CN110469824A - A kind of collector lens and lamps and lanterns - Google Patents
A kind of collector lens and lamps and lanterns Download PDFInfo
- Publication number
- CN110469824A CN110469824A CN201910788644.4A CN201910788644A CN110469824A CN 110469824 A CN110469824 A CN 110469824A CN 201910788644 A CN201910788644 A CN 201910788644A CN 110469824 A CN110469824 A CN 110469824A
- Authority
- CN
- China
- Prior art keywords
- light
- fully reflecting
- reflecting surface
- incidence
- lens
- 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
- 241001465382 Physalis alkekengi Species 0.000 title claims abstract description 10
- 230000003287 optical effect Effects 0.000 claims abstract description 14
- 230000004308 accommodation Effects 0.000 claims description 11
- 239000011521 glass Substances 0.000 abstract description 3
- 230000011514 reflex Effects 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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
- F21V5/046—Refractors for light sources of lens shape the lens having a rotationally symmetrical shape about an axis for transmitting light in a direction mainly perpendicular to this axis, e.g. ring or annular lens with light source disposed inside the ring
-
- 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)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The present invention is suitable for optical technical field, provides a kind of collector lens and lamps and lanterns, wherein collector lens includes lens body, incidence surface；Light-emitting surface；First full transmitting face is set in light-emitting surface and to lens body sunken inside；Second fully reflecting surface is formed in the side of lens body and adjacent incidence surface；And third fully reflecting surface, it is formed in the side of lens body and is adjacent between light-emitting surface and the second fully reflecting surface；A part of light is projected by the first fully reflecting surface of directive after incidence surface incidence by light-emitting surface, and another part light is projected by the second fully reflecting surface of directive after incidence surface incidence, and via after the total reflection of the second fully reflecting surface by light-emitting surface；Lamps and lanterns include above-mentioned collector lens；Collector lens provided by the invention has the advantage that the light of the different angle issued by the fully reflecting surface reflection source for forming two differences and adjoining in the side of lens body, in this way can effectively reducing glass ontology size.
Description
Technical field
The present invention relates to optical technical fields, are to be related to a kind of collector lens and lamps and lanterns more specifically.
Background technique
LED light source is a kind of main stream light sources, is widely used in lighting technical field, with small in size, the service life is long
And the advantages that high-efficient.But LED light source, because of the influence of the physical characteristic of itself, light emitting angle is very big, is easy diffusion, In
It needs to carry out optically focused to it when using LED light source.To realize that the light-out effect of smaller angle needs the lens of larger size at present,
It is unfavorable for the miniaturization of product.
Summary of the invention
The purpose of the present invention is to provide a kind of collector lenses, big to solve collector lens volume existing in the prior art
The technical issues of.
To achieve the above object, the technical solution adopted by the present invention is that a kind of collector lens, including lens body, it is described
Mirror ontology includes,
Incidence surface；
Light-emitting surface is oppositely arranged with the light-emitting surface；
First full transmitting face is set in the light-emitting surface and to the lens body sunken inside；
Second fully reflecting surface is formed in the side of the lens body and the adjacent incidence surface；And
Third fully reflecting surface is formed in the side of the lens body and is adjacent to the light-emitting surface and described second
Between fully reflecting surface；
A part of light by the incidence surface it is incident after the first fully reflecting surface of directive, and successively via first full transmitting
It is projected after face and the total reflection of third fully reflecting surface by the light-emitting surface, another part light is by directive institute after the incidence surface incidence
The second fully reflecting surface is stated, and is projected via after second fully reflecting surface total reflection by the light-emitting surface.
Further, the shape of the lens body is in flaring shape, institute from the incidence surface towards the direction of the light-emitting surface
State the enlarging amplitude that the widened amplitude of third fully reflecting surface is greater than second fully reflecting surface.
Further, the incidence surface and the light-emitting surface are circle along the projection of shape of the optical axis of the lens body.
Further, the lens body further includes being adjacent to erecting between the third fully reflecting surface and the light-emitting surface
It faces directly
Further, for the light-emitting surface towards the inside indent of the lens body, the bus of the light-emitting surface is arc segment
Or straightway.
Further, joint face, the joint face have been provided adjacent between the light-emitting surface and first fully reflecting surface
It is obliquely installed.
Further, the bus of first fully reflecting surface is continual curvature arc segment or straightway.
Further, the bus of second fully reflecting surface is the arc segment or straightway of continual curvature, the third
The bus of fully reflecting surface is the arc segment or straightway of continual curvature.
Further, the accommodation groove for the light source to be arranged, the accommodation groove are recessed in the middle part of the incidence surface
Side wall form first plane of incidence, the bottom wall of the accommodation groove is provided with annular boss, and the surface of the annular boss forms the
Two planes of incidence.
Another object of the present invention is to provide a kind of lamps and lanterns, and including light source and above-mentioned lens, the light source is set to
On the lens.
The beneficial effect of collector lens and lamps and lanterns provided by the invention is:
By by the adjacent incidence surface setting of the second fully reflecting surface of collector lens, by light source towards the light itself circumferentially projected
Reflex to light-emitting surface, some light of focused light source；The first fully reflecting surface in the middle part of light-emitting surface is located at by setting simultaneously, by light
Source reflexes on third fully reflecting surface towards the light that itself top is projected, the remainder light of focused light source, it is possible to understand that
It is, the different angle of the fully reflecting surface reflection source sending by forming two differences and adjoining in the side of lens body
Light, in this way can effectively reducing glass ontology size.
Detailed description of the invention
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to needed in the embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for ability
For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is a kind of three-dimensional structure diagram of angle of collector lens provided in an embodiment of the present invention；
Fig. 2 is the three-dimensional structure diagram of another angle of collector lens provided in an embodiment of the present invention；
Fig. 3 is the sectional view of collector lens provided in an embodiment of the present invention；
Fig. 4 is the first index path of collector lens provided in an embodiment of the present invention；
Fig. 5 is second of index path of collector lens provided in an embodiment of the present invention.
Each appended drawing reference in figure are as follows:
| Lens body | 1 | First fully reflecting surface | 5 | Accommodation groove | 9 |
| Incidence surface | 2 | Second fully reflecting surface | 6 | First plane of incidence | 91 |
| Light source | 3 | Third fully reflecting surface | 7 | Annular boss | 92 |
| Light-emitting surface | 4 | Joint face | 8 | Second plane of incidence | 921 |
Specific embodiment
In order to which technical problems, technical solutions and advantages to be solved are more clearly understood, tie below
Accompanying drawings and embodiments are closed, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only
To explain the present invention, it is not intended to limit the present invention.
It should be noted that be referred to as " being fixed on " or " being set to " another element when element, it can be located immediately at
It is located on another element on another element or indirectly.When an element referred to as " is connected to " another element, it can
To be connected directly or indirectly to another element.
It is to be appreciated that term " length ", " width ", "upper", "lower", "front", "rear", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "top", "bottom" "inner", "outside" is that orientation based on the figure or position are closed
System is merely for convenience of the description present invention, rather than instruction device or element must have a particular orientation, with specific orientation
Construction and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are used for description purposes only, and should not be understood as indicating relative importance or instruction
The quantity of technical characteristic.In the description of the present invention, the meaning of " plurality " is two or more, unless otherwise clearly specific
Restriction.Specific implementation of the invention is further described in more detail below in conjunction with specific embodiment:
As shown in Figure 1 to Figure 3, a kind of collector lens provided in an embodiment of the present invention, the collector lens are sent out with focused light source
Light out, so that light ray parallel or intersecting on the optical axises of lens, the light source is usually LED light source in the present embodiment,
The light emitting angle majority of LED light source is 120 °, and the light emitting angle of part LED light source can achieve 180 °.
The collector lens includes lens body 1；Lens body 1 includes:
Incidence surface 2 is used to be arranged light source 3；
Light-emitting surface 4 is oppositely arranged with incidence surface 2；
First fully reflecting surface 5 is formed in light-emitting surface 3 and to 1 sunken inside of lens body；
Second fully reflecting surface 6 is formed in the side of lens body 1 and adjacent incidence surface 2；And
Third fully reflecting surface 7 is formed in the side of lens body 1 and is adjacent to light-emitting surface 4 and the second fully reflecting surface 6
Between；
A part of light is by the first fully reflecting surface of directive 5 after 2 incidence of incidence surface, and successively via 5 He of the first full transmitting face
Third fully reflecting surface 7 is projected after being totally reflected by light-emitting surface 4, and another part light is totally reflected by directive second after 2 incidence of incidence surface
Face 6, and projected via after the total reflection of the second fully reflecting surface 6 by light-emitting surface 4.
The working principle of collector lens provided in this embodiment is as follows:
As shown in Figure 4 and Figure 5, the light source 3 for issuing scattering light is set at incidence surface 2, and wherein light source 3 is circumferentially penetrated towards itself
Light direct irradiation out is totally reflected on the second fully reflecting surface 6, and on the second fully reflecting surface 6, and then court goes out light
Face 4 conduct, at this point, by the second fully reflecting surface 6 reflection light ray parallel in the optical axis of lens body 1, can also be to be biased to light
The direction of axis is conducted, and the light in final both the above direction forms directional light or converged light after the injection of light-emitting surface 4, specifically
Directional light or converged light are projected by adjusting the shape or parameter of the second fully reflecting surface 6 to realize；In addition, light source 3 is towards certainly
The light just projected with it is radiated on the first fully reflecting surface 5, and is totally reflected on the first fully reflecting surface 5, Jin Erchao
The conduction of second fully reflecting surface 6, then total reflection occurs on the second fully reflecting surface 6 and is conducted towards light-emitting surface 4, and then from light-emitting surface
4 project, and similarly, the light ray parallel reflected by third fully reflecting surface 7, can also be to be biased to light in the optical axis of lens body 1
The direction of axis is conducted, and the light in final both the above direction forms directional light or converged light after the injection of light-emitting surface 4, specifically
Directional light or converged light are projected by adjusting the shape or parameter of third fully reflecting surface 7 to realize.
The beneficial effect of collector lens provided in this embodiment is:
It is arranged by the adjacent incidence surface 2 of the second fully reflecting surface 6, light source 3 is reflexed to out towards the light itself circumferentially projected
Smooth surface 4, some light of focused light source 3；It is located at first fully reflecting surface 5 at 4 middle part of light-emitting surface by setting simultaneously, by light source 3
The light projected towards itself top reflexes on third fully reflecting surface 7, the remainder light of focused light source 3, it is possible to understand that
It is the different angle of the sending of fully reflecting surface reflection source 3 by forming two differences and adjoining in the side of lens body 1
Light, in this way can effectively reducing glass ontology 1 size.
Further, the shape of lens body 1 is in flaring shape from incidence surface 2 towards the direction of light-emitting surface 4.It is understood that
It is that can allow the light of light source 3 anti-by the fully reflecting surface positioned at 1 side of lens body step by step by above-mentioned design
It penetrates.Specifically, the widened amplitude of third fully reflecting surface 7 is greater than the enlarging amplitude of the second fully reflecting surface 6, it is to be understood that the
The curvature or slope of three fully reflecting surfaces 7 are greater than the curvature or slope of the second fully reflecting surface 6.
Further, incidence surface 2 and light-emitting surface 4 are circle along the projection of shape of the optical axis of lens body 1.In the present embodiment
In, it is to be understood that incidence surface 2 and light-emitting surface 4 are disposed as circle, namely the shape of entire lens body 1 is substantially in round
Platform shape can make the light projected by the collector lens of the present embodiment may eventually form circular light by above-mentioned design
Spot.
Further, incidence surface 2, light-emitting surface 4, the first fully reflecting surface 5, the second fully reflecting surface 6 and third fully reflecting surface 7
The optical axis coincidence of central axis and lens body 1.
Further, lens body 1 further includes the vertical plane 10 being adjacent between third fully reflecting surface 7 and light-emitting surface 4, should
The optical axis for being parallel to lens body 1 of vertical plane 10, the vertical plane 10 for being totally reflected light, avoid the light of light source 3 from this
Place is overflowed, in addition, the vertical plane 10 rises between transition third fully reflecting surface 7 and light-emitting surface 4, avoids generating more sharp wedge angle,
Also facilitate the installation of collector lens simultaneously.
Further, for light-emitting surface 4 towards the inside indent of lens body 1, the bus of incidence surface 2 is arc segment or straight line
Section.In the present embodiment, collector lens size in the radial direction can be reduced by setting concave inward structure for light-emitting surface 4, had
Body is that the shape and parameter of the second fully reflecting surface 6 and third fully reflecting surface 7 are adjusted to after above-mentioned two fully reflecting surface
The direction that light is biased to the optical axis of lens body 1 is projected, and then is conducted on light-emitting surface 4, the specific curvature for adjusting light-emitting surface 4 or
Person's tilt angle；Due to 4 indent of light-emitting surface, for light after the refraction of light-emitting surface 4, the direction of light can be adjusted to parallel
Or be roughly parallel to lens body 1 optical axis project, if light-emitting surface 4 be planar structure, to obtain parallel optical axis and penetrate
When light out, need to set larger size radially for the second fully reflecting surface 6 and the second fully reflecting surface 6, therefore, light out
Face 4 is set as the radial dimension that concave inward structure reduces entire collector lens.
Further, joint face 8 has been provided adjacent between light-emitting surface 4 and the first fully reflecting surface 5.It is understood that so that, even
Junction 8 is greater than the projected area of the first fully reflecting surface 5 along the projected area of optical axis, in the present embodiment, by the way that joint face 8 is arranged
The light that can be projected with reflection source 3 towards itself top, avoids what light source 3 projected upward from not being irradiated in the first fully reflecting surface 5
Above directly projected from light-emitting surface 4；In addition, the depth that the concave inward structure of the first fully reflecting surface 5 can be made by the way that joint face 8 is arranged
Degree is bigger, i.e. the first fully reflecting surface 5 is arranged closer to incidence surface 2 by close to sources 3, the light that can be projected in this way to avoid light source 3
Line generates ghost phenomena, so that hot spot is apparent.
Further, the bus of the first fully reflecting surface 5 is arc segment or straightway.Preferably, in the present embodiment, should
Bus is the arc segment of continual curvature, and the light by the reflection of the first fully reflecting surface 5 can more uniformly directive third fully reflecting surface
7。
Further, the bus of the second fully reflecting surface 6 is arc segment or straightway.Preferably, in the present embodiment, should
Bus is the arc segment of continual curvature, can more uniformly project light-emitting surface 4 by the light that the second fully reflecting surface 6 reflects.
Further, the bus of third fully reflecting surface 7 is arc segment or straightway.Preferably, in the present embodiment, should
Bus is the arc segment of continual curvature, can more uniformly project light-emitting surface 4 by the light that third fully reflecting surface 7 reflects.
Further, the middle part of incidence surface 2 is recessed the accommodation groove 9 for light source 3 to be arranged, the side wall shape of accommodation groove 9
At first plane of incidence 91, the bottom wall of accommodation groove 9 is provided with annular boss 92, and the surface of annular boss 92 forms second plane of incidence
921.It is understood that light source 3 enters in lens body 1 towards the light that itself surrounding projects by first plane of incidence 91, then
The second fully reflecting surface of directive 6, light source 3 enter in lens body 1 towards the light that itself top is projected by second plane of incidence 921,
The first fully reflecting surface of directive 5 again, then the second fully reflecting surface of directive 6 after the first fully reflecting surface 5 is totally reflected, in this implementation
In example, annular boss 92 is arranged to form second plane of incidence 921 by the bottom wall in accommodation groove 9, one is carried out to the light of light source 3
Secondary shaping does optics preparation for the optically focused of next step.
The present embodiment also provides a kind of lamps and lanterns, and including light source and such as above-mentioned collector lens, light source is set on lens.
Lamps and lanterns including above-mentioned collector lens have the advantages that size is small.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (10)
1. a kind of collector lens, it is characterised in that: including lens body, the lens body includes,
Incidence surface；
Light-emitting surface is oppositely arranged with the light-emitting surface；
First full transmitting face is set in the light-emitting surface and to the lens body sunken inside；
Second fully reflecting surface is formed in the side of the lens body and the adjacent incidence surface；And
Third fully reflecting surface is formed in the side of the lens body and is adjacent to the light-emitting surface and second total reflection
Between face；
A part of light by the incidence surface it is incident after the first fully reflecting surface of directive, and successively via first full transmitting face and
Projected after the total reflection of third fully reflecting surface by the light-emitting surface, another part light as the incidence surface it is incident after the described in directive
Two fully reflecting surfaces, and projected via after second fully reflecting surface total reflection by the light-emitting surface.
2. collector lens as described in claim 1, which is characterized in that the shape of the lens body is from the incidence surface towards institute
The direction of light-emitting surface is stated in flaring shape, the widened amplitude of third fully reflecting surface is greater than the expansion width of second fully reflecting surface
Degree.
3. collector lens as claimed in claim 2, which is characterized in that the incidence surface and the light-emitting surface are along the lens sheet
The projection of shape of the optical axis of body is circle.
4. collector lens as described in claim 1, which is characterized in that the lens body further includes that be adjacent to the third complete
Vertical plane between reflecting surface and the light-emitting surface.
5. collector lens as described in claim 1, which is characterized in that the light-emitting surface is towards in the inside of the lens body
Recessed, the bus of the light-emitting surface is arc segment or straightway.
6. collector lens as described in claim 1, which is characterized in that adjacent between the light-emitting surface and first fully reflecting surface
It connects and is provided with joint face, the joint face is obliquely installed.
7. collector lens as described in claim 1, which is characterized in that the bus of first fully reflecting surface is continual curvature arc
Line segment or straightway.
8. collector lens as described in claim 1, which is characterized in that the bus of second fully reflecting surface is continual curvature
Arc segment perhaps the straightway third fully reflecting surface bus be continual curvature arc segment or straightway.
9. such as the described in any item collector lenses of claim 1-8, which is characterized in that be recessed use in the middle part of the incidence surface
First plane of incidence is formed in the side wall of the accommodation groove that the light source is arranged, the accommodation groove, the bottom wall of the accommodation groove is provided with
The surface of annular boss, the annular boss forms second plane of incidence.
10. a kind of lamps and lanterns, it is characterised in that: including light source and such as the described in any item lens of claim 1-9, the light source is set
It is placed on the lens.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910788644.4A CN110469824A (en) | 2019-08-26 | 2019-08-26 | A kind of collector lens and lamps and lanterns |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910788644.4A CN110469824A (en) | 2019-08-26 | 2019-08-26 | A kind of collector lens and lamps and lanterns |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110469824A true CN110469824A (en) | 2019-11-19 |
Family
ID=68512768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910788644.4A Pending CN110469824A (en) | 2019-08-26 | 2019-08-26 | A kind of collector lens and lamps and lanterns |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110469824A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114234064A (en) * | 2021-11-29 | 2022-03-25 | 青岛易来智能科技股份有限公司 | Light distribution element design method, light distribution element and lighting device |
| WO2023138420A1 (en) * | 2022-01-20 | 2023-07-27 | 深圳市聚飞光电股份有限公司 | Lens and light-emitting device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102072457A (en) * | 2009-11-19 | 2011-05-25 | 艾科有限公司 | Lens element for light source and the like |
| CN109654455A (en) * | 2017-10-11 | 2019-04-19 | 北京星光影视设备科技股份有限公司 | The LED collector lens of chipless shadow |
| CN109931573A (en) * | 2019-04-18 | 2019-06-25 | 广东省半导体产业技术研究院 | A kind of LED lens and lighting device |
| CN210462884U (en) * | 2019-08-26 | 2020-05-05 | 深圳市百康光电有限公司 | Condensing lens and lamp |
-
2019
- 2019-08-26 CN CN201910788644.4A patent/CN110469824A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102072457A (en) * | 2009-11-19 | 2011-05-25 | 艾科有限公司 | Lens element for light source and the like |
| CN109654455A (en) * | 2017-10-11 | 2019-04-19 | 北京星光影视设备科技股份有限公司 | The LED collector lens of chipless shadow |
| CN109931573A (en) * | 2019-04-18 | 2019-06-25 | 广东省半导体产业技术研究院 | A kind of LED lens and lighting device |
| CN210462884U (en) * | 2019-08-26 | 2020-05-05 | 深圳市百康光电有限公司 | Condensing lens and lamp |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114234064A (en) * | 2021-11-29 | 2022-03-25 | 青岛易来智能科技股份有限公司 | Light distribution element design method, light distribution element and lighting device |
| CN114234064B (en) * | 2021-11-29 | 2024-06-11 | 青岛易来智能科技股份有限公司 | Light distribution element design method, light distribution element and lighting device |
| WO2023138420A1 (en) * | 2022-01-20 | 2023-07-27 | 深圳市聚飞光电股份有限公司 | Lens and light-emitting device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20220049829A1 (en) | Lighting system for motor vehicle headlight | |
| US7006306B2 (en) | Circumferentially emitting luminaires and lens-elements formed by transverse-axis profile-sweeps | |
| US10627078B2 (en) | Method and system for producing a beam of illumination having smooth edges | |
| EP2959214B1 (en) | An arrangement comprising an optical device and a reflector | |
| US9063257B2 (en) | LED illumination lamp | |
| CN110469824A (en) | A kind of collector lens and lamps and lanterns | |
| WO2021121318A1 (en) | Optical beam expander lens and lamp | |
| TW201527148A (en) | Vehicle headlight device | |
| Chen et al. | Computer modeling of a fiber-and-light-emitting-diode-based vehicle headlamp | |
| Timinger et al. | Designing tailored free-form surfaces for general illumination | |
| CN206817388U (en) | LED wall wash lamp lens | |
| CN207636852U (en) | A kind of laser beam shaping system applied to underwater camera lighting system | |
| CN105387382B (en) | A kind of radial direction based on annular array of light sources matches somebody with somebody lighting system partially | |
| WO2017050598A1 (en) | Efficient collimating optics by collecting the full hemisphere in tir-fresnel lens designs | |
| CN206514241U (en) | A kind of secondary lens combining structure of adjustable focus | |
| CN210462884U (en) | Condensing lens and lamp | |
| US20180347783A1 (en) | Optic and Apparatus for Making an Optic | |
| KR20180025870A (en) | Optical lens, backlight module and display device | |
| CN107246591A (en) | A kind of secondary lens combining structure of adjustable focus | |
| CN102590998A (en) | Condenser lens and lens group | |
| CN105953175B (en) | Projecting lamp lens, have light-emitting module and projecting lamp of this projecting lamp lens | |
| US11585507B2 (en) | Lens for automobile lamp, automobile headlamp, and automobile | |
| CN201837773U (en) | Focusing lens and lens group | |
| US10175465B2 (en) | Optoelectronic component having a radiation source | |
| CN210462887U (en) | Lens and light-emitting component using 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 |