle of the present invention；
Fig. 6 is the upward view of the white light source embodiment 3 of low-angle of the present invention；
Fig. 7 is the structure sectional view of the white light source embodiment 3 of low-angle of the present invention；
Fig. 8 is the white light source embodiment 4-6 of low-angle of the present invention top view；
Fig. 9 is the white light source embodiment 4-6 of low-angle of the present invention upward view；
Figure 10 is the structure sectional view of the white light source embodiment 4 of low-angle of the present invention；
Figure 11 is the structure sectional view of the white light source embodiment 5 of low-angle of the present invention；
Figure 12 is the structure sectional view of the white light source embodiment 6 of low-angle of the present invention.
Label declaration：
Laser white light source 1, collimation lens 2, cavity 3, blue laser emitter 11, light conversion medium 12, fixed dress
Put 13, laser emitting end 111, pin 112, beam projecting face 121, hole 131.
Embodiment
Technical scheme is described in detail with reference to Figure of description 1-10.
Embodiment 1
As Figure 1-3, the white light source of a kind of low-angle of the present invention, including laser white light source 1 and setting
Rectify the collimation lens 2 of top in the light extraction of laser white light source 1, the laser white light source 1 includes blue laser transmitting dress
11 and light conversion medium 12 are put, the smooth conversion medium 12 is arranged on the table of laser emitting end 111 of blue laser emitter 11
Face；The blue laser that the blue laser emitter 11 is launched changes into white light by being excited after light conversion medium 12, should
The collimated lens 2 of white light are aggregated as the white light of low-angle.It is hollow and top opens that the white light source of the low-angle also includes one
The long tubular cavity 3 of mouth, the collimation lens 2 and laser white light source 1 are fixed on the upper and lower end parts of cavity 3 respectively.It is described
Laser white light source 1 also includes fixing device 13, and the smooth conversion medium 12 is fluorescent glass, transparent fluorescent ceramic, fluorescence list
Any of crystalline substance.Visible light transmissivity >=80% of the smooth conversion medium 12 and the light conversion medium 12 are excited fermentation warp
Polishing and coating film treatment.The beam projecting face 121 of the smooth conversion medium 12 is shaped as plane.The collimation lens 2 is glass
Glass material, acrylics PMMA or other kind of colloidal type material in addition to acrylics PMMA.The blue laser
The wavelength for the blue laser that emitter 11 is launched is 420-470nm.
Embodiment 2
As shown in figure 4, the difference of itself and embodiment 1 is：The smooth conversion medium 12 is fixed on by fixing device 13
The surface of laser emitting end 111 of blue laser emitter 11.The laser emitting end 111 of the blue laser emitter 11 is embedding
Enter in light conversion medium 12.
Embodiment 3
As illustrated in figs. 5-7, it is with the difference of embodiment 1：The shape in the beam projecting face 121 of the smooth conversion medium 12
Shape is the conical surface, and wherein the angle of emergence of the conical surface is 1-150 °.The bottom of the cavity 3 is open, the blue laser emitter 11
For direct insertion blue laser emitter, the upper surface of the direct insertion blue laser emitter is laser emitting end 111, following table
Face is provided with pin 112, and the pin 112 stretches out from the bottom open-mouth of cavity 3.The direct insertion blue laser emitter is to pass through
The blue laser light source of TO forms encapsulation.
Embodiment 4
As seen in figs. 8-10, it is with the difference of embodiment 3：The laser emitting end of the blue laser emitter 11
In 111 insertion light conversion mediums 12.The smooth conversion medium 12 is fixed on blue laser emitter 11 by fixing device 13
The surface of laser emitting end 111.The fixing device 13 is metal frame, and the metal frame, which encloses, is located at light conversion medium 12 and direct insertion
Around blue laser emitter and both fixed positions, and metal frame upper and lower surface is all provided with hole 131 and is used to expose light
The beam projecting face 121 of conversion medium 12 and the pin 112 of direct insertion blue laser emitter.
Embodiment 5
As shown in figure 11, it is with the difference of embodiment 4：The shape in the beam projecting face 121 of the smooth conversion medium 12
Shape is cambered surface, and wherein the angle of emergence of cambered surface is 1-150 °.
Implement 6
As shown in figure 12, it is with the difference of embodiment 5：The laser emitting end 111 of blue laser emitter 11 is embedding
Enter in light conversion medium 12.
The white light source of low-angle of the present invention is not only limited only to above-described embodiment, every according to the present invention
Any improvement or replacement of principle, all should be within protection scope of the present invention.
Claims (10)
- A kind of 1. white light source of low-angle, it is characterised in that：Including laser white light source (1) and it is arranged on the laser white light light Source (1) light extraction rectify top collimation lens (2), the laser white light source (1) include blue laser emitter (11) and Light conversion medium (12), the smooth conversion medium (12) are arranged on the laser emitting end (111) of blue laser emitter (11) Surface；The blue laser that the blue laser emitter (11) is launched by excited after light conversion medium (12) change into it is white Light, the collimated lens of the white light (2) are aggregated as the white light of low-angle.
- 2. the white light source of low-angle according to claim 1, it is characterised in that：The white light source of the low-angle also wraps Hollow and open top a long tubular cavity (3) is included, the collimation lens (2) and laser white light source (1) are fixed respectively Upper and lower end parts in cavity (3).
- 3. the white light source of low-angle according to claim 2, it is characterised in that：The bottom of the cavity (3) is open, institute It is direct insertion blue laser emitter to state blue laser emitter (11), the upper table of the direct insertion blue laser emitter Face is laser emitting end (111), and lower surface is provided with pin (112), and the pin (112) stretches out from cavity (3) bottom open-mouth.
- 4. the white light source of low-angle according to claim 1, it is characterised in that：The laser white light source (1) is also wrapped Fixing device (13) is included, the smooth conversion medium (12) is fixed on blue laser emitter (11) by fixing device (13) Laser emitting end (111) surface.
- 5. the white light source of low-angle according to claim 4, it is characterised in that：The fixing device (13) is metal Frame, the metal frame, which encloses, is located at around light conversion medium (12) and direct insertion blue laser emitter and fixes both positions, And metal frame upper and lower surface is all provided with beam projecting face (121) and the straight cutting that hole (131) is used to expose light conversion medium (12) The pin (112) of formula blue laser emitter.
- 6. the white light source of low-angle according to claim 1, it is characterised in that：The smooth conversion medium (12) is fluorescence Any of glass, transparent fluorescent ceramic, fluorescence monocrystalline.
- 7. the white light source of low-angle according to claim 1, it is characterised in that：The smooth conversion medium (12) it is visible The polished and coating film treatment of being excited to leaven dough of light transmission rate >=80% and the light conversion medium (12).
- 8. the white light source of low-angle according to claim 1, it is characterised in that：The light of the smooth conversion medium (12) Exit facet (121) is shaped as plane, the conical surface, cambered surface, and the wherein angle of emergence of cambered surface and the conical surface is 1-150 °.
- 9. the white light source of low-angle according to claim 1, it is characterised in that：The collimation lens (2) is glass material Material, acrylics PMMA or other kind of colloidal type material in addition to acrylics PMMA.
- 10. the white light source of low-angle according to claim 1, it is characterised in that：The blue laser emitter (11) wavelength of the blue laser of transmitting is 420-470nm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610841929.6A CN107869687A (en) | 2016-09-22 | 2016-09-22 | A kind of white light source of low-angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610841929.6A CN107869687A (en) | 2016-09-22 | 2016-09-22 | A kind of white light source of low-angle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107869687A true CN107869687A (en) | 2018-04-03 |
Family
ID=61751013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610841929.6A Pending CN107869687A (en) | 2016-09-22 | 2016-09-22 | A kind of white light source of low-angle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107869687A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109578823A (en) * | 2018-12-17 | 2019-04-05 | 华中科技大学 | A kind of laser white light source of laser diode and fluorescent powder membrane cooling simultaneously |
| CN111146677A (en) * | 2019-12-24 | 2020-05-12 | 丹阳市朗宁光电子科技有限公司 | White light source |
Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080094829A1 (en) * | 2004-05-05 | 2008-04-24 | Rensselaer Polytechnic Institute | Lighting system using multiple colored light emitting sources and diffuser element |
| CN201237112Y (en) * | 2008-06-13 | 2009-05-13 | 上海宝康电子控制工程有限公司 | High-power LED tunnel lamp |
| CN101769455A (en) * | 2009-12-28 | 2010-07-07 | 深圳市成光兴实业发展有限公司 | LED bulb adopting whole-body fluorescence conversion technology |
| CN202419257U (en) * | 2012-01-10 | 2012-09-05 | 钱友林 | Novel light-emitting diode (LED) white lamp |
| CN102734646A (en) * | 2011-04-01 | 2012-10-17 | 上海广茂达光艺科技股份有限公司 | LED downlight |
| US20120294023A1 (en) * | 2011-05-19 | 2012-11-22 | Yoshiaki Nakazato | Vehicle lighting unit |
| CN103189794A (en) * | 2010-10-19 | 2013-07-03 | Nec显示器解决方案株式会社 | Lighting device and projection type display device using same |
| CN103644487A (en) * | 2013-12-30 | 2014-03-19 | 北京理工大学 | Light-emitting diode (LED) runway center line lamp optical system based on free curved lens |
| CN104676476A (en) * | 2013-11-29 | 2015-06-03 | 海洋王（东莞）照明科技有限公司 | Lens assembly and LED lamp using same |
| CN104696879A (en) * | 2013-12-06 | 2015-06-10 | 深圳市海洋王照明工程有限公司 | Runway light for airport |
| CN105042512A (en) * | 2015-08-19 | 2015-11-11 | 漳州立达信光电子科技有限公司 | Lens |
| CN105449372A (en) * | 2015-12-17 | 2016-03-30 | 华南理工大学 | Optical antenna based on visible light communication |
| CN105650483A (en) * | 2016-03-21 | 2016-06-08 | 成都翔羽科技有限公司 | Laser lamp device based on Cassegrain optical structure |
| CN105782909A (en) * | 2014-12-23 | 2016-07-20 | 常州星宇车灯股份有限公司 | Laser lighting source adopting optical waveguides |
| CN105826457A (en) * | 2016-05-18 | 2016-08-03 | 中国人民大学 | Laser white light emitting device for lighting or display |
-
2016
- 2016-09-22 CN CN201610841929.6A patent/CN107869687A/en active Pending
Patent Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080094829A1 (en) * | 2004-05-05 | 2008-04-24 | Rensselaer Polytechnic Institute | Lighting system using multiple colored light emitting sources and diffuser element |
| CN201237112Y (en) * | 2008-06-13 | 2009-05-13 | 上海宝康电子控制工程有限公司 | High-power LED tunnel lamp |
| CN101769455A (en) * | 2009-12-28 | 2010-07-07 | 深圳市成光兴实业发展有限公司 | LED bulb adopting whole-body fluorescence conversion technology |
| CN103189794A (en) * | 2010-10-19 | 2013-07-03 | Nec显示器解决方案株式会社 | Lighting device and projection type display device using same |
| CN102734646A (en) * | 2011-04-01 | 2012-10-17 | 上海广茂达光艺科技股份有限公司 | LED downlight |
| US20120294023A1 (en) * | 2011-05-19 | 2012-11-22 | Yoshiaki Nakazato | Vehicle lighting unit |
| CN202419257U (en) * | 2012-01-10 | 2012-09-05 | 钱友林 | Novel light-emitting diode (LED) white lamp |
| CN104676476A (en) * | 2013-11-29 | 2015-06-03 | 海洋王（东莞）照明科技有限公司 | Lens assembly and LED lamp using same |
| CN104696879A (en) * | 2013-12-06 | 2015-06-10 | 深圳市海洋王照明工程有限公司 | Runway light for airport |
| CN103644487A (en) * | 2013-12-30 | 2014-03-19 | 北京理工大学 | Light-emitting diode (LED) runway center line lamp optical system based on free curved lens |
| CN105782909A (en) * | 2014-12-23 | 2016-07-20 | 常州星宇车灯股份有限公司 | Laser lighting source adopting optical waveguides |
| CN105042512A (en) * | 2015-08-19 | 2015-11-11 | 漳州立达信光电子科技有限公司 | Lens |
| CN105449372A (en) * | 2015-12-17 | 2016-03-30 | 华南理工大学 | Optical antenna based on visible light communication |
| CN105650483A (en) * | 2016-03-21 | 2016-06-08 | 成都翔羽科技有限公司 | Laser lamp device based on Cassegrain optical structure |
| CN105826457A (en) * | 2016-05-18 | 2016-08-03 | 中国人民大学 | Laser white light emitting device for lighting or display |
Non-Patent Citations (2)
| Title |
|---|
| 孙圣和: "《光纤测量与传感技术》", 31 January 2000, 哈尔滨工业大学出版社, pages: 268 * |
| 柯熙政: "《无线激光通信概论》", 31 August 2004, 北京邮电大学出版社, pages: 63 - 65 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109578823A (en) * | 2018-12-17 | 2019-04-05 | 华中科技大学 | A kind of laser white light source of laser diode and fluorescent powder membrane cooling simultaneously |
| CN111146677A (en) * | 2019-12-24 | 2020-05-12 | 丹阳市朗宁光电子科技有限公司 | White light source |
| CN111146677B (en) * | 2019-12-24 | 2021-12-17 | 丹阳市朗宁光电子科技有限公司 | White light source |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104617197A (en) | LED lighting device for display module and display module | |
| CN110137164A (en) | A kind of method and white light LEDs of class solar spectrum white light that realizing low blue light harm | |
| WO2016155219A1 (en) | Display, backlight module and led light source device | |
| CN107869687A (en) | A kind of white light source of low-angle | |
| CN206929560U (en) | A kind of direct insertion laser white light source | |
| CN207183266U (en) | A kind of high aobvious white LED light source device for referring to high brightness | |
| CN206207030U (en) | A kind of laser white light source device | |
| CN206207023U (en) | White light LASER Light Source encapsulating structure, white light source, illuminator and projection arrangement | |
| CN103078048B (en) | White light emitting device | |
| CN206682856U (en) | A kind of white light source of low-angle | |
| CN102095092A (en) | Wafer level packaging structure and method for LED (light emitting diode | |
| CN108666405A (en) | A kind of laser white light devices and its implementation | |
| CN204345536U (en) | A kind of quanta point material light guide plate of side entrance back module | |
| CN206685420U (en) | A kind of laser white light devices | |
| CN107859883A (en) | A kind of laser white light source device | |
| CN107726055A (en) | White light LASER Light Source method for packing | |
| CN206449452U (en) | The Stimulated Light of based single crystal excites the light-emitting device for changing into white light | |
| CN101599520B (en) | Packaging structure of light-emitting diode and backlight module using same | |
| CN103489857A (en) | White light LED light-emitting device | |
| CN206022422U (en) | A kind of quantum dot light transition components for being applied to show and illuminate | |
| CN107859881A (en) | A kind of direct insertion laser white light source | |
| CN206130618U (en) | Receive laser excitation to change illuminator of white light into based on glass | |
| WO2018010231A1 (en) | Method and apparatus for converting into white light under laser excitation, and applications thereof | |
| CN207316491U (en) | High color rendering index (CRI) laser white light obtains device | |
| CN207247109U (en) | Laser excitation device |
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 | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20221108 Address after: 610000 No.1, 1st floor, building 1, No.19, Wuke West 3rd road, Wuhou e-commerce industrial functional zone management committee, Wuhou District, Chengdu City, Sichuan Province Applicant after: Chengdu anxinrui special lighting technology Co.,Ltd. Address before: 510890 Room 204, Block 7, Biguiyuan Airport Plaza, No. 3 Huaan Middle Road, Jiuyi Village, Huadong Town, Huadu District, Guangzhou City, Guangdong Province Applicant before: GUANGZHOU NEW CRYSTAL PORCELAIN MATERIAL TECHNOLOGY Co.,Ltd. |
|
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20230529 Address after: Room 1003, Building 8, No.95 Jiaoping Road, Tangxia Town, Dongguan City, Guangdong Province, 523718 Applicant after: GUANGDONG CERCRYS LASER LIGHTING TECHNOLOGY Co.,Ltd. Address before: 610000 No.1, 1st floor, building 1, No.19, Wuke West 3rd road, Wuhou e-commerce industrial functional zone management committee, Wuhou District, Chengdu City, Sichuan Province Applicant before: Chengdu anxinrui special lighting technology Co.,Ltd. |