CN109519882A - A kind of optical lens and the lighting device with the optical lens - Google Patents
A kind of optical lens and the lighting device with the optical lens Download PDFInfo
- Publication number
- CN109519882A CN109519882A CN201811330520.3A CN201811330520A CN109519882A CN 109519882 A CN109519882 A CN 109519882A CN 201811330520 A CN201811330520 A CN 201811330520A CN 109519882 A CN109519882 A CN 109519882A
- Authority
- CN
- China
- Prior art keywords
- optical lens
- arc
- shaped convex
- lens body
- lamp chamber
- 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
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
- F21V5/045—Refractors for light sources of lens shape the lens having discontinuous faces, e.g. Fresnel lenses
-
- 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
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
-
- 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
Abstract
A kind of optical lens and the lighting device with the optical lens, the present invention provides a kind of lens bodies, the back side of the lens body is incident light plane, the front of the lens body is outgoing smooth surface, the back side of the lens body is equipped with arc-shaped convex platform, the top of the arc-shaped convex platform is equipped with lamp chamber groove corresponding with light source, and the slot bottom of the lamp chamber groove is pearl face.The beneficial effects of the present invention are: reducing light loss by the structure of optimization optical lens, improving light efficiency.
Description
Technical field
The present invention relates to optical lens more particularly to a kind of optical lens and with the lighting device of the optical lens.
Background technique
Optical lens is used for lamps and lanterns, is a kind of glass or plastic component, can change direction or the control of light
The light loss of light distribution potassium ion distribution, traditional optical lens is higher, and light efficiency is lower, therefore, if the light loss of optical lens is reduced, to mention
High photosynthetic efficiency is those skilled in the art's technical problem urgently to be resolved.
Summary of the invention
In order to solve the problems in the prior art, a kind of the present invention provides light losses lower, light efficiency high light lens and
Lighting device with the optical lens.
The present invention provides a kind of optical lens, including lens body, the back side of the lens body is incident light plane, institute
The front of lens body is stated as outgoing smooth surface, the back side of the lens body is equipped with arc-shaped convex platform, the arc-shaped convex
The top of platform is equipped with lamp chamber groove corresponding with light source, and the slot bottom of the lamp chamber groove is pearl face.
As a further improvement of the present invention, the slot bottom of the lamp chamber groove is matrix pearl face.
As a further improvement of the present invention, matrix pearl face be positive hexagonal matrix composition pearl face.
As a further improvement of the present invention, the outer surface of the arc-shaped convex platform is total-reflection type conical bead face, institute
State arc-shaped convex platform at least there are two and be arranged in array.
As a further improvement of the present invention, the front of the lens body is equipped with the arc-shaped convex ring of annular.
As a further improvement of the present invention, the arc-shaped convex ring is mainly tight in the circumferential by multiple Fresnel pearls face
Patch, which is set, to be constituted.
As a further improvement of the present invention, the front of the lens body is located at the central part of the arc-shaped convex ring
It is divided into the pearl face of protrusion.
As a further improvement of the present invention, at least two, the arc-shaped convex ring and radially abutting arrangement.
As a further improvement of the present invention, the front of the lens body is cloudy surface.
The present invention also provides a kind of lighting device with optical lens, including light source and as described in any one of the above embodiments
Optical lens, the light source are located within the lamp chamber groove.
As a further improvement of the present invention, the corresponding lamp chamber groove of each described light source.
The beneficial effects of the present invention are: through the above scheme, by optimizing the structure of optical lens, reducing light loss, mentioning
High light efficiency.
Detailed description of the invention
Fig. 1 is a kind of schematic diagram at the back side of optical lens of the present invention.
Fig. 2 is the partial enlarged view A of Fig. 1.
Fig. 3 is a kind of positive schematic diagram of optical lens of the present invention.
Fig. 4 is a kind of light transmission schematic diagram of optical lens of the present invention.
Fig. 5 is a kind of diagrammatic cross-section of optical lens of the present invention.
Fig. 6 is a kind of main view of optical lens of the present invention.
Fig. 7 is a kind of left view of optical lens of the present invention.
Fig. 8 is a kind of rearview of optical lens of the present invention.
Specific embodiment
The invention will be further described for explanation and specific embodiment with reference to the accompanying drawing.
As shown in Figures 1 to 8, a kind of optical lens 100, including lens body 1, the lens body 1 are round plate
Shape.
As shown in Figures 1 to 8, the back side of the lens body 1 is incident light plane, and the front of the lens body 1 is
Smooth surface is penetrated, the back side of the lens body 1 is equipped with arc-shaped convex platform 2, and the arc-shaped convex platform 2 is preferably hemispherical, institute
The top for stating arc-shaped convex platform 2 is equipped with lamp chamber groove 3 corresponding with light source, and the slot bottom of the lamp chamber groove 3 is pearl face, lamp chamber
Groove 3 is light well.
As shown in Figures 1 to 8, the slot bottom of the lamp chamber groove 3 is matrix pearl face (spherical surface) 4, reduces light loss, improves light
Effect, making light mixing, more evenly hot spot is more preferable.
As shown in Figures 1 to 8, matrix pearl face 4 be positive hexagonal matrix composition pearl face or spherical surface, set in scale
It sets.
As shown in Figures 1 to 8, the outer surface of the arc-shaped convex platform 2 is total-reflection type conical bead face, the total reflection
Formula conical bead face is mainly arranged in array by multiple isosceles trapezoid protrusion pearl faces (spherical surface) and is constituted, and is arranged in scale, can be incited somebody to action
Sidelight is all collected and is reflected away, and light loss is reduced, and is improved light efficiency, is kept light mixing more preferable.
As shown in Figures 1 to 8, the arc-shaped convex platform 2 at least there are two and be arranged in array, in this implementation column,
Four arc-shaped convex platforms 2 are preferably provided with, with corresponding four light sources 300.
As shown in Figures 1 to 8, the front of the lens body 1 is equipped with the arc-shaped convex ring 5 of annular, and optically focused is received light, subtracted
Few light loss, improves light efficiency.
As shown in Figures 1 to 8, the arc-shaped convex ring 5 mainly is close to arrange in the circumferential by multiple Fresnel pearls face
It is constituted, optically focused receives light, reduces light loss, improves light efficiency.
As shown in Figures 1 to 8, the front of the lens body 1 is located at the central part 6 of the arc-shaped convex ring 5 and is
The pearl face of protrusion.
As shown in Figures 1 to 8, at least two, the arc-shaped convex ring 5 and radially abutting arrangement, in this implementation
In column, two arc-shaped convex rings 5 are preferably provided with, the front for being preferably provided with the lens body 1 is located at the arc-shaped convex
The central part 6 of ring 5 is cloudy surface.
As shown in Figures 1 to 8, the front of the lens body 1 is cloudy surface, and cloudy surface sacrifices part light efficiency, but can make to mix
More evenly, hot spot is more preferable for light.
As shown in Figures 1 to 8, the present invention also provides a kind of lighting device with optical lens, including lamp plate 200,
Light source 300 and optical lens as described in any one of the above embodiments 100, light source 300 are arranged on lamp plate 200, and the light source 300 is located at
Within the lamp chamber groove 3, specifically, arc-shaped convex platform 2 covers on lamp plate 200, and light source 300 is covered on into lamp chamber groove 3
Within.
As shown in Figures 1 to 8, the corresponding lamp chamber groove 3 of each described light source 300.
A kind of optical lens provided by the invention and the lighting device with the optical lens, light source are SMD patch array
Arrangement, lens are that scale reflecting surface keeps light mixing evener, and lens measure face is that scale design in face keeps light mixing evener；Lens
For secondary light-distribution, lens are refraction and principle of reflection, and lens surface and light well side and the pearl face of top cambered surface are cloudy surface, lens
Optical Design hand adjustment method.
A kind of optical lens provided by the invention and the lighting device with the optical lens, a variety of optical principles of adapted
The lens of design carry out control light, so that emergent light is strict controlled within target area, reduces light loss, improve light efficiency.
The above content is a further detailed description of the present invention in conjunction with specific preferred embodiments, and it cannot be said that
Specific implementation of the invention is only limited to these instructions.For those of ordinary skill in the art to which the present invention belongs, exist
Under the premise of not departing from present inventive concept, a number of simple deductions or replacements can also be made, all shall be regarded as belonging to of the invention
Protection scope.
Claims (10)
1. a kind of optical lens, it is characterised in that: including lens body, the back side of the lens body is incident light plane, described
The front of lens body is outgoing smooth surface, and the back side of the lens body is equipped with arc-shaped convex platform, the arc-shaped convex platform
Top be equipped with lamp chamber groove corresponding with light source, the slot bottom of the lamp chamber groove is pearl face.
2. optical lens according to claim 1, it is characterised in that: the slot bottom of the lamp chamber groove is matrix pearl face.
3. optical lens according to claim 1, it is characterised in that: matrix pearl face is positive what hexagonal matrix was constituted
Pearl face.
4. optical lens according to claim 1, it is characterised in that: the outer surface of the arc-shaped convex platform is total reflection
Formula conical bead face, the arc-shaped convex platform at least there are two and be arranged in array.
5. optical lens according to claim 1, it is characterised in that: the front of the lens body is equipped with the circular arc of annular
Shape protruding ring.
6. optical lens according to claim 5, it is characterised in that: the arc-shaped convex ring is mainly by multiple Fresnels
Pearl face is close to arrangement in the circumferential and is constituted, and the central part that the front of the lens body is located at the arc-shaped convex ring is
The pearl face of protrusion.
7. optical lens according to claim 5, it is characterised in that: at least two, the arc-shaped convex ring and in diameter
It is close to arrangement upwards.
8. optical lens according to claim 1, it is characterised in that: the front of the lens body is cloudy surface.
9. a kind of lighting device with optical lens, it is characterised in that: including light source and such as any one of claims 1 to 8
The optical lens, the light source are located within the lamp chamber groove.
10. the lighting device according to claim 9 with optical lens, it is characterised in that: each described light source pair
Answer the lamp chamber groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811330520.3A CN109519882A (en) | 2018-11-09 | 2018-11-09 | A kind of optical lens and the lighting device with the optical lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811330520.3A CN109519882A (en) | 2018-11-09 | 2018-11-09 | A kind of optical lens and the lighting device with the optical lens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109519882A true CN109519882A (en) | 2019-03-26 |
Family
ID=65773824
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811330520.3A Pending CN109519882A (en) | 2018-11-09 | 2018-11-09 | A kind of optical lens and the lighting device with the optical lens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109519882A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102445721A (en) * | 2007-11-23 | 2012-05-09 | 欧司朗光电半导体有限公司 | Optical component and illumination device |
| CN202884798U (en) * | 2012-11-03 | 2013-04-17 | 甘柏枝 | Lens used for light-emitting diode (LED) lamp |
| CN202955628U (en) * | 2012-11-20 | 2013-05-29 | 东莞钜升塑胶电子制品有限公司 | Light-emitting diode (LED) condensing lens |
| CN103133991A (en) * | 2011-12-01 | 2013-06-05 | 飞秒光电科技(西安)有限公司 | Light-emitting diode (LED) uniform illumination optical lens |
| CN203880607U (en) * | 2014-03-31 | 2014-10-15 | 深圳市圣诺光电科技有限公司 | Optical lens and LED lamp |
| CN204042756U (en) * | 2014-09-05 | 2014-12-24 | 成都恒坤光电科技有限公司 | A kind of is the lens of many surface-mounted LED light source luminous intensity distributions |
| CN105283781A (en) * | 2013-01-10 | 2016-01-27 | 奥罗拉有限公司 | Lens having densely-distributed convex facets on its entrance and exit surfaces |
| CN205919134U (en) * | 2016-07-12 | 2017-02-01 | 广东宏磊达光电科技有限公司 | Gather bright ball face lens |
| CN206055277U (en) * | 2016-08-26 | 2017-03-29 | 东莞市华旺光电有限公司 | Light lens and its LED |
| CN208042022U (en) * | 2018-04-02 | 2018-11-02 | 厦门广盛弘科技有限公司 | A kind of COB lens |
-
2018
- 2018-11-09 CN CN201811330520.3A patent/CN109519882A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102445721A (en) * | 2007-11-23 | 2012-05-09 | 欧司朗光电半导体有限公司 | Optical component and illumination device |
| CN103133991A (en) * | 2011-12-01 | 2013-06-05 | 飞秒光电科技(西安)有限公司 | Light-emitting diode (LED) uniform illumination optical lens |
| CN202884798U (en) * | 2012-11-03 | 2013-04-17 | 甘柏枝 | Lens used for light-emitting diode (LED) lamp |
| CN202955628U (en) * | 2012-11-20 | 2013-05-29 | 东莞钜升塑胶电子制品有限公司 | Light-emitting diode (LED) condensing lens |
| CN105283781A (en) * | 2013-01-10 | 2016-01-27 | 奥罗拉有限公司 | Lens having densely-distributed convex facets on its entrance and exit surfaces |
| CN203880607U (en) * | 2014-03-31 | 2014-10-15 | 深圳市圣诺光电科技有限公司 | Optical lens and LED lamp |
| CN204042756U (en) * | 2014-09-05 | 2014-12-24 | 成都恒坤光电科技有限公司 | A kind of is the lens of many surface-mounted LED light source luminous intensity distributions |
| CN205919134U (en) * | 2016-07-12 | 2017-02-01 | 广东宏磊达光电科技有限公司 | Gather bright ball face lens |
| CN206055277U (en) * | 2016-08-26 | 2017-03-29 | 东莞市华旺光电有限公司 | Light lens and its LED |
| CN208042022U (en) * | 2018-04-02 | 2018-11-02 | 厦门广盛弘科技有限公司 | A kind of COB lens |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| TWI326752B (en) | ||
| AU2012365473B2 (en) | Improved optical systems and LED luminaires | |
| CN104373896A (en) | Optical lens and lamp comprising same | |
| CN106764806A (en) | Lens, car headlamp and automobile for car light | |
| CN202769543U (en) | Mixed-light lens with adjustable beam angles | |
| CN104373897B (en) | A kind of LED secondary lens and LED | |
| CN102865549A (en) | Secondary optical lens with adjustable beam angle | |
| CN104456420A (en) | Convex lens used for down lamp light distribution | |
| CN104864295B (en) | Light transmitting cover promoting illuminance evenness | |
| CN102901045B (en) | Fresnel Lenses for high-power LED light source | |
| CN205090204U (en) | Lighting lamp | |
| CN114440142B (en) | LED optical system for forming special-shaped outline light spots based on micro-lens array | |
| CN109519882A (en) | A kind of optical lens and the lighting device with the optical lens | |
| CN201661987U (en) | Non-imaging uniform light distribution lens | |
| CN111322584A (en) | Lens and lighting device | |
| CN206514241U (en) | A kind of secondary lens combining structure of adjustable focus | |
| CN202835182U (en) | Fresnel lens for LED light source with high power | |
| US20210140606A1 (en) | Wide beam angle creation for solid state lighting | |
| CN106838666B (en) | Small hole light emitting lamp with controllable shading angle | |
| CN107246591A (en) | A kind of secondary lens combining structure of adjustable focus | |
| CN204647929U (en) | A kind of LED light source with reflective light conducting cylinder | |
| CN207621933U (en) | Lens, car headlamp and automobile for car light | |
| CN201072068Y (en) | Dispersion lens used for LED light source lamp | |
| CN216526629U (en) | Microstructure for direct type backlight lens | |
| CN203453989U (en) | Secondary optical lens used in LED lamp |
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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190326 |
|
| RJ01 | Rejection of invention patent application after publication |