CN201852038U - Optical element - Google Patents
Optical element Download PDFInfo
- Publication number
- CN201852038U CN201852038U CN2010206360385U CN201020636038U CN201852038U CN 201852038 U CN201852038 U CN 201852038U CN 2010206360385 U CN2010206360385 U CN 2010206360385U CN 201020636038 U CN201020636038 U CN 201020636038U CN 201852038 U CN201852038 U CN 201852038U
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- Prior art keywords
- light
- optical element
- microlens structure
- exiting surface
- groove
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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
- F21V5/00—Refractors for light sources
- F21V5/04—Refractors for light sources of lens shape
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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
- F21V5/00—Refractors for light sources
- F21V5/007—Array of lenses or refractors for a cluster of light sources, e.g. for arrangement of multiple light sources in one plane
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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)
- Illuminated Signs And Luminous Advertising (AREA)
Abstract
The utility model relates to an optical element which is matched and combined with at least one light-emitting diode (LED) so as to be taken as a lighting source; the optical element comprises a light incidence part and a light-emitting part, wherein the light incidence part is provided with a groove contained with the LED; the light-emitting part is connected with the light incidence part, and is provided with a light-emitting surface opposite to the groove; and the light-emitting surface is provided with a plurality of first micro lens structures arranged in a shape of a concentric circle at the part corresponding to the light incidence part. As the plurality of first micro lens structures arranged in the shape of the concentric circle are arranged, the optical element effectively leads the light emitted by the LED to be evenly emitted through the light-emitting part, and a projected light surface with even light intensity can be obtained on a target projective plane.
Description
Technical field
The utility model relates to a kind of optical element, refers to a kind of optical element that promotes the outgoing light homogeneity function that has especially.
Background technology
Light emitting diode (light emitting diode, LED) be a kind of semiconductor element, it mainly converts electrical energy into luminous energy to reach illumination effect by semiconducting compound, therefore have advantages such as life-span length, stable height and power consumption are little, be widely used in house, office, outdoor and portable lighting at present.
Yet because light emitting diode is a kind of spot light, its rising angle is wayward, therefore when light emitting diode is applied to lighting source, need add a secondary lens mostly to control its range of exposures.And,, therefore need to use a plurality of light emitting diodes forming a light-emitting diode (LED) module, and the above-mentioned secondary lens of arranging in pairs or groups is to reach the adjustment of range of exposures and intensity of illumination simultaneously because single light emitting diode can't reach the required luminous intensity of illumination.
But the light-emitting diode (LED) module by a plurality of light emitting diode is formed produces hot spot because of luminous intensity is not enough at the light projection surface easily in non-overlapping place of the illumination range of adjacent two light emitting diodes, and this hot spot influences whole lighting quality widely.
And, the white light-emitting diodes that is applicable at present lighting environment on the market uses blue chip collocation yellow fluorescent powder mixed light to send white light more, therefore the white light that is sent may make because of the difference that this yellow fluorescent powder is arranged at position on this blue chip and concentration thereof the photochromic difference that has slightly of the white light that sent influences lighting quality.
The utility model content
In view of this, the purpose of this utility model is to provide a kind of optical element, and this optical element is arranged at the light emitting diode front end, adjusting the light intensity distributions of light emitting diode effectively, thereby reaches the effect of even bright dipping.
For reaching above-mentioned purpose, the utility model provides a kind of optical element, and itself and at least one light emitting diode matched combined are with as lighting source, and described optical element comprises:
At least one light in part, it has a groove, and groove accommodates light emitting diode;
One light out part, it is connected in light in part, and described light out part has an exiting surface in contrast to groove, and exiting surface is provided with first microlens structure that a plurality of concentric circles are arranged at its corresponding light in part place.
As preferred version, wherein said first microlens structure is laid in the periphery of exiting surface.
As preferred version, wherein said first microlens structure is covered with in exiting surface.
As preferred version, wherein said first microlens structure is rounded, triangle, quadrangle, hexagon is capable or the octagon form be arranged at exiting surface.
As preferred version, wherein said first microlens structure is and protrudes from exiting surface circular-arcly.
As preferred version, wherein said exiting surface is one to be circular-arcly towards the outer convex surface that protrudes out in contrast to groove direction.
As preferred version, wherein said exiting surface is one to be circular-arcly the inner sunken face towards the groove direction depression.
As preferred version, wherein said light in part also comprises a bottom surface, and groove by the centre of bottom surface towards light out part direction depression, described groove comprises the sidewall that a diapire and is connected in diapire.
As preferred version, wherein said exiting surface is one to be parallel to the plane of bottom surface.
As preferred version, wherein said exiting surface is provided with second microlens structure that a plurality of concentric circles of outwards being dispersed by the light out part centre are arranged.
As preferred version, the surface area of wherein said second microlens structure is greater than the surface area of first microlens structure.
As preferred version, the surface area of wherein said second microlens structure is less than the surface area of first microlens structure.
As preferred version, wherein said optical element also comprises a side surface between bottom surface and light out part, and side surface is linearly, elliptical shape, parabolic shape or free curve shape ground are extended towards the bottom surface by light out part external diameter convergent ground.
First microlens structure that optical element of the present utility model is arranged by a plurality of concentric circles with the light that makes the light emitting diode outgoing effectively equably in the light out part outgoing, to obtain the projection light face of an even luminous intensity on target light perspective plane.
Description of drawings
Fig. 1 is the optical element stereogram of the utility model first embodiment.
Fig. 2 is the optical element cutaway view of the utility model first embodiment.
Fig. 3 is the optical element top view of the utility model first embodiment.
Fig. 4 is the optical element stereogram of the utility model second embodiment.
Fig. 5 is the optical element cutaway view of the utility model second embodiment.
Fig. 6 is the optical element cutaway view of the utility model the 3rd embodiment.
Fig. 7 is the optical element cutaway view of the utility model the 4th embodiment.
Fig. 8 is the optical element top view of the utility model the 5th embodiment.
Fig. 9 is the optical element cutaway view of the utility model the 5th embodiment.
Figure 10 is the optical element top view of the utility model the 6th embodiment.
The optical element cutaway view of Figure 11 text utility model the 6th embodiment.
[main element symbol description]
Optical element-10,20,30,40,50,60;
Light in part-12,22,32,42,52;
Bottom surface-120,220,320,420,520;
Groove-122,222,322,422,522;
Diapire-124,224,524;
Sidewall-126,226,526;
Light out part-14,24,34,44,54,64;
Exiting surface-140,240,340,440,540,640;
First microlens structure-142,242,342,442,542,642;
Side surface-16,26,36,46,56,66;
Second microlens structure-644;
Light emitting diode-90.
The specific embodiment
Relevant technology contents of the present utility model and detailed description now are described as follows in conjunction with the accompanying drawings and embodiments:
Cooperate and consult Fig. 1 and Fig. 2, be respectively optical element stereogram and the cutaway view of the utility model first embodiment.Optical element 10 is arranged at least one light emitting diode 90, changes the light intensity distributions of emitted light by light emitting diode 90.This optical element includes a light in part 12 and a light out part 14 with respect to light in part 12, and wherein optical element 10 can adopt light-permeable materials such as plastics, glass, silicon rubber or silicones to make.
Light in part 12 includes a bottom surface 120 and by the groove 122 of bottom surface 120 centre towards light out part 14 directions depression, and groove 122 has been installed with light emitting diode 90; Groove 122 has a diapire 124 and a sidewall 126, and sidewall 126 is connected in diapire 124.In the present embodiment, diapire 124 is designed to a plane.
Light out part 14 is connected in light in part 12, and light out part 14 has an exiting surface 140 in contrast to groove 122.In the present embodiment, exiting surface 140 is a plane, and is parallel to bottom surface 120.Exiting surface 140 is provided with first microlens structure 142 that a plurality of concentric circles are arranged at its corresponding light in part 12 places.In the present embodiment, first microlens structure 142 is laid in whole exiting surface 140, as shown in Figure 3; Wherein first microlens structure 142 can for circle, triangle, quadrangle, hexagon, octagon or other polygon form be arranged at exiting surface 140, and first microlens structure 142 is and protrudes from exiting surface 140 circular-arcly.
In addition, optical element 10 also comprises a side surface 16 (consulting Fig. 1 and Fig. 2) between bottom surface 120 and light out part 14, and side surface is 16 linearly, 120 being extended towards the bottom surface by light out part 14 external diameter convergent ground of elliptical shape, parabolic shape or free curve shape (free form curves) (that is curve of non-regularity) etc., to improve the total reflectivity of side surface 16, and then reduce the probability of light effectively by side surface 16 bright dippings, improve the efficient of exiting surface 140 bright dippings.
The light that light emitting diode 90 is sent is respectively via in the diapire 124 of groove 122 and sidewall 126 entrance optical elements 10, and by exiting surface 140 bright dippings, its first microlens structure 142 that is arranged at exiting surface 140 can make the equalizing light rays of outgoing effectively, to obtain the projection light face of an even light intensity distributions on the light projection surface.
Consult Fig. 4 and Fig. 5, be respectively optical element stereogram and the cutaway view of the utility model second embodiment.Optical element 20 comprises a light in part 22 and a light out part 24 with respect to light in part 22, and wherein optical element 20 can adopt light-permeable materials such as plastics, glass, silicon rubber or silicones to make.Light in part 22 has a bottom surface 220 and by the groove 222 of bottom surface 220 centre towards light out part 24 directions depression, and groove 222 has been installed with at least one light emitting diode 90 (not shown); Groove 222 comprises the sidewall 226 that a diapire 224 and is connected in diapire 224, and in the present embodiment, diapire 224 is designed to a plane.
Light out part 24 is connected in light in part 22, and light out part 24 has an exiting surface 240 in contrast to groove 220.In the present embodiment, exiting surface 240 is designed to a plane, and is parallel to bottom surface 220.The periphery of exiting surface 240 in its corresponding light in part 22 places is provided with first microlens structure 242 that a plurality of concentric circles are arranged, wherein first microlens structure 242 can for circle, triangle, quadrangle, hexagon, octagon or other polygon form be arranged at exiting surface 240, and first microlens structure 242 is and protrudes from exiting surface 240 circular-arcly.
In addition, optical element 20 also comprises a side surface 26 between bottom surface 220 and light out part 24, and side surface is 26 linearly, 220 being extended towards the bottom surface by light out part 24 external diameter convergent ground of elliptical shape, parabolic shape or free curve shape etc., to improve the total reflectivity of side surface 26, and then reduce the probability of light effectively by side surface 26 bright dippings, improve the efficient of exiting surface 240 bright dippings.
By the light of light emitting diode 90 outgoing via diapire 224 and sidewall 226 light inlets, and via the transmission of optical element body, with via exiting surface 240 bright dippings, first microlens structure 242 that is arranged at exiting surface 240 peripheries can be avoided directly being projeced into the light perspective plane by the uneven phenomenon of light emitting diode 90 mixed lights of blue chip and yellow fluorescent powder combination effectively, and promotes the light uniformity effectively.
Consult Fig. 6, be the optical element cutaway view of the utility model the 3rd embodiment.The optical element 30 of present embodiment is roughly similar to the optical element 20 of above-mentioned second embodiment, its difference is light out part 34, light out part 34 is connected in a light in part 32, and wherein light in part 32 has a bottom surface 320 and by the groove 322 of bottom surface 320 centre towards light out part 34 directions depression.Light out part 34 has an exiting surface 340 in contrast to groove 322, and exiting surface 340 is one to be the inner sunken face of arcuation ground towards groove 322 directions depressions.The periphery of exiting surface 340 at its corresponding light in part 32 places is provided with first microlens structure 342 that a plurality of concentric circles are arranged.Wherein first microlens structure 342 can for circle, triangle, quadrangle, hexagon, octagon or other polygon form be arranged at exiting surface 340, and first microlens structure 342 is and protrudes from exiting surface 340 circular-arcly.
In addition, optical element 30 also comprises a side surface 36 between bottom surface 320 and light out part 34, and side surface is 36 linearly, 320 being extended towards the bottom surface by light out part 34 external diameter convergent ground of elliptical shape, parabolic shape or free curve shape etc., to improve the total reflectivity of side surface 36, and then reduce the probability of light effectively by side surface 36 bright dippings, improve the efficient of exiting surface 340 bright dippings.
Consult Fig. 7, be the optical element cutaway view of the utility model the 4th embodiment.The optical element 40 of present embodiment is roughly similar to the optical element 20 of above-mentioned second embodiment, its difference is light out part 44, light out part 44 is connected in a light in part 42, and wherein light in part 42 comprises a bottom surface 420 and by the groove 422 of bottom surface 420 centre towards light out part 44 directions depression.Light out part 44 has an exiting surface 440 in contrast to groove 422, and exiting surface 440 is one to be circular-arcly towards the outer convex surface that protrudes out in contrast to groove 422 directions.The periphery of exiting surface 440 at its corresponding light in part 42 places is provided with first microlens structure 442 that a plurality of concentric circles are arranged.Wherein first microlens structure 442 can for circle, triangle, quadrangle, hexagon, octagon or other polygon form be arranged at exiting surface 440, and first microlens structure 442 is and protrudes from exiting surface 440 circular-arcly.
In addition, optical element 40 also comprises a side surface 46 between bottom surface 420 and light out part 44, and side surface is 46 linearly, 420 being extended towards the bottom surface by light out part 44 external diameter convergent ground of elliptical shape, parabolic shape or free curve shape etc., to improve the total reflectivity of side surface 46, and then reduce the probability of light effectively by side surface 46 bright dippings, improve the benefit of exiting surface 440 bright dippings.
Above-mentioned second and third, four embodiment are respectively multi-form exiting surface, be available for users to use on different lighting demands, and the exiting surface that is provided with first microlens structure can promote outgoing light homogeneity effectively, so that the user to be provided splendid lighting quality.
Consult Fig. 8 and Fig. 9, be respectively optical element stereogram and the face upwarding stereogram of the utility model the 5th embodiment.Optical element 50 comprises a plurality of light in part 52 and a light out part 54 with respect to light in part 52, and wherein optical element 50 can adopt light-permeable materials such as plastics, glass, silicon rubber or silicones to make.Each light in part 52 comprises a bottom surface 520, and bottom surface 520 has a groove 522 towards light out part 54 depressions, and groove 522 accommodates at least one light emitting diode 90 (not shown).Each groove 522 has a diapire 524 and a sidewall 526, and sidewall 526 is connected in diapire 524, and in the present embodiment, diapire 524 is designed to a plane.
Light out part 54 is connected in light in part 52, and light out part 54 has an exiting surface 540 in contrast to groove 522, exiting surface 540 is provided with first microlens structure 542 that a plurality of concentric circles are arranged at its corresponding light in part 52 places, to make the equalizing light rays of outgoing effectively, to obtain the optical plane that of an even light intensity distributions on a target light perspective plane in exiting surface.Wherein each first microlens structure 542 can for circle, triangle, quadrangle, hexagon, octagon or other polygon form be arranged at exiting surface 540, and first microlens structure 542 is and protrudes from exiting surface 540 circular-arcly.
In addition, optical element 50 also comprises a side surface 56 between bottom surface 520 and light out part 54, and side surface is 56 linearly, 520 being extended towards the bottom surface by light out part 54 external diameter convergent ground of elliptical shape, parabolic shape or free curve shape etc., to improve the total reflectivity of side surface 56, and then reduce the probability of light effectively by side surface 56 bright dippings, improve the benefit of exiting surface 540 bright dippings.
The light emitting diode 90 that is arranged at groove 522 is respectively towards each diapire 524 and each sidewall 526 light inlet, and via the transmission of optical element 50 bodies by exiting surface 540 bright dippings.Because exiting surface 540 is provided with first microlens structure 542 at it corresponding to each light in part 52 place, can avoid the generation of the hot spot on the light perspective plane effectively, reaches whole emitting uniform and promote.
Consult Figure 10 and Figure 11, be respectively optical element top view and the cutaway view of the utility model the 6th embodiment.Optical element 60 is roughly similar to above-mentioned the 5th embodiment, and its difference is the set-up mode difference of the microlens structure of its exiting surface, carefully states as follows:
One light out part 64 is connected in a plurality of light in part 62, and each light in part 62 comprises a bottom surface 620 and by the groove 622 of bottom surface 620 centre towards light out part 64 directions depression.Light out part 64 has an exiting surface 640 in contrast to groove 622, and exiting surface 640 is provided with first microlens structure 642 that a plurality of concentric circles are arranged at its corresponding each light in part 62 places, and also is provided with second microlens structure 644 that a plurality of concentric circles of outwards being dispersed by light out part 64 centre are arranged at the remainder of exiting surface 640.In the present embodiment, the surface area of second microlens structure 644 is greater than the surface area of first microlens structure 642, making the uniformity that promotes bright dipping effectively, and obtains the optical plane that of an even light intensity distributions on a target light perspective plane.In addition, the surface area of second microlens structure 644 can also be equal to or less than the surface area of first microlens structure 642, and with the homogenising incident light, the user can obtain splendid lighting quality according to self-demand.Wherein first microlens structure 642 and second microlens structure 644 can for circle, triangle, quadrangle, hexagon, octagon or other polygon form be arranged at exiting surface 640, and first microlens structure 642 and second microlens structure 644 are and protrude from exiting surface 640 circular-arcly.
In addition, optical element 60 also comprises a side surface 66 between bottom surface 620 and light out part 64, and side surface is 66 linearly, 620 being extended towards the bottom surface by light out part 64 external diameter convergent ground of elliptical shape, parabolic shape or free curve shape etc., to improve the total reflectivity of side surface 66, and then reduce the probability of light effectively by side surface 66 bright dippings, improve the efficient of exiting surface 640 bright dippings.
The light emitting diode 90 that is arranged at groove 622 is respectively towards each diapire 624 and each sidewall 626 light inlet, and via the transmission of optical element 60 bodies by exiting surface 640 bright dippings.Because exiting surface 640 is provided with first microlens structure 642 at it corresponding to each light in part 62 place, and be provided with second microlens structure 644 at the remainder of exiting surface 640, can further promote whole outgoing light homogeneity, produce on the light perspective plane to avoid hot spot.
In sum, first microlens structure that optical element utilization of the present utility model is arranged at exiting surface is projeced into a target light perspective plane equably to make the light by the outgoing of light emitting diode institute effectively, obtaining the projection light face of an even luminous intensity, and reach and avoid hot spot to produce and the whole effect that goes out light quality of influence on target light perspective plane.
The above; it only is preferred embodiment of the present utility model; be not in order to limiting protection domain of the present utility model, the equivalence of being done according to the utility model patent spirit changes and modifies etc. such as, all should in like manner belong within the scope of patent protection of the present utility model.
Claims (13)
1. optical element, itself and at least one light emitting diode matched combined are lighting source, it is characterized in that described optical element comprises:
At least one light in part, it has a groove, and groove accommodates light emitting diode; And
One light out part, it is connected in light in part, and described light out part has an exiting surface in contrast to groove, and exiting surface is provided with first microlens structure that a plurality of concentric circles are arranged at its corresponding light in part place.
2. optical element as claimed in claim 1 is characterized in that described first microlens structure is laid in the periphery of exiting surface.
3. optical element as claimed in claim 1 is characterized in that, described first microlens structure is covered with in exiting surface.
4. optical element as claimed in claim 1 is characterized in that, described first microlens structure is rounded, be arranged to triangle, quadrangle, hexagon or octagon form exiting surface.
5. optical element as claimed in claim 4 is characterized in that, described first microlens structure is and protrudes from exiting surface circular-arcly.
6. optical element as claimed in claim 1 is characterized in that, described exiting surface is one to be circular-arcly towards the outer convex surface that protrudes out in contrast to groove direction.
7. optical element as claimed in claim 1 is characterized in that, described exiting surface is one to be circular-arcly the inner sunken face towards the groove direction depression.
8. optical element as claimed in claim 1 is characterized in that described light in part also comprises a bottom surface, and groove by the centre of bottom surface towards light out part direction depression, described groove comprises the sidewall that a diapire and is connected in diapire.
9. optical element as claimed in claim 8 is characterized in that, described exiting surface is one to be parallel to the plane of bottom surface.
10. optical element as claimed in claim 1 is characterized in that, described exiting surface is provided with second microlens structure that a plurality of concentric circles of outwards being dispersed by the light out part centre are arranged.
11. optical element as claimed in claim 10 is characterized in that, the surface area of described second microlens structure is greater than the surface area of first microlens structure.
12. optical element as claimed in claim 10 is characterized in that, the surface area of described second microlens structure is less than the surface area of first microlens structure.
13. optical element as claimed in claim 1, it is characterized in that, described optical element also comprises a side surface between bottom surface and light out part, and side surface is linearly, elliptical shape, parabolic shape or free curve shape ground are extended towards the bottom surface by light out part external diameter convergent ground.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206360385U CN201852038U (en) | 2010-12-01 | 2010-12-01 | Optical element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206360385U CN201852038U (en) | 2010-12-01 | 2010-12-01 | Optical element |
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| CN201852038U true CN201852038U (en) | 2011-06-01 |
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| CN2010206360385U Expired - Lifetime CN201852038U (en) | 2010-12-01 | 2010-12-01 | Optical element |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102287647A (en) * | 2011-08-03 | 2011-12-21 | 广州市雅江光电设备有限公司 | Light-emitting diode (LED) optical system and method for mixing light and zooming by using same |
| CN102322610A (en) * | 2011-06-24 | 2012-01-18 | 深圳市众明半导体照明有限公司 | Condensing lens, luminaire and camera |
| CN102384429A (en) * | 2011-10-21 | 2012-03-21 | 东莞雷笛克光学有限公司 | Light-emitting surface structure of optical lens |
| CN103133993A (en) * | 2011-12-02 | 2013-06-05 | 欧司朗股份有限公司 | Lens and illuminating device |
| WO2013127232A1 (en) * | 2012-02-29 | 2013-09-06 | 惠州元晖光电股份有限公司 | Polyhedral secondary optical lens |
| CN103868017A (en) * | 2012-12-14 | 2014-06-18 | 四川柏狮光电技术有限公司 | Reflection lens applicable to multiple light sources |
| CN104320187A (en) * | 2014-09-15 | 2015-01-28 | 北京理工大学 | Communication emission system packaged based on micro-lens array for homogenizing illumination of LED (Light Emitting Diode) |
| CN104566210A (en) * | 2013-10-25 | 2015-04-29 | 浚洸光学科技股份有限公司 | Micro structure ranging method |
| CN105570832A (en) * | 2014-10-15 | 2016-05-11 | 比亚迪股份有限公司 | Led lens |
| CN107532791A (en) * | 2015-05-12 | 2018-01-02 | 奥斯兰姆奥普托半导体有限责任公司 | Lens and photoelectron lighting apparatus |
| CN107726060A (en) * | 2017-11-06 | 2018-02-23 | 中国科学院重庆绿色智能技术研究院 | A kind of array light source lighting device for exposure machine |
| CN112628688A (en) * | 2019-10-09 | 2021-04-09 | 浚洸光学科技股份有限公司 | Optical lens structure |
-
2010
- 2010-12-01 CN CN2010206360385U patent/CN201852038U/en not_active Expired - Lifetime
Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102322610A (en) * | 2011-06-24 | 2012-01-18 | 深圳市众明半导体照明有限公司 | Condensing lens, luminaire and camera |
| CN102287647A (en) * | 2011-08-03 | 2011-12-21 | 广州市雅江光电设备有限公司 | Light-emitting diode (LED) optical system and method for mixing light and zooming by using same |
| CN102384429A (en) * | 2011-10-21 | 2012-03-21 | 东莞雷笛克光学有限公司 | Light-emitting surface structure of optical lens |
| CN103133993A (en) * | 2011-12-02 | 2013-06-05 | 欧司朗股份有限公司 | Lens and illuminating device |
| CN103133993B (en) * | 2011-12-02 | 2016-08-03 | 欧司朗股份有限公司 | Lens and illuminator |
| TWI497777B (en) * | 2012-02-29 | 2015-08-21 | 惠州元暉光電股份有限公司 | Polyhedral secondary optical lens |
| WO2013127232A1 (en) * | 2012-02-29 | 2013-09-06 | 惠州元晖光电股份有限公司 | Polyhedral secondary optical lens |
| CN103292247A (en) * | 2012-02-29 | 2013-09-11 | 惠州元晖光电股份有限公司 | Secondary optical lens of polyhedron |
| CN103292247B (en) * | 2012-02-29 | 2015-05-20 | 惠州元晖光电股份有限公司 | Secondary optical lens of polyhedron |
| CN103868017A (en) * | 2012-12-14 | 2014-06-18 | 四川柏狮光电技术有限公司 | Reflection lens applicable to multiple light sources |
| CN104566210A (en) * | 2013-10-25 | 2015-04-29 | 浚洸光学科技股份有限公司 | Micro structure ranging method |
| CN104320187A (en) * | 2014-09-15 | 2015-01-28 | 北京理工大学 | Communication emission system packaged based on micro-lens array for homogenizing illumination of LED (Light Emitting Diode) |
| CN105570832A (en) * | 2014-10-15 | 2016-05-11 | 比亚迪股份有限公司 | Led lens |
| CN105570832B (en) * | 2014-10-15 | 2019-05-17 | 比亚迪股份有限公司 | LED lens |
| CN107532791A (en) * | 2015-05-12 | 2018-01-02 | 奥斯兰姆奥普托半导体有限责任公司 | Lens and photoelectron lighting apparatus |
| CN107532791B (en) * | 2015-05-12 | 2019-11-08 | 奥斯兰姆奥普托半导体有限责任公司 | Lens and photoelectron lighting apparatus |
| US10480748B2 (en) | 2015-05-12 | 2019-11-19 | Osram Opto Semiconductors Gmbh | Lens and optoelectronic lighting device |
| CN107726060A (en) * | 2017-11-06 | 2018-02-23 | 中国科学院重庆绿色智能技术研究院 | A kind of array light source lighting device for exposure machine |
| CN112628688A (en) * | 2019-10-09 | 2021-04-09 | 浚洸光学科技股份有限公司 | Optical lens structure |
| CN112628688B (en) * | 2019-10-09 | 2022-10-21 | 浚洸光学科技股份有限公司 | Optical lens structure |
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Granted publication date: 20110601 |