CN101793377B - Light-emitting diode (LED) with deformable lens - Google Patents
Light-emitting diode (LED) with deformable lens Download PDFInfo
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- CN101793377B CN101793377B CN2009100056434A CN200910005643A CN101793377B CN 101793377 B CN101793377 B CN 101793377B CN 2009100056434 A CN2009100056434 A CN 2009100056434A CN 200910005643 A CN200910005643 A CN 200910005643A CN 101793377 B CN101793377 B CN 101793377B
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- lens
- battery lead
- lead plate
- light
- liquid pearl
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Abstract
The invention discloses a light-emitting diode (LED) with a deformable lens, which comprises a base, at least one semiconductor luminous element which is arranged on the base, and at least one deforming lens which is used for guiding out a light beam emitted by the semiconductor luminous element, and regulating the shape of the light beam emitted by the semiconductor luminous element. The deforming lens provides the zoom function, and can be controlled to deform into a convex lens, a plane lens, a concave lens or a lens in an irregular shape, and other lenses in different shapes, and is used for adjusting the shape of the light beam emitted by the semiconductor luminous element and transmitting different light signals.
Description
Technical field
The present invention relates to a kind of light emitting diode construction, particularly a kind of have concave, convex, plane or erose lens, can be used for regulating and control the light emitting diode of the tool deformable lens of the light beam state that light emitting diode sends.
Background technology
Light emitting diode (Light Emiting Doide, LED) be the solid-state light emitting element that semi-conducting material is made, material uses III-V family's chemical element (as: gallium phosphide (GaP), GaAs (GaAs) etc.), principle of luminosity is to convert electrical energy into light, just compound semiconductor is applied electric current, by combining of electronics and hole, superfluous energy can disengage with the form of light, reach luminous effect, it is luminous to belong to cold property, and the life-span reached more than 100,000 hours.
The characteristics of LED maximum are: need not warm up lamp time (idling time), reaction speed fast (about 10-9 second), volume little, power-saving, shatter-proof, pollute low, be fit to a large amount of production, the tool high-reliability, the needs on the fit applications are made the light-emitting component of minimum or array easily.
LED is because of the difference of material, the shared energy level of electronics in its diode, hole is also different, the influence of the difference of height of energy level produces different wave length in conjunction with the energy of back photon light is the light of different colours just, as red, orange light, Huang, green, indigo plant or black light etc.
Though LED has aforementioned advantages, its luminous beam can't be regulated and control needed light beam state according to demand instantly because existing last resin-encapsulated restriction makes that the luminous beam state is limited by encapsulating structure.
Summary of the invention
So, for solving above-mentioned disappearance, the object of the present invention is to provide a kind of light emitting diode of tool deformable lens, the function of zoom not only is provided by deformable lens, also can be deformed into convex lens, planar lens, concavees lens or irregularly shaped lens, the light beam dress attitude that light-emitting component is sent can be regulated and control, and is not subjected to the restriction of encapsulating structure.
In order to achieve the above object, the present invention proposes a kind of light emitting diode of tool deformable lens, and it comprises: a pedestal; At least one semiconductor light-emitting elements is arranged on this pedestal; And at least one lens, the light beam that is used for this semiconductor light-emitting elements is sent is derived, and regulates and control the beam shape that this semiconductor light-emitting elements sends.
Wherein aforementioned lens comprise: a liquid pearl, one of them is formed this liquid pearl by macromolecule (macromolecule) material of water, liquid crystal, light-permeable and dielectric material.And corresponding parallel this liquid pearl that inserts and puts with one second battery lead plate of one first battery lead plate, this liquid pearl is contacted with one second electrode plate surface with this first battery lead plate respectively form lens; Respectively comprise one first electrode group and one second electrode group in this first battery lead plate and second battery lead plate, this the first electrode group and the second electrode group can optionally be applied bias voltage, form one first current potential respectively in order to electrode, and the electrode of this liquid pearl and this second electrode group forms one second current potential respectively in this liquid pearl and this first electrode group; Thus, by changing first current potential and second current potential on this first battery lead plate and second battery lead plate, can adjust the contact area of this liquid pearl and this first battery lead plate and second battery lead plate, and this liquid pearl forms various lens because of surface tension, can form lens-shaped, planar lens shape, concavees lens shape or irregularly shaped lens, can be in order to adjust the beam shape that this semiconductor light-emitting elements sends.
The invention has the advantages that, be provided with anamorphote before the semiconductor light-emitting elements of light emitting diode of the present invention, anamorphote provides the function of zoom, and can controlledly be out of shape, be deformed into different lens shapes such as convex lens, planar lens, concavees lens or irregularly shaped lens, the beam shape that can adjust this semiconductor light-emitting elements easily and sent is used to send different light signals.
Description of drawings
Fig. 1 penetrates the schematic diagram of convex lens for the light beam of semiconductor light-emitting elements;
Fig. 2 penetrates the schematic diagram of planar lens for the light beam of semiconductor light-emitting elements;
Fig. 3 penetrates the schematic diagram of concavees lens for the light beam of semiconductor light-emitting elements;
Fig. 4 penetrates the schematic diagram of irregularly shaped lens for the light beam of semiconductor light-emitting elements;
Fig. 5 is the schematic diagram of single semiconductor light-emitting elements and a plurality of lens;
Fig. 6 is the schematic diagram of a plurality of semiconductor light-emitting elements and a plurality of lens;
Fig. 7 is the schematic diagram of a plurality of semiconductor light-emitting elements and single lens.
The specific embodiment
Relevant detailed content of the present invention and technical descriptioon now are described further with embodiment, but will be appreciated that this embodiment is the usefulness for illustrating only, and should not be interpreted as restriction of the invention process.
See also Fig. 1 to shown in Figure 4, be the enforcement schematic diagram of the light emitting diode of tool deformable lens of the present invention.The light emitting diode of tool deformable lens of the present invention, this light emitting diode comprises a pedestal 200 in the enforcement, and semiconductor light emitting component 210 is arranged on the basic ray structure that forms a light emitting diode on this pedestal 200, this semiconductor light-emitting elements 210 places on the pedestal 200, and through solid brilliant routing encapsulation, because this is the known technology of technical staff that has common knowledge in the present technique field, so do not give unnecessary details.Then an anamorphote 100 is arranged at the place ahead of this semiconductor light-emitting elements 210, forms a kind of light emitting diode with anamorphote 100.
Is to utilize the wet effect of electricity (electrowetting, EW) shape and the curvature of control liquid pearl change the focal length (focal length) of liquid pearl with this liquid pearl (droplet) as the practice of lenses.Anamorphote 100 of the present invention comprises: a liquid pearl 130, one of them is formed this liquid pearl by macromolecule (macromolecule) material of water, liquid crystal, light-permeable and liquid dielectric material, and this liquid pearl 130 is so long as the dielectric material of light-permeable (as the electron level castor oil) all can be used in this anamorphote 100 structures; And one first battery lead plate 110 and one second battery lead plate, 120 corresponding parallel this liquid pearls 130 that insert and put, this liquid pearl 130 is contacted with the surface of one second battery lead plate 120 with this first battery lead plate 110 respectively form anamorphote 100.Wherein, comprise one first electrode group in this first battery lead plate 110, comprise one second electrode group 121 in second battery lead plate 120, this the first electrode group 111 and the second electrode group 121 can optionally be applied bias voltage (bias), in order between this liquid pearl 130 and this first electrode group, 111 each electrodes, forming one first current potential respectively, and between this liquid pearl 130 and this second electrode group, 121 each electrodes, form one second current potential respectively.
When electrode group 111 and 121 and liquid pearl 130 interfaces between current potential when changing, the surface tension of this liquid pearl 130 also can and cause moving of liquid along with variation, and this operation can reverse operation, be exactly so-called " electric wetting phenomena " (electrowetting, EW).Xiang Guan research is subsequently more found, if spread a plurality of microns insulation film in the metal surface that applies current potential, can promote operation reliability effectively, also avoided electrode that the electrolysis phenomenon caused to destroy rotten with a corpse or other object for laboratory examination and chemical testing, the technology of this Improvement type be called " insulating barrier electricity wetting phenomena " (electrowetting-on-dielectric, EWOD).The current potential that changes the surface just can be controlled liquid moving on solid, and the electrode of the past high potential of liquid pearl tendency moves.Electrode is healed high suction just more by force just as the magnet that has suction and apply current potential, can more effectively attract liquid pearl 130.
With this principle, by changing first current potential and second current potential on this liquid pearl 130 and this first battery lead plate 110 and second battery lead plate 120, can adjust the contact area of this liquid pearl 130 and this first battery lead plate 110 and second battery lead plate 120, also can adjust the curvature of this liquid pearl 130 because of the surface tension of itself by this liquid pearl 130, promptly the focal length of these lens 110 can be adjusted by controlling first current potential on this first battery lead plate 110 and second battery lead plate 120 and the distribution of second current potential, and the curvature that also can change this liquid pearl 130 is to forming various lens shapes, form lens-shaped (as shown in Figure 1), planar lens shape (as shown in Figure 2), (being illustrated in figure 4 as a kind of these liquid pearl 130 tops and second battery lead plate 120, to connect place's area many, and the class that liquid pearl 130 belows and first battery lead plate, 110 place's of connecing areas are few is fallen trapezoid lens) are wherein a kind of for concavees lens shape (as shown in Figure 3) or irregularly shaped lens.
So adjustable focal length and distortion by this anamorphote 100, the light beam state that this semiconductor light-emitting elements 210 is sent can be regulated and control, when the liquid pearl 130 of this anamorphote 100 formed lens-shaped, the light beam that semiconductor light-emitting elements 210 can be sent focused on (as shown in Figure 1); When the liquid pearl 130 of this anamorphote 100 forms the planar lens shape, the light beam that semiconductor light-emitting elements 210 is sent can be become directional light pass through (as shown in Figure 2); When the liquid pearl 130 of this anamorphote 100 forms the concavees lens shape, the beam divergence (as shown in Figure 3) that semiconductor light-emitting elements 210 can be sent; When the liquid pearl 130 of this anamorphote 100 formed irregularly shaped lens, half dispersed half directional light by (as shown in Figure 4) light beam that semiconductor light-emitting elements 210 can be sent.So, adjust lens 110 focal lengths by controlling on these lens 110 first current potential on first battery lead plate 110 and second battery lead plate 120 and the distribution of second current potential, or the curvature that changes this liquid pearl 130 is to forming various lens shapes, the light beam that semiconductor light-emitting elements 210 is sent all can be regulated and control, and can form the light signal of different light beam states.
Again,,, make the penetrance height of light, reduce the loss of light penetration so light does not have base plate or electrode portion on the path that penetrates this liquid pearl 130 because anamorphote of the present invention 100 is to clamp this liquid pearl 130 by two battery lead plates 110 and 120 to form eyeglass.
On further implementing again, as shown in Figure 5, pedestal 200 of the present invention can have single semiconductor light-emitting elements 210, but the configurable a plurality of anamorphotes 100 in its place ahead, wherein those anamorphotes 100 can be that matrix is arranged, curvature and the lens shape of liquid pearl 130 by controlling each anamorphote 100 form lens-shaped, planar lens shape, concavees lens shape or irregularly shaped lens, form a kind of by controlling a kind of light beam regulation and control model of a plurality of anamorphotes 100.
As shown in Figure 6, also have a plurality of semiconductor light-emitting elements 210 on the pedestal 200 of the present invention, itself and a plurality of anamorphote 100 corresponding configurations in the place ahead, wherein those semiconductor light-emitting elements 210 can be that matrix is arranged with anamorphote 100, by controlling the whether luminous of those semiconductor light-emitting elements 210, and curvature and the lens shape of the liquid pearl 130 of each anamorphote 100 of control, form lens-shaped, the planar lens shape, concavees lens shape or irregularly shaped lens form a kind of by a kind of light beam regulation and control model of control semiconductor light-emitting elements 210 with a plurality of anamorphotes 100.
As shown in Figure 7, can certainly be to have a plurality of semiconductor light-emitting elements 210 on the pedestal 200 of the present invention, wherein these semiconductor light-emitting elements 210 can be that matrix is arranged, but its place ahead is provided with single anamorphote 100, by controlling the whether luminous of those semiconductor light-emitting elements 210, and curvature and the lens shape of the liquid pearl 130 of this anamorphote 100 of control, form lens-shaped, the planar lens shape, concavees lens shape or irregularly shaped lens form a kind of by a kind of light beam regulation and control model of control semiconductor light-emitting elements 210 with single anamorphote 100.
The above description of this invention is illustrative, and nonrestrictive, and those skilled in the art is understood, and can carry out many modifications, variation or equivalence to it within spirit that claim limits and scope, but they will fall within the scope of protection of the present invention all.
Claims (3)
1. the light emitting diode of a tool deformable lens is characterized in that, comprising:
One pedestal;
At least one semiconductor light-emitting elements is arranged on this pedestal; And
At least one anamorphote, the light beam that is used for this semiconductor light-emitting elements is sent is derived, and regulates and control the beam shape that this semiconductor light-emitting elements sends;
Above-mentioned anamorphote comprises: a liquid pearl; And
One first battery lead plate and one second battery lead plate, corresponding parallel this liquid pearl that inserts and puts with this second battery lead plate of this first battery lead plate contacts this liquid pearl respectively and forms lens with this second electrode plate surface with this first battery lead plate; Comprise one first electrode group in this first battery lead plate, comprise one second electrode group in this second battery lead plate, this first electrode group and this second electrode group can optionally be applied bias voltage, in order between each electrode of this liquid pearl and this first electrode group, to form one first current potential respectively, reach and between each electrode of this liquid pearl and this second electrode group, form one second current potential respectively;
Thus, by changing this first current potential and this second current potential on this first battery lead plate and this second battery lead plate, can adjust this liquid pearl and this first battery lead plate and with the contact area of this second battery lead plate, and this liquid pearl forms lens because of surface tension.
2. have the light emitting diode of deformable lens according to claim 1, it is characterized in that, one of them is formed this liquid pearl by the macromolecular material of water, liquid crystal, light-permeable and dielectric material.
3. have the light emitting diode of deformable lens according to claim 1, it is characterized in that it is wherein a kind of that this liquid pearl forms lens-shaped, planar lens shape, concavees lens shape and irregularly shaped lens because of the surface tension of itself.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100056434A CN101793377B (en) | 2009-02-02 | 2009-02-02 | Light-emitting diode (LED) with deformable lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100056434A CN101793377B (en) | 2009-02-02 | 2009-02-02 | Light-emitting diode (LED) with deformable lens |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101793377A CN101793377A (en) | 2010-08-04 |
| CN101793377B true CN101793377B (en) | 2011-10-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009100056434A Expired - Fee Related CN101793377B (en) | 2009-02-02 | 2009-02-02 | Light-emitting diode (LED) with deformable lens |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103137843A (en) * | 2011-11-24 | 2013-06-05 | 展晶科技(深圳)有限公司 | Light-emitting diode device |
| US10627069B2 (en) | 2016-09-13 | 2020-04-21 | Valeo North America, Inc. | Lighting device and method for generating an improved matrix beam uniformity |
| CN106950721B (en) * | 2017-05-23 | 2019-03-01 | 京东方科技集团股份有限公司 | A kind of glasses |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2129373Y (en) * | 1992-08-28 | 1993-04-07 | 王汉如 | Spotlight with liquid-zoom lens |
| CN1949005A (en) * | 2005-10-13 | 2007-04-18 | 鸿富锦精密工业（深圳）有限公司 | Deformable optical lens and its mfg. method and mfg. apparatus |
| CN101097264A (en) * | 2006-06-26 | 2008-01-02 | 叶哲良 | Lens with adjustable focal length |
| US7382976B1 (en) * | 2005-09-09 | 2008-06-03 | Avago Technologies Ecb4 Ip Pte Ltd | Light source having a variable focal length |
| CN101197402A (en) * | 2006-12-08 | 2008-06-11 | 鸿富锦精密工业（深圳）有限公司 | Led |
-
2009
- 2009-02-02 CN CN2009100056434A patent/CN101793377B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2129373Y (en) * | 1992-08-28 | 1993-04-07 | 王汉如 | Spotlight with liquid-zoom lens |
| US7382976B1 (en) * | 2005-09-09 | 2008-06-03 | Avago Technologies Ecb4 Ip Pte Ltd | Light source having a variable focal length |
| CN1949005A (en) * | 2005-10-13 | 2007-04-18 | 鸿富锦精密工业（深圳）有限公司 | Deformable optical lens and its mfg. method and mfg. apparatus |
| CN101097264A (en) * | 2006-06-26 | 2008-01-02 | 叶哲良 | Lens with adjustable focal length |
| CN101197402A (en) * | 2006-12-08 | 2008-06-11 | 鸿富锦精密工业（深圳）有限公司 | Led |
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| CN101793377A (en) | 2010-08-04 |
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