CN105546479A - Lens, lighting lamp and motor vehicle long-range light lighting optical system - Google Patents
Lens, lighting lamp and motor vehicle long-range light lighting optical system Download PDFInfo
- Publication number
- CN105546479A CN105546479A CN201610073520.4A CN201610073520A CN105546479A CN 105546479 A CN105546479 A CN 105546479A CN 201610073520 A CN201610073520 A CN 201610073520A CN 105546479 A CN105546479 A CN 105546479A
- Authority
- CN
- China
- Prior art keywords
- lens
- light
- reflector space
- reflector
- exit facet
- 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
- 230000003287 optical effect Effects 0.000 title claims abstract description 18
- 238000002347 injection Methods 0.000 claims abstract description 4
- 239000007924 injection Substances 0.000 claims abstract description 4
- 230000000694 effects Effects 0.000 abstract description 49
- 238000001746 injection moulding Methods 0.000 abstract description 33
- 239000000463 material Substances 0.000 abstract description 19
- 238000005286 illumination Methods 0.000 description 17
- 210000001364 upper extremity Anatomy 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 239000004429 Calibre Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
- F21S41/285—Refractors, transparent cover plates, light guides or filters not provided in groups F21S41/24 - F21S41/2805
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
- F21S41/32—Optical layout thereof
- F21S41/322—Optical layout thereof the reflector using total internal reflection
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2102/00—Exterior vehicle lighting devices for illuminating purposes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2107/00—Use or application of lighting devices on or in particular types of vehicles
- F21W2107/10—Use or application of lighting devices on or in particular types of vehicles for land vehicles
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
- Arrangements Of Lighting Devices For Vehicle Interiors, Mounting And Supporting Thereof, Circuits Therefore (AREA)
Abstract
The invention relates to the technical field of optical lenses, in particular to a lens, a lighting lamp and a motor vehicle long-range light lighting optical system. The lens comprises an incident plane allowing light rays to enter into the lens, an illuminating-out plane allowing light rays in the lens to be illuminated out and a reflection area arranged between the incident plane and the illuminating-out plane, the reflection area is divided into a first reflection area and a second reflection area, the first reflection area is close to the incident plane, the second reflection area is close to the illuminating-out plane, and the first reflection area and the second reflection area form a step structure. According to the lens, the lighting area can be more uniform, while the same lighting effect is achieved, the lens of a smaller size can be adopted compared with a lens of a traditional structure, the lens making material is saved while such technological operation as plastic injection is further facilitated, injection molding difficulty and the shrinking risk are lowered, and the designed lighting effect of the lens structure is guaranteed reliably.
Description
Technical field
The present invention relates to optical lens technical field, be specifically related to a kind of lens and lighting and motor vehicle far lighting optical system.
Background technology
In lighting technical field, the light sent to enable light source distributes according to the needs of people, normally need adopt various light conversion to carry out light or reflect or reflect or assemble or disperse, the propagation path of change light like this, finally obtains the field of illumination meeting people's actual needs.
In current light conversion, lens are used widely, reason is, namely each side of lens can be used as the reflecting surface of reflection ray or the plane of refraction as refracted ray, the relative position of each side is unified, there is good reliability and uniformity, and easy to process, manufacture simple.
Due to LED light source have power consumption less, applicability is strong, stability is high, the response time is short, environmentally safe, the advantage such as multicolor luminous, just progressively replace conventional light source, be widely used in various illumination occasion.In order to meet the demand of different application occasion, the illuminating effect wanted be obtained, secondary light-distribution element such as lens etc. must be adopted to carry out sub-distribution again to source light.
The shot-light that tradition light distribution scheme especially has convergence to require or car headlamp etc., the sub-distribution again that to be the ght transmission of the core by being sent by light source and high angle scattered light realize light via the mode of the fully reflecting surface reflection of scale or continuous surface composition, this scheme for the light of light source center part and the control ability of high angle scattered light more weak, and for different light-emitting area, different lighting angle, during the Lens Design that different central light strength requires, calibre height is different, in order to ensure the uniformity of field of illumination as far as possible, the optics bore of the less required lens of lighting angle is larger, the higher required optics of lens height of central light strength is higher, its essence is also reduce the amount of light of core, but such cost is the increase in material cost, too increase the difficulty of injection moulding and the risk of contraction, be difficult to the illuminating effect designed by ensureing.
So, based on above-mentioned, need one at present badly and can reduce optics of lens height, and then reduce material cost, reduce injection moulding difficulty and shrink risk, ensureing the lens arrangement of design illuminating effect.
Summary of the invention
The object of the invention is to: the optical height existed for current lens is high, injection moulding difficulty is large and contraction risk is high, be difficult to the deficiency of the illuminating effect designed by ensureing, there is provided one can reduce optics of lens height, and then reduction material cost, reduce injection moulding difficulty and shrink risk, ensureing the lens arrangement of design illuminating effect.
A kind of lens, comprising: for light enter lens interior the plane of incidence, for the exit facet of lens interior light injection and the reflector space that is arranged between the plane of incidence and exit facet,
Described reflector space is divided into the first reflector space and the second reflector space, described first reflector space near the described plane of incidence, described second reflector space near described exit facet, described first reflector space and the second reflector space forming station stage structure,
Enter in the light of lens by the described plane of incidence, have a part of light direct irradiation at least on described first reflector space, after the first reflector space total reflection, penetrate lens by described exit facet,
Enter in the light of lens by the described plane of incidence, have at least a part of light to be radiated on described second reflector space after exit facet total reflection, after the second reflector space total reflection, penetrate lens by described exit facet.
In the such scheme of the application, the reflector space of lens is set to the first reflector space and the second reflector space, forming station stage structure between first reflector space and the second reflector space, the light entering lenticular body is penetrated lens by behind the first reflecting surface region and the reflection of the second reflector space by exit facet respectively, first be the control ability that improve lens on light line, and, first reflector space and the second reflector space reflect the light of different incidence angles degree respectively, the respectively control of lens to different incidence angles degree light can be realized, so, also further improve the application's lens arrangement to the control ability of light and adjustment capability, not only make field of illumination can be more even, but also make, when reaching equal illumination effect, compared with the lens of traditional structure, the lens of more small size size can be adopted, while saving lens making material, also the technological operations such as injection moulding are conducive to, reduce injection moulding difficulty and shrink risk, the design illuminating effect of reliable guarantee lens arrangement.
As preferably, described second reflector space is made up of two-layer or two-layer above reflecting layer, forming station stage structure between subsequent reflective layers, enter in the light of lens by the described plane of incidence, a part of light is had at least to be radiated on each reflecting layer of described second reflector space after exit facet total reflection, after the total reflection of each reflecting layer, penetrate lens by described exit facet.
In the application's such scheme, second reflector space is made up of two-layer or two-layer above reflecting layer, forming station stage structure between subsequent reflective layers, so, further improve the application's lens arrangement to the control ability of light and adjustment capability, and then make, when reaching equal illumination effect, compared with the lens of traditional structure, further can adopt the lens of more small size size, while saving lens making material, also the technological operations such as injection moulding are conducive to, reduce injection moulding difficulty and shrink risk, the design illuminating effect of reliable guarantee lens arrangement,
And, by the control to each reflecting layer, further facilitate each reflecting layer to the control of light reflection angle, by the meticulous adjustment of each reflecting layer parameters, light is carried out differential dividing processing, is not only conducive to regulating and controlling the light of different angles, improve the application's lens arrangement further to the control ability of light, but also the light mixing effect of light can be increased, improve the uniformity of field of illumination; And, the light reflection of different incidence angles degree can also be become more angular range, the light of all angles scope is adjusted, be convenient to adjustment light careful respectively, improve the application's lens arrangement further to the control ability of light.
As preferably, between the adjacent two layers reflecting layer of described second reflector space, the reflecting layer lower edge near described exit facet is surrounded on outside the reflecting layer upper limb of the described plane of incidence.
In the such scheme of the application, between the adjacent two layers reflecting layer of the second reflector space, be surrounded on outside the reflecting layer upper limb of the plane of incidence near the reflecting layer lower edge of exit facet, that is, also make the second reflector space along on the direction, axis of lens in step-like, so, further saving lens make material, meanwhile, are also further conducive to the technological operations such as injection moulding, reduce injection moulding difficulty and shrink risk, ensureing the design illuminating effect of lens arrangement reliably.
As preferably, described second reflector space is made up of some reflector elements, penetrates lens again after the light be radiated on described second reflector space at least reflects twice in the reflector element of the second reflector space by described exit facet.
In the such scheme of the application, second reflector space is made up of some reflector elements, enter in the light of lens through the plane of incidence, lens are penetrated by exit facet again after at least reflecting twice in the reflector element having at least a part of light to be radiated on the second reflector space after exit facet total reflection, the light path of this part light is effectively folded, reaching under equal illumination effect prerequisite, further can reduce the height of lens, and then, further saving lens make material, simultaneously, also further the technological operations such as injection moulding are conducive to, reduce injection moulding difficulty and shrink risk, the design illuminating effect of reliable guarantee lens arrangement.
Preferred as another of the application, described reflecting layer is made up of some reflector elements, irradiates the light on described reflecting layer, penetrates lens again after at least reflecting twice in the reflector element in described reflecting layer by described exit facet.
In the such scheme of the application, irradiate the light on described reflecting layer, lens are penetrated by exit facet again after at least reflecting twice in the reflector element in reflecting layer, also the light path of the light be radiated on each reflecting layer is made effectively to be folded, reaching under equal illumination effect prerequisite, further can reduce the height of lens, and then, further saving lens make material, simultaneously, also be further conducive to the technological operations such as injection moulding, reduce injection moulding difficulty and shrink risk, ensureing the design illuminating effect of lens arrangement reliably.
As preferably, described reflector space is divided into the first reflector space and the second reflector space on the direction along lens axis, and described second reflector space is surrounded on described first reflector space outside the upper limb of described exit facet near the lower edge of the described plane of incidence.
In such scheme, the reflector space of lens is divided into the first reflector space and the second reflector space on the direction along lens axis, first reflector space is near the plane of incidence, second reflector space is near exit facet, second reflector space is surrounded on the first reflector space outside the upper limb of exit facet near the lower edge of the plane of incidence, namely make lens along on the direction of axis in step-like, compared with the lens that reflector space is overall curved surface, there is less volume, and then reduce material cost, also reduce injection moulding difficulty and shrink risk.
As preferably, the reflector element quantity on different described reflecting layer can be the same or different, and becomes axial symmetry distribution between the reflector element on same described reflecting layer along the axis of lens.
In such scheme, reflector element quantity on each reflecting layer can be the same or different, namely, design according to actual required illuminating effect, also further improve the control ability of lens on light line, become axial symmetry distribution along the axis of lens between each reflector element on same reflecting layer, the light be radiated on reflecting layer can be reflected uniformly, increase the light mixing effect of light, improve the uniformity that lens export light.
As preferably, described reflector element is made up of at least two scale faces.
In the such scheme of the application, reflector element is made up of at least two scale faces, makes when light is radiated at reflector element, and light can reflect at least twice in a reflector element, improve the control ability of lens on light line, and the light path of further fold light, reduce the thickness of lens, save lens and make material, simultaneously, also be conducive to the technological operations such as injection moulding, reduce injection moulding difficulty and shrink risk, ensure that lens arrangement designs illuminating effect reliably.
As preferably, described scale face is plane or curved surface, and described scale face becomes axial symmetry distribution along the axis of lens.
In the such scheme of the application, scale face is set to plane or curved surface, difform scale face can be selected according to actual needs, further raising lens arrangement is to the control ability of light, and scale face is along the axis one-tenth axial symmetry distribution of lens, also ensure the uniformity of the second reflector space reflection ray further.
As preferably, described first reflector space is made up of some reflection scale faces, and described reflection scale face becomes axial symmetry distribution along the axis of lens.
In the such scheme of the application, first reflector space is made up of some reflection scale faces, described reflection scale face becomes axial symmetry distribution along the axis of lens, makes the first reflector space obtain more even by the light reflection irradiated thereon, improves the illuminating effect of the application's lens.
As preferably, described exit facet is along the axisymmetric continuous surface in lens axis or for along the axisymmetric discontinuous face in lens axis.
In such scheme, exit facet can need to be designed to different face types according to actual luminous intensity distribution, further improves the light control ability of the application's lens.
Disclosed herein as well is a kind of lighting, it uses above-mentioned lens to carry out luminous intensity distribution.
The lighting of the application, luminous intensity distribution is carried out owing to have employed above-mentioned lens, reach identical illuminating effect, can adopt the lens of more small size, and lens can ensure to design illuminating effect reliably, make the lighting of the application, the lens installation structure of smaller szie can be adopted, reduce the physical dimension of lighting, reduce manufacturing cost, but also the illuminating effect of lighting can be improved.
Disclosed herein as well is a kind of motor vehicle far lighting optical system, it uses above-mentioned lens to carry out luminous intensity distribution.
The motor vehicle far lighting optical system of the application, luminous intensity distribution is carried out owing to have employed above-mentioned lens, reach identical illuminating effect, the lens of more small size can be adopted, and lens can ensure to design illuminating effect reliably, make the motor vehicle far lighting optical system of the application, the lens installation structure of smaller szie can be adopted, reduce the physical dimension of motor vehicle far lighting optical system, reduce manufacturing cost, but also the illuminating effect of motor vehicle far lighting optical system can be improved.
In sum, owing to have employed technique scheme, the beneficial effect of the application is:
1, improve the control ability of lens on light line, the respectively control of lens to different incidence angles degree light can be realized, not only make field of illumination can be more even, but also make, when reaching equal illumination effect, compared with the lens of traditional structure, the lens of more small size size can be adopted, save lens and make material;
2, be conducive to the technological operations such as injection moulding, reduce injection moulding difficulty and shrink risk, ensureing the design illuminating effect of lens arrangement reliably.
Accompanying drawing explanation
Fig. 1 is the structural representation of the application's lens;
Fig. 2 is the light path schematic diagram of Fig. 1 lens arrangement;
Fig. 3 is another structural representation of the application's lens;
Fig. 4 is the light path schematic diagram of Fig. 3 lens arrangement;
Fig. 5 is the stereogram of Fig. 3 lens arrangement;
Fig. 6 is the stereogram at another visual angle of Fig. 3 lens arrangement;
Fig. 7 is the partial enlarged drawing at A place in Fig. 6;
Fig. 8 is the light path schematic diagram of light between exit facet and reflector element,
Mark in figure: the 1-plane of incidence, 2-exit facet, 3-first reflector space, 4-second reflector space, 5-reflector element, 6-reflecting layer, 7-scale face, 8-reflects scale face.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in detail.
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Embodiment 1: as shown in figures 1-8,
A kind of lens, comprise: the plane of incidence 1 entering lens interior for light, for the exit facet 2 of lens interior light injection, and the reflector space be arranged between the plane of incidence 1 and exit facet 2, described reflector space is divided into the first reflector space 3 and the second reflector space 4, described first reflector space 3 is near the described plane of incidence 1, described second reflector space 4 is near described exit facet 2, described first reflector space 3 and the second reflector space 4 forming station stage structure, enter in the light of lens by the described plane of incidence 1, has a part of light direct irradiation at least on described first reflector space 3, after the first reflector space 3 is totally reflected, lens are penetrated by described exit facet 2, enter in the light of lens by the described plane of incidence 1, a part of light is had at least to be radiated on described second reflector space 4 after exit facet 2 is totally reflected, after the second reflector space 4 is totally reflected, lens are penetrated by described exit facet 2.
In the such scheme of the present embodiment, the reflector space of lens is set to the first reflector space 3 and the second reflector space 4, forming station stage structure between first reflector space 3 and the second reflector space 4, lens are penetrated by exit facet 2 after the light entering lenticular body is reflected by the first reflecting surface region and the second reflector space 4 respectively, first be the control ability that improve lens on light line, and, first reflector space 3 and the second reflector space 4 reflect the light of different incidence angles degree respectively, the respectively control of lens to different incidence angles degree light can be realized, so, also further improve the present embodiment lens arrangement to the control ability of light and adjustment capability, not only make field of illumination can be more even, but also make, when reaching equal illumination effect, compared with the lens of traditional structure, the lens of more small size size can be adopted, while saving lens making material, also the technological operations such as injection moulding are conducive to, reduce injection moulding difficulty and shrink risk, the design illuminating effect of reliable guarantee lens arrangement.
Embodiment 2, as shown in figures 3-8,
Lens arrangement as described in Example 1, described second reflector space 4 is made up of two-layer or two-layer above reflecting layer 6, forming station stage structure between subsequent reflective layers 6, enter in the light of lens by the described plane of incidence 1, a part of light is had at least to be radiated on each reflecting layer 6 of described second reflector space 4 after exit facet 2 is totally reflected, after the total reflection of each reflecting layer 6, penetrate lens by described exit facet 2.
In the present embodiment such scheme, second reflector space 4 is made up of two-layer or two-layer above reflecting layer 6, forming station stage structure between subsequent reflective layers 6, so, further improve the present embodiment lens arrangement to the control ability of light and adjustment capability, and then make, when reaching equal illumination effect, compared with the lens of traditional structure, further can adopt the lens of more small size size, while saving lens making material, also the technological operations such as injection moulding are conducive to, reduce injection moulding difficulty and shrink risk, the design illuminating effect of reliable guarantee lens arrangement,
And, by the control to each reflecting layer 6, further facilitate the control of each 6 pairs of light reflection angles in reflecting layer, by the meticulous adjustment of each reflecting layer 6 parameters, light is carried out differential dividing processing, is not only conducive to regulating and controlling the light of different angles, improve the present embodiment lens arrangement further to the control ability of light, but also the light mixing effect of light can be increased, improve the uniformity of field of illumination; And, the light reflection of different incidence angles degree can also be become more angular range, the light of all angles scope is adjusted, be convenient to adjustment light careful respectively, improve the present embodiment lens arrangement further to the control ability of light.
As preferably, between the adjacent two layers reflecting layer 6 of described second reflector space 4, reflecting layer 6 lower edge near described exit facet 2 is surrounded on outside reflecting layer 6 upper limb of the described plane of incidence 1.
In the such scheme of the present embodiment, between the adjacent two layers reflecting layer 6 of the second reflector space 4, be surrounded on outside reflecting layer 6 upper limb of the plane of incidence 1 near reflecting layer 6 lower edge of exit facet 2, that is, also make the second reflector space 4 along on the direction, axis of lens in step-like, so, further saving lens make material, meanwhile, are also further conducive to the technological operations such as injection moulding, reduce injection moulding difficulty and shrink risk, ensureing the design illuminating effect of lens arrangement reliably.
Embodiment 3, as illustrated in fig. 1 and 2,
Lens arrangement as described in Example 1, described second reflector space 4 is made up of some reflector elements 5, penetrates lens again after the light be radiated on described second reflector space 4 at least reflects twice in the reflector element 5 of the second reflector space 4 by described exit facet 2.
In the such scheme of the present embodiment, second reflector space 4 is made up of some reflector elements 5, enter in the light of lens through the plane of incidence 1, lens are penetrated by exit facet 2 again after at least reflecting twice in the reflector element 5 having at least a part of light to be radiated on the second reflector space 4 after exit facet 2 is totally reflected, the light path of this part light is effectively folded, reaching under equal illumination effect prerequisite, further can reduce the height of lens, and then, further saving lens make material, simultaneously, also further the technological operations such as injection moulding are conducive to, reduce injection moulding difficulty and shrink risk, the design illuminating effect of reliable guarantee lens arrangement.
Embodiment 4, as shown in figures 3-8,
Lens arrangement as described in Example 2, described reflecting layer 6 is made up of some reflector elements 5, irradiates the light on described reflecting layer 6, penetrates lens again after at least reflecting twice in the reflector element 5 in described reflecting layer 6 by described exit facet 2.
In the such scheme of the present embodiment, irradiate the light on described reflecting layer 6, lens are penetrated by exit facet 2 again after at least reflecting twice in the reflector element 5 in reflecting layer 6, also the light path of the light be radiated on each reflecting layer 6 is made effectively to be folded, reaching under equal illumination effect prerequisite, further can reduce the height of lens, and then, further saving lens make material, simultaneously, also be further conducive to the technological operations such as injection moulding, reduce injection moulding difficulty and shrink risk, ensureing the design illuminating effect of lens arrangement reliably.
Embodiment 5, as shown in figures 1-8,
Lens arrangement as described in Example 1, described reflector space is divided into the first reflector space 3 and the second reflector space 4 on the direction along lens axis, and described second reflector space 4 is surrounded on described first reflector space 3 outside the upper limb of described exit facet 2 near the lower edge of the described plane of incidence 1.
In such scheme, the reflector space of lens is divided on the direction along lens axis the first reflector space 3 and the second reflector space 4, first reflector space 3 is near the plane of incidence 1, second reflector space 4 is near exit facet 2, second reflector space 4 is surrounded on the first reflector space 3 outside the upper limb of exit facet 2 near the lower edge of the plane of incidence 1, namely make lens along on the direction of axis in step-like, compared with the lens that reflector space is overall curved surface, there is less volume, and then reduce material cost, also reduce injection moulding difficulty and shrink risk.
Embodiment 6, as shown in figures 3-8,
Lens arrangement as described in Example 4, reflector element 5 quantity on different described reflecting layer 6 can be the same or different, and becomes axial symmetry distribution between the reflector element 5 on same described reflecting layer 6 along the axis of lens.
In such scheme, reflector element 5 quantity on each reflecting layer 6 can be the same or different, namely, design according to actual required illuminating effect, also further improve the control ability of lens on light line, become axial symmetry distribution along the axis of lens between each reflector element 5 on same reflecting layer 6, the light be radiated on reflecting layer 6 can be reflected uniformly, increase the light mixing effect of light, improve the uniformity that lens export light.
Embodiment 7, as shown in figures 1-8,
Lens arrangement as described in embodiment 3 or 4 or 6, described reflector element 5 is made up of at least two scale faces 7, and described scale face 7 is plane or curved surface, and described scale face 7 becomes axial symmetry distribution along the axis of lens.
In the such scheme of the present embodiment, reflector element 5 is made up of at least two scale faces 7, makes when light is radiated at reflector element 5, and light can reflect at least twice in a reflector element 5, improve the control ability of lens on light line, and the light path of further fold light, reduce the thickness of lens, save lens and make material, simultaneously, also be conducive to the technological operations such as injection moulding, reduce injection moulding difficulty and shrink risk, ensure that lens arrangement designs illuminating effect reliably;
Scale face 7 is set to plane or curved surface, difform scale face 7 can be selected according to actual needs, further raising lens arrangement is to the control ability of light, and scale face 7 is along the axis one-tenth axial symmetry distribution of lens, also ensure the uniformity of the second reflector space 4 reflection ray further.
Embodiment 8, as shown in figures 1-8,
As the lens arrangement of embodiment 1-7 as described in any one, described first reflector space 3 is made up of some reflection scale faces 8, and described reflection scale face 8 becomes axial symmetry distribution along the axis of lens.
In the such scheme of the present embodiment, first reflector space 3 is made up of some reflection scale faces 8, described reflection scale face 8 becomes axial symmetry distribution along the axis of lens, makes the first reflector space 3 obtain more even by the light reflection irradiated thereon, improves the illuminating effect of the present embodiment lens.
Embodiment 9, as shown in figs. 1-7,
As the lens arrangement of embodiment 1-8 as described in any one, described exit facet 2 is along the axisymmetric continuous surface in lens axis or for along the axisymmetric discontinuous face in lens axis.
In such scheme, exit facet 2 can need to be designed to different face types according to actual luminous intensity distribution, further improves the light control ability of the present embodiment lens.
Embodiment 10, as shown in figures 1-8,
A kind of lighting, adopts if the lens of embodiment 1-9 as described in any one are as light-distribution lens.
The lighting of the present embodiment, luminous intensity distribution is carried out owing to have employed above-mentioned lens, reach identical illuminating effect, can adopt the lens of more small size, and lens can ensure to design illuminating effect reliably, make the lighting of the present embodiment, the lens installation structure of smaller szie can be adopted, reduce the physical dimension of lighting, reduce manufacturing cost, but also the illuminating effect of lighting can be improved.
Embodiment 11, as shown in figures 1-8,
A kind of motor vehicle far lighting optical system, adopts if the lens of embodiment 1-9 as described in any one are as light-distribution lens.
The motor vehicle far lighting optical system of the present embodiment, luminous intensity distribution is carried out owing to have employed above-mentioned lens, reach identical illuminating effect, the lens of more small size can be adopted, and lens can ensure to design illuminating effect reliably, make the motor vehicle far lighting optical system of the present embodiment, the lens installation structure of smaller szie can be adopted, reduce the physical dimension of motor vehicle far lighting optical system, reduce manufacturing cost, but also the illuminating effect of motor vehicle far lighting optical system can be improved.
All any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (11)
1. lens, comprising: for light enter lens interior the plane of incidence, for the exit facet of lens interior light injection and the reflector space that is arranged between the plane of incidence and exit facet, it is characterized in that:
Described reflector space is divided into the first reflector space and the second reflector space, described first reflector space near the described plane of incidence, described second reflector space near described exit facet, described first reflector space and the second reflector space forming station stage structure,
Enter in the light of lens by the described plane of incidence, have a part of light direct irradiation at least on described first reflector space, after the first reflector space total reflection, penetrate lens by described exit facet,
Enter in the light of lens by the described plane of incidence, have at least a part of light to be radiated on described second reflector space after exit facet total reflection, after the second reflector space total reflection, penetrate lens by described exit facet.
2. lens according to claim 1, it is characterized in that: described second reflector space is made up of two-layer or two-layer above reflecting layer, forming station stage structure between subsequent reflective layers, enter in the light of lens by the described plane of incidence, a part of light is had at least to be radiated on each reflecting layer of described second reflector space after exit facet total reflection, after the total reflection of each reflecting layer, penetrate lens by described exit facet.
3. lens according to claim 1, it is characterized in that: described second reflector space is made up of some reflector elements, after the light be radiated on described second reflector space at least reflects twice in the reflector element of the second reflector space, penetrate lens by described exit facet again.
4. lens according to claim 2, is characterized in that: described reflecting layer is made up of some reflector elements, are radiated at the light on described reflecting layer, penetrate lens again after at least reflecting twice in the reflector element in described reflecting layer by described exit facet.
5. lens according to claim 4, is characterized in that: the reflector element quantity on different reflecting layer can be the same or different, and become axial symmetry distribution between the reflector element on same described reflecting layer along the axis of lens.
6. the lens according to claim 3-5 any one, is characterized in that: described reflector element is made up of at least two scale faces.
7. lens according to claim 6, is characterized in that: described scale face is plane or curved surface, and described scale face becomes axial symmetry distribution along the axis of lens.
8. the lens according to claim 1-7 any one, is characterized in that: described first reflector space is made up of some reflection scale faces, and described reflection scale face becomes axial symmetry distribution along the axis of lens.
9. the lens according to claim 1-7 any one, is characterized in that: described exit facet is along the axisymmetric continuous surface in lens axis or discontinuous face.
10. a lighting, is characterized in that: adopt lens as described in claim 1-9 any one as light-distribution lens.
11. 1 kinds of motor vehicle far lighting optical systems, is characterized in that: adopt lens as described in claim 1-9 any one as light-distribution lens.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610073520.4A CN105546479A (en) | 2016-02-01 | 2016-02-01 | Lens, lighting lamp and motor vehicle long-range light lighting optical system |
| PCT/CN2016/112114 WO2017133350A1 (en) | 2016-02-01 | 2016-12-26 | Lens, light fixture, and motor vehicle high beam illumination optical system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610073520.4A CN105546479A (en) | 2016-02-01 | 2016-02-01 | Lens, lighting lamp and motor vehicle long-range light lighting optical system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105546479A true CN105546479A (en) | 2016-05-04 |
Family
ID=55825864
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610073520.4A Pending CN105546479A (en) | 2016-02-01 | 2016-02-01 | Lens, lighting lamp and motor vehicle long-range light lighting optical system |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN105546479A (en) |
| WO (1) | WO2017133350A1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106594674A (en) * | 2016-10-26 | 2017-04-26 | 佛山市中山大学研究院 | Collimating lens based on point light source |
| CN106764807A (en) * | 2017-01-09 | 2017-05-31 | 成都恒坤光电科技有限公司 | A kind of guiding device |
| WO2017133350A1 (en) * | 2016-02-01 | 2017-08-10 | 成都恒坤光电科技有限公司 | Lens, light fixture, and motor vehicle high beam illumination optical system |
| CN110985945A (en) * | 2019-12-27 | 2020-04-10 | 欧普照明股份有限公司 | Light distribution element and light source module |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110736032A (en) * | 2019-11-06 | 2020-01-31 | 深圳市诚信神火科技有限公司 | novel composite optical system |
| CN113932168A (en) * | 2021-11-18 | 2022-01-14 | 欧普照明股份有限公司 | Optical system, optical system design method and lamp |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5369359B2 (en) * | 2009-04-13 | 2013-12-18 | スタンレー電気株式会社 | Lamp |
| CN102313243B (en) * | 2011-05-18 | 2013-06-05 | 中国科学院长春光学精密机械与物理研究所 | Non-imaging LED (light emitting diode) collimation system with compact structure |
| US8696173B2 (en) * | 2011-06-08 | 2014-04-15 | GE Lighting Solutions, LLC | Low profile lamp using TIR lens |
| KR101847940B1 (en) * | 2011-09-02 | 2018-04-12 | 삼성전자주식회사 | Condensing lens and lighting device using the same |
| CN103836541B (en) * | 2014-02-24 | 2016-08-17 | 京东方光科技有限公司 | A kind of light guide and source of parallel light illuminator |
| CN204404075U (en) * | 2015-02-14 | 2015-06-17 | 成都恒坤光电科技有限公司 | A kind of notch cuttype LED secondary optical lens |
| CN105546479A (en) * | 2016-02-01 | 2016-05-04 | 成都恒坤光电科技有限公司 | Lens, lighting lamp and motor vehicle long-range light lighting optical system |
| CN205535602U (en) * | 2016-02-01 | 2016-08-31 | 成都恒坤光电科技有限公司 | Lens and illumination lamps and lanterns and motor vehicle distance light illuminating optical system |
-
2016
- 2016-02-01 CN CN201610073520.4A patent/CN105546479A/en active Pending
- 2016-12-26 WO PCT/CN2016/112114 patent/WO2017133350A1/en active Application Filing
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017133350A1 (en) * | 2016-02-01 | 2017-08-10 | 成都恒坤光电科技有限公司 | Lens, light fixture, and motor vehicle high beam illumination optical system |
| CN106594674A (en) * | 2016-10-26 | 2017-04-26 | 佛山市中山大学研究院 | Collimating lens based on point light source |
| CN106764807A (en) * | 2017-01-09 | 2017-05-31 | 成都恒坤光电科技有限公司 | A kind of guiding device |
| CN110985945A (en) * | 2019-12-27 | 2020-04-10 | 欧普照明股份有限公司 | Light distribution element and light source module |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2017133350A1 (en) | 2017-08-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105546479A (en) | Lens, lighting lamp and motor vehicle long-range light lighting optical system | |
| CN207350245U (en) | Realize the lens subassembly of dipped beam | |
| CN105402673B (en) | Compound even smooth car light | |
| CN105929469A (en) | Lens, lighting device and high-beam illumination optical system for motor vehicle | |
| CN105736974A (en) | Light distribution lens and lighting device adopting same | |
| CN105546480A (en) | Light distribution lens and illuminating system adopting same | |
| US20220057070A1 (en) | Anti-Glare Reflector Cup and a Lamp with the Anti-Glare Reflector Cup | |
| CN107664279B (en) | L ED flat lamp lens and L ED light source | |
| CN102121678B (en) | Designing method of distribution module of LED lamp | |
| CN205560626U (en) | Grading lens and adopt lighting device of these grading lens | |
| CN102141229B (en) | Method for designing lens | |
| CN111928200A (en) | Optical system of thick-wall part and car lamp | |
| CN111503558A (en) | High degree of consistency L ED blackboard lamp lens of low coverage installation | |
| CN104456420A (en) | Convex lens used for down lamp light distribution | |
| CN107678152B (en) | LED free-form surface lens for optical microphotograph mirror reflection lighting system | |
| CN205535602U (en) | Lens and illumination lamps and lanterns and motor vehicle distance light illuminating optical system | |
| WO2022198721A1 (en) | Vehicle lamp optical assembly, illumination optical device, and vehicle | |
| CN110220162A (en) | Optical element, illumination module, signal illumination multiplexing mould group, car light, automobile | |
| CN205824922U (en) | Projecting Lamp lens, the light emitting module with these Projecting Lamp lens and Projecting Lamp | |
| CN205014221U (en) | Car light with light and shade contrast light shape | |
| CN109973931A (en) | A kind of car light lower beam illumination dichroic reflection device, Optical devices and vehicle front lighting lamp assembly | |
| CN205402585U (en) | Grading lens and adopt lighting system of these grading lens | |
| CN205826895U (en) | A kind of lens and illuminator and motor vehicles far lighting optical system | |
| CN204512999U (en) | A kind of LED blackboard lights | |
| CN108916811A (en) | Optical module and car light |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160504 |