CN107037524A - Light guide member, optical module and illumination and/or signal designation equipment - Google Patents
Light guide member, optical module and illumination and/or signal designation equipment Download PDFInfo
- Publication number
- CN107037524A CN107037524A CN201610075700.6A CN201610075700A CN107037524A CN 107037524 A CN107037524 A CN 107037524A CN 201610075700 A CN201610075700 A CN 201610075700A CN 107037524 A CN107037524 A CN 107037524A
- Authority
- CN
- China
- Prior art keywords
- guide member
- light
- light guide
- face
- optical module
- 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.)
- Granted
Links
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
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
- F21S43/26—Refractors, transparent cover plates, light guides or filters not provided in groups F21S43/235 - F21S43/255
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
- G02B6/0015—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it
- G02B6/0018—Redirecting means on the surface of the light guide
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
- F21S43/235—Light guides
- F21S43/236—Light guides characterised by the shape of the light guide
- F21S43/237—Light guides characterised by the shape of the light guide rod-shaped
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/30—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by reflectors
- F21S43/31—Optical layout thereof
- F21S43/315—Optical layout thereof using total internal reflection
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
- G02B6/0015—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it
- G02B6/002—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it by shaping at least a portion of the light guide, e.g. with collimating, focussing or diverging surfaces
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
- G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
- G02B6/003—Lens or lenticular sheet or layer
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0066—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form characterised by the light source being coupled to the light guide
- G02B6/0068—Arrangements of plural sources, e.g. multi-colour light sources
Abstract
The embodiment provides a kind of light guide member, optical module and illumination and/or signal designation equipment.The light guide member includes：Light entrance face, is incided in the light guide member, at least a portion of the first light beam is conducted in light guide member with total reflection mode for receiving the first light beam；Work department, positioned at the side of light guide member, work department includes the first working surface, first working surface is configured to reflect at least a portion of the first light beam towards the exit facet of light guide member, light by the reflection of the first working surface is projected from exit facet, the exit facet of light guide member is located on the opposite both sides of light guide member respectively with work department, wherein, work department also includes the second working surface, second working surface is used for the second light beam of reception and incides in light guide member and guide at least a portion of the second light beam to the exit facet of light guide member so that it is projected from exit facet.
Description
Technical field
The present invention relates to illumination and signal designation field, more particularly to a kind of light guide member, light
Learn component and illumination and/or signal designation equipment.
Background technology
Lighting device and signal indicating device are widely used in each side of people's production and living
The car light in face, such as motor vehicles, street lamp, advertising lamp etc..As people's personalization is needed
The development asked, has more and more richer for the visual effect of lighting device and signal indicating device
Rich requirement.And due to pursuit of the Design of Luminaires for dimensional compactness, it is also desirable to can
A variety of illuminations or signal designation function are realized using relatively simple structure.Illuminating and believing
In number instruction device, because the optical efficiency of light guide member is high, easy to use, light guide member
Application it is more and more extensive, particularly in car light, especially in signal lamp.But generally
Existing light guide member is used to realize single smooth function, and profit is as medium in being used for brake lamp or taillight
Deng.Therefore, light guide member a kind of simple in construction and that a variety of smooth functions can be realized is needed badly
And optical module.
The content of the invention
It is an object of the invention to provide a kind of light guide member, optical module and illumination and/or signal
Instruction equipment, it can achieve over a kind of smooth function and with letter using single light guide member
Single structure.
The embodiment provides a kind of light guide member, including：
Light entrance face, is incided in the light guide member, described for receiving the first light beam
At least a portion of one light beam is conducted in the light guide member with total reflection mode；
Work department, the working position is in the side of the light guide member, the work department bag
The first working surface is included, first working surface is configured to first light beam at least
A part reflects towards the exit facet of light guide member, by described in first working surface
The light of reflection is projected from the exit facet, and exit facet and the work department of the light guide member are distinguished
On the opposite both sides of light guide member,
Wherein, the work department also includes the second working surface, and second working surface is used
Incided in receiving the second light beam in the light guide member and by least the one of second light beam
Part is guided to the exit facet of the light guide member so that it is projected from the exit facet.
In one embodiment, first working surface and the second working surface are relative to light guide
The optical axis of part has different angles of inclination.
In one embodiment, the work department includes multiple first work being alternately arranged
Surface and multiple second working surfaces.
In one embodiment, the light guide member have the cylindrical shape that extends along optical axis or
Elongate in shape or with toroidal.
Embodiments of the invention additionally provide a kind of optical module, including：
According to the light guide member as described in foregoing any embodiment；
First light source, first light source is used to send the towards the light entrance face of light guide member
One light beam；And
Secondary light source, the secondary light source is used to send out towards the second working surface of light guide member
Go out the second light beam.
In one embodiment, the optical module also includes being located at secondary light source and light guide member
Work department between light-modulating cell, the light-modulating cell has modulating sections, described
The shape configuration of modulating sections is into causing the second light beam in the face of the optical axis parallel to light guide member
In be collimated and be converged in the face vertical with the optical axis of light guide member.
In one embodiment, second light beam is in the face vertical with the optical axis of light guide member
It is converged in convergent point, and the exit facet of the light guide member has convex lens shape, should
Focus of the convex lens in the face vertical with the optical axis of light guide member and the convergent point
Overlap.
In one embodiment, the light-modulating cell has the second beam incident surface and the second light
Beam exit facet, the modulating sections be located at the second beam incident surface and the second beam exit face it
Between.
In one embodiment, the modulating sections are in the face parallel to the optical axis of light guide member
Section for collimation form of lens section and the modulating sections in the optical axis with light guide member
Section in vertical face is the section of convergent lens form, or,
Section of the modulating sections in the face parallel to the optical axis of light guide member is anti-for collimation
Penetrate mirror form section and the modulating sections in the face vertical with the optical axis of light guide member
Section is the section of convergence reflex mirror form.
In one embodiment, the modulating sections include：
Central modulation portion, the central modulation portion is used for the core to second light beam
It is modulated；With
Lateral modulation portion, the lateral modulation portion is used for the week side of boss part to second light beam
It is modulated,
Wherein, section of the central modulation portion in the face parallel to the optical axis of light guide member
For collimate form of lens section and the section in the face vertical with the optical axis of light guide member is
The section of convergent lens form, and the lateral modulation portion is in the optical axis parallel to light guide member
Face in section for collimating mirror form section and vertical with the optical axis of light guide member
Face in section be convergence reflex mirror form section.
In one embodiment, the light-modulating cell also includes pre-collimated portion, the pre-collimated
Portion be located between the secondary light source and the modulating sections, the pre-collimated portion with light guide
Section in the vertical face of the optical axis of part for collimation form of lens section.
In one embodiment, the light-modulating cell is in pre-collimated portion and the central modulation portion
Between be provided with the through hole vertical with the optical axis of light guide member, the central modulation portion is by described logical
The hole wall formation in hole and its section in the face parallel to the optical axis of light guide member is Fresnel
The section of collimation lens form.
In one embodiment, second beam exit face is provided with the 3rd working surface, described
Second working surface of the 3rd working surface and light guide member is parallel to each other and corresponds.
In one embodiment, the optical module also includes being located at the light-modulating cell and institute
State the light directing portion between the work department of light guide member, the light directing portion is towards the light
Lead part work department side be provided with the 3rd working surface, the 3rd working surface with
Second working surface of light guide member is parallel to each other and corresponds.
In one embodiment, first light beam and the second light beam have different optical wavelength.
In one embodiment, the optical module has the first working condition and the second work shape
State, in first working condition, first light source switches and secondary light source shut-off,
In second working condition, the first light source shut-off and secondary light source connection.
In one embodiment, the optical module also has the 3rd working condition, described the
In three working conditions, first light source is all connected with secondary light source.
In one embodiment, the optical module includes multiple secondary light sources and difference
Multiple light-modulating cells corresponding with multiple secondary light sources, and the multiple second
Light source can be respectively turned on.
In one embodiment, the optical module has driver element, and the driver element is used
In driving the first light source and secondary light source to realize：
First mode, in the first mode, only the first light source switches are to perform
One illumination and/or signal designation function；With
Second mode, in the second mode, one or more secondary light source selections
Property connect so as to perform it is dynamic second illumination and/or signal designation function.
In one embodiment, the driver element is additionally operable to the first light source of driving and secondary light source
To realize the 3rd pattern, in the 3rd pattern, first light source and one or more
The secondary light source is switched on, to perform the 3rd illumination and/or signal designation function.
Embodiments of the invention additionally provide a kind of illumination and/or signal designation equipment, including：
Optical module as described in foregoing any embodiment.
In one embodiment, the illumination and/or signal designation equipment also include far lighting mould
Block, the optical module surrounds the far lighting module arrangement, and the light guide member
The direction of exit facet direction and the exit direction one of the driving beam of the far lighting module
Cause.
The light guide member described at least one above-mentioned embodiment, optics by means of the present invention
Component and illumination and/or signal designation equipment, can realize two kinds of differences with simple structure
The light function of property is to improve illuminating effect.
Brief description of the drawings
Fig. 1 schematically show according to the optical module of one embodiment of the invention parallel to
Top view in the plane of the optical axis of light guide member；
Fig. 1 a show the partial enlarged drawing of the optical module shown in Fig. 1；
Fig. 2 schematically show according to the optical module of one embodiment of the invention with light guide
Sectional view in the vertical plane of the optical axis of part；
Fig. 3 is schematically shown has multiple light modulation lists according to one embodiment of the invention
The optical module of member；
Fig. 4 schematically show according to another embodiment of the present invention have multiple light modulations
The optical module of unit；
Fig. 5 schematically show according to still another embodiment of the invention have multiple light modulations
The optical module of unit；And
Fig. 6 schematically shows illumination according to an embodiment of the invention and/or signal designation
Device.
Embodiment
Below by embodiment, and with reference to accompanying drawing, further is made to technical scheme
Specific description.In the description, same or analogous drawing reference numeral represents same or similar
Part.Following explanations referring to the drawings to embodiment of the present invention are intended to the total of the present invention
Body inventive concept is explained, and is not construed as a kind of limitation to the present invention.
According to the present general inventive concept there is provided a kind of light guide member, including：Light is incident
Face, is incided in the light guide member, first light beam is extremely for receiving the first light beam
A few part is conducted in the light guide member with total reflection mode；Work department, the work
Portion is located at the side of the light guide member, and the work department includes the first working surface, described
First working surface is configured at least a portion of first light beam towards light guide member
Exit facet reflects, by first working surface the reflection light from the exit facet
Project, the exit facet of the light guide member is located at the opposite of light guide member respectively with work department
On both sides, wherein, the work department also includes the second working surface, second worksheet
Face is used for the second light beam of reception and incided in the light guide member and by second light beam extremely
A few part is guided to the exit facet of the light guide member so that it is projected from the exit facet.
In addition, in the following detailed description, for ease of explaining, elaborating many specific thin
Save to provide the comprehensive understanding to present disclosure embodiment.It should be apparent, however, that one or more
Embodiment can also be carried out in the case of these no details.
The embodiment provides a kind of light guide member 10, as shown in Figure 1.The light guide
Part 10 includes：Light entrance face 11, the light guide is incided for receiving the first light beam 21
In part 10, at least a portion (such as all or part of) of first light beam 21
Conducted in the light guide member 10 with total reflection mode；Work department 12, the work department
12 are located at the side of the light guide member 10.Fig. 1 a are part As in Fig. 1 (by dotted line
Collimation mark goes out) partial enlarged drawing.As shown in Figure 1a, the work department 12 includes the first work
Make the working surface 122 of surface 121 and second.First working surface 121 is configured to institute
At least a portion (such as all or part of) of the first light beam 21 is stated towards light guide member 10
Exit facet 13 reflect to cause the light of the reflection by first working surface 121
Projected from the exit facet 13, for example its incidence angle on the exit facet 13 is unsatisfactory for
Total reflection condition.The exit facet 13 of the light guide member 10 is located at light respectively with work department 12
Lead on the opposite both sides of part 10.Second working surface 122 is used to receive the second light
Beam 22 is incided in the light guide member 10 and by least a portion of second light beam 22
(such as all or part of) is guided to the exit facet 13 of the light guide member 10 so that its
Projected from the exit facet 13.
Light guide member described herein, refers to mainly make light in it with total reflection mode
The light guide member that portion is transmitted.It can be for example cylindrical (to claim with variously-shaped
For lamp guide), strip (can be described as light-strip, lamp bar), plate shape (can be described as light guide plate),
Annular (can be described as light guide ring) etc..It is transmitted due to main using total reflection mode,
The optical efficiency of light guide member is high, and light loss is small.In light guide member, incidence is usually required that
Light meets total reflection condition at the outer wall of light guide, still, when wishing inside light guide member
Light from specified location project when, then need destroy light the position total reflection condition.For example
In the above-described embodiments, the setting of the first working surface 121, precisely in order to destruction light is going out
The total reflection condition penetrated at face 13.It will be appreciated by those skilled in the art that total reflection condition master
Including：From high refractive index medium to low refractive index dielectric, the incidence angle of incident and light is more than light
The cirtical angle of total reflection, and the cirtical angle of total reflection is by Jie on interface (such as exit facet 13) both sides
Matter refractive index is determined.It therefore, it can by the refractive index according to light guide member and the first light
The direction of propagation of the beam 21 in light guide member 10 selects the direction of the first working surface 121,
So as to realize outgoing of the light by the first working surface 121 in exit facet 13.
In the above-described embodiments, the work department 12 of light guide member 10 is provided with two kinds of worksheets
Face, i.e. the first working surface 121 and the second working surface 122, they are respectively for the first light
The light beam 22 of beam 21 and second is guided, thus can be used for realizing different light functions.
Source and the difference of property of the first light beam 21 and the second light beam 22 are additionally, since, may be used also
To realize function difference than two kinds of larger light functions, such as the first light beam 21 refers to for signal
Show lamp, the second light beam 22 is used for road lighting.
In one example, the first working surface 121 and the second working surface 122 can be relative
There is different angles of inclination in the optical axis 30 of light guide member 10.This can be better adapted to
Guided in respectively for the first light beam 21 and the second light beam 22.
In one example, as shown in figure 1, work department 12 is multiple described including what is be alternately arranged
First working surface 121 and multiple second working surfaces 122.This contributes to realization bigger
The light outgoing of area.Extend as an example, the light guide member 10 can have along optical axis
Cylindrical shape or elongate in shape or with toroidal, it is possible to have any other shape.
The embodiment provides a kind of optical module 100, as shown in Fig. 1 and Fig. 1 a.
The optical module 100 includes：Light guide member 10 as described in above-mentioned any embodiment；First
Light source 41, first light source 41 is used to send towards the light entrance face 11 of light guide member 10
First light beam 21；And secondary light source 42, the secondary light source 42 is used for towards light guide portion
Second working surface 122 of part 10 sends the second light beam 22.If only from realizing a variety of work(
From the point of view of energy, the second working surface 122 can be received directly from secondary light source 42
Second light beam 22, the first light beam 21 and the second light beam 22 perform different light functions respectively.
However, as an example, outgoing effect in order to strengthen the second light beam 22, can be
Light-modulating cell 50 is set between two light sources 42 and the work department 12 of light guide member 10.The light
Modulating unit 50 has a modulating sections 60, and the shape configurations of the modulating sections 60 is into causing
Second light beam 22 in the face parallel to the optical axis 30 of light guide member 10 be collimated and with light
It is converged in the vertical face of optical axis 30 for leading part 10.Second light beam 22 is parallel to light guide
It is collimated in the face of the optical axis 30 of part 10, the second light beam 22 can be made to enter light guide portion
More uniformly spread during part 10 on the direction along optical axis 30.And the second light beam 22 with
The energy of the second light beam 22 can be made by being converged in the vertical face of the optical axis 30 of light guide member 10
It is distributed and more concentrates on the direction vertical with the optical axis 30 of light guide member 10, helps to carry
Height output light intensity.
Fig. 2 gives the second light beam 22 in the face vertical with the optical axis 30 of light guide member 10
The example modulated.In this example, the second light beam 22 is in the optical axis with light guide member 10
It is converged in 30 vertical faces in convergent point 70.And the exit facet 13 of the light guide member 10
With convex lens shape, the convex lens hang down in the optical axis 30 with light guide member 10
Focus 70 ' in straight face is overlapped with the convergent point 70.The focus 70 ' and the convergent point
70 overlap, it is meant that, the exit facet 13 is by injecting the second light beam in light guide member 10
22 collimating effects, this can be such that the second light beam 22 has after the injection of exit facet 13
There is longer irradiation distance.This can make the second light beam 22 in the outgoing from light guide member 10
Light intensity during 13 outgoing of face along along the direction of axis 30 (such as horizontal direction) be uniformly distributed
And (such as vertical direction) is concentrated near axis 30 on the direction vertical with axis 30.
This outgoing beam is particularly suitable for carrying out distant illumination, such as on motor vehicles
Additional high beam.And the first light beam 21 is due to being reflected by the first working surface 121
Exit facet 13, its outgoing luminous energy is concentrated not as good as the second light beam 22, for example, can be used for signal and refer to
Show lamp of parking, brake lamp, the viewing-wide lights on lamp, such as motor vehicles.
In one example, the light-modulating cell 50 has the second beam incident surface 51 and the
Two beam exit faces 52, the modulating sections 60 can be located at the He of the second beam incident surface 51
Between second beam exit face 52.As an example, modulating sections 60 can use transmission side
Formula realizes that is, modulating sections 60 are in the face parallel to the optical axis 30 of light guide member 10
Section can for collimation form of lens section and the modulating sections 60 with light guide member
Section in the vertical face of 10 optical axis 30 can be the section of convergent lens form.Or,
Modulating sections 60 can be realized using reflection mode, such as shown in Fig. 4 and Fig. 5, i.e. light
Section of the modulation portion 60 in the face parallel to the optical axis of light guide member is collimating mirror form
Section and section of the modulating sections in the face vertical with the optical axis of light guide member be meeting
The section of poly- speculum form.Collimation lens, the form of convergent lens are people in the art
Known to member, for example, it can be realized by the convex lens profile of suitable focal power.Collimation is anti-
The form for penetrating mirror and convergence reflex mirror be also it is known to the person skilled in the art, for example can be with
Realized by the concave mirror profile of suitable focal power.It should be noted that due to modulating sections
60 effect in two mutually orthogonal directions to light action is different, and therefore, it is
Make the profile using convex lens or concave mirror, the light focus in the plane vertical with optical axis 30
Degree and the focal power in the plane parallel to optical axis 30 may also be different, for example, with light
Focal power in the vertical plane of axle 30 can be more than in the plane parallel to optical axis 30
Focal power.The specific profile of modulating sections 60, can be according to the thickness of such as light-modulating cell
Distance and outgoing with the work department 12 from the second beam incident surface 51 to light guide member 10
The factor of the shape in face 13 is designed.
In one example, as shown in figure 1, the modulating sections 60 can include：Adjust at center
Portion 61 processed and lateral modulation portion 62.The central modulation portion 61 is used for second light beam
22 core is modulated.The lateral modulation portion 62 is used for second light beam
22 the week side of boss part is modulated.Wherein, the central modulation portion 61 is parallel to light guide portion
Section in the face of the optical axis 30 of part 10 for collimation form of lens section and with light guide portion
Section in the vertical face of the optical axis 30 of part 10 is the section of convergent lens form, and described
Lateral section of the modulation portion 62 in the face parallel to the optical axis 30 of light guide member 10 is collimation
The section of speculum form and the section in the face vertical with the optical axis 30 of light guide member 10
For the section of convergence reflex mirror form.
In one example, the light-modulating cell 50 can also include pre-collimated portion 53, institute
Pre-collimated portion 53 is stated to be located between the secondary light source 22 and the modulating sections 60, it is described
Section of the pre-collimated portion 53 in the face vertical with the optical axis 30 of light guide member 10 is saturating for collimation
The section of mirror form.Using the structure in pre-collimated portion 53, the second light beam 22 can be caused to arrive
It is flat up to more being leveled off in the face vertical with the optical axis 30 of light guide member 10 during modulating sections 60
Row light, this can suitably reduce modulating sections 60 and be hung down with the optical axis 30 of light guide member 10
Focal power in straight face, helps to simplify design.In this case, it is desirable that light
Modulation portion 60 can be in the face vertical with the optical axis 30 of light guide member 10 and parallel to light
There is close focal power in the face for the optical axis 30 for leading part 10.As an example, in order that
Structure is more compact, and pre-collimated portion 53 can be designed integrally with the second beam incident surface 51,
For example, the second beam incident surface 51 itself can have pre-collimated function.
In one example, the light-modulating cell 50 is adjusted in pre-collimated portion 53 and the center
The through hole 54 vertical with the optical axis 30 of light guide member 10, the center are provided between portion 61 processed
Modulation portion 61 is formed by the hole wall of the through hole 54 and it is in the optical axis parallel to light guide member
Face in section be Fresnel collimation lens form section.This structure can reduce system
Make technologic difficulty.
In one example, the second beam exit face 52 is provided with the 3rd working surface 55, such as schemes
Shown in 1a.Second working surface 122 of the 3rd working surface 55 and light guide member 10
Parallel to each other and one-to-one corresponding.By means of threeth work corresponding with the second working surface 122
Make surface 55, the second light beam 22 can be caused by the 3rd working surface 55 and the second work
Surface 122 is still kept substantially original direct of travel to enter light guide portion after reflecting twice
Part 10.This is highly beneficial for the control in the direction of the second light beam 22.But the 3rd working surface
55 it is not necessary to, the 3rd working surface 55 can also be for example not provided with, in such case
Under, the direct of travel possibility into the second light beam 22 in light guide member 10 will be inclined
Turn.
In another example, the optical module 100 can include being located at the light modulation list
Light directing portion 80 between member 50 and the work department 12 of the light guide member 10, such as Fig. 4
Shown, the light directing portion 80 is on the side of the work department towards the light guide member 10
Provided with the 3rd working surface 55, the 3rd working surface 55 and the second of light guide member 10
Working surface 122 is parallel to each other and corresponds.That is, substituting to go out in the second light beam
The 3rd working surface 55 of setting on face 52 is penetrated, and the 3rd working surface 55 is arranged at and light
In the discrete light directing portion 80 of modulating unit 50.This mode is particularly suitable for using reflection
The light-modulating cell 50 of the modulating sections 60 of form.
The main region of the embodiment that Fig. 4 and Fig. 5 are provided and the embodiment shown in Fig. 1 and Fig. 3
It is not, make use of the modulating sections 60 of pure reflected version to instead of with central modulation portion 61
With the structure of the modulating sections 60 of lateral modulation portion 62.Wherein, in Fig. 4, light modulation
Portion 60 employs the form of curved reflector.In Fig. 4 and Fig. 5 embodiment, light modulation
Section of the portion 60 in the face parallel to the optical axis of light guide member is cut for collimating mirror form
Face and section of the modulating sections in the face vertical with the optical axis of light guide member are anti-to assemble
Penetrate the section of mirror form.As an example, reflection of second light beam 22 at modulating sections 60
It is total reflection, to improve optical efficiency.
In one example, the light beam 22 of the first light beam 21 and second can have different
Optical wavelength.I.e. the glow color of the first light source 41 and secondary light source 42 can be different.This can
More clearly to distinguish the first light beam 21 and the difference in functionality performed by the second light beam 22.
As an example, the optical module 100 can have the first working condition and the second work
Make state, in first working condition, first light source 41 is connected and secondary light source
42 shut-offs (i.e. only the first light beam 21 works), in second working condition, described the
One light source 41 is turned off and secondary light source 42 is connected (i.e. only the second light beam 22 works).One
In example, the optical module 100 can also have the 3rd working condition, the described 3rd
In working condition, first light source 41 all connects (i.e. the first light beam with secondary light source 42
21 and second light beam 22 work simultaneously).The group of the above-mentioned light beam 22 of first light beam 21 and second
Close, optical module 100 can be made to realize a variety of smooth functions.
In one example, the optical module 100 can include multiple secondary light sources 42
And multiple light-modulating cells 50 corresponding with multiple secondary light sources 42 respectively, such as
Shown in Fig. 3-5, and the multiple secondary light source 42 can be respectively turned on.By independently
Multiple secondary light sources 42 are connected in control, it is possible to achieve dynamic display effect, for example sequentially
Secondary light source 42 is turned on and off one by one, can make the outgoing dynamic change of the second light beam 22.
As an example, turning on and off for secondary light source 42 can be carried out by programming, or even also
The multidate information with time consecutive variations can be shown.
In one example, optical module 100 can also have driver element, the driving list
Member is used to drive the first light source 41 and secondary light source 42 to realize：First mode and second
Pattern, in the first mode, only the first light source 41 is connected to perform the first illumination
And/or signal designation function；In the second mode, one or more secondary light sources
42 selectively switch on to perform dynamic second illumination and/or signal designation function.With this
The mode of kind, two kinds of Working moulds of optical module 100 can be conveniently realized by driver element
The exchange of formula, with abundant illumination and/or the effect of signal designation.
As an example, the driver element can be also used for the first light source 41 of driving and the second light
Source 42 is to realize the 3rd pattern, in the 3rd pattern, first light source 41 and one
Individual or multiple secondary light sources 42 are switched on, and are referred to perform the 3rd illumination and/or signal
Show function.By the way that above two mode of operation to be carried out to the combination of selectivity, the can be formed
Three kinds of mode of operations, this more fully can be realized using the potential of optical module 100
More functions.
As an example, light guide member 10 can be with light-modulating cell 50 by discrete part structure
Into, but the invention is not restricted to this, for example, light guide member also 10 can be with light-modulating cell
50 are integrally formed.
Include The embodiment provides one kind illumination and/or signal designation equipment 1000
The optical module 100 of any embodiment as described above.As an example, as shown in fig. 6, illumination
And/or signal designation equipment 1000 can also include far lighting module 90, the optics group
Part 100 can arrange around the far lighting module 90, and the light guide member 10
The exit direction of exit facet 13 towards the driving beam of the far lighting module 90 is arranged.
So, the direction of the light beam projected from the exit facet 13 of light guide member 10 and far lighting mould
The exit direction of the driving beam of block 10 is roughly the same.For example, the outgoing of light guide member 10
Face 13 is substantially vertical with the driving beam of far lighting module 90.Fig. 6 is illustrated that the photograph
Bright and/or signal designation equipment 1000 front view, i.e. observer are in face of far lighting module
View obtained by 90 light direction observation.In this case, for example, when distance light shines
When the bright connection of module 90 sends far lighting light beam, optical module 100 can start the second light
Additional far lighting function is realized in source 42 to send the second light beam 22, and works as far lighting
When module 90 does not send far lighting light beam, optical module 100 can start the first light source 41
The signal designation function such as lamp of parking is realized to send the first light beam 21.Shown in Fig. 6
In embodiment, light guide member 10 have annular, as an example, light guide member and outgoing
Light modulation as in the foregoing embodiment can also be correspondingly provided with the opposite side in face 13
Unit 50, the light-modulating cell 50 can be provided independently from, can also be with far lighting module
90 integrate.
Although with reference to accompanying drawing, the present invention is described, the embodiment disclosed in accompanying drawing
Be intended to it is illustrative to the preferred embodiment for the present invention, and it is not intended that to this hair
A kind of bright limitation.
Although some embodiments of present general inventive concept are shown and illustrated, this area is general
Logical technical staff will be understood that, in the principle and the situation of spirit without departing substantially from this present general inventive concept
Under, these embodiments can be made a change, the scope of the present invention with claim and they
Equivalent is limited.
Claims (22)
1. a kind of light guide member, including：
Light entrance face, is incided in the light guide member, described for receiving the first light beam
At least a portion of one light beam is conducted in the light guide member with total reflection mode；
Work department, the working position is in the side of the light guide member, the work department bag
The first working surface is included, first working surface is configured to first light beam at least
A part reflects towards the exit facet of light guide member, by described in first working surface
The light of reflection is projected from the exit facet, and exit facet and the work department of the light guide member are distinguished
On the opposite both sides of light guide member,
Wherein, the work department also includes the second working surface, and second working surface is used
Incided in receiving the second light beam in the light guide member and by least the one of second light beam
Part is guided to the exit facet of the light guide member so that it is projected from the exit facet.
2. light guide member according to claim 1, wherein, first working surface
There are different angles of inclination relative to the optical axis of light guide member with the second working surface.
3. light guide member according to claim 1, wherein, the work department includes handing over
For multiple first working surfaces and multiple second working surfaces of arrangement.
4. light guide member according to any one of claim 1 to 3, wherein, it is described
Light guide member has the cylindrical shape extended along optical axis or elongate in shape or with annular
Shape.
5. a kind of optical module, including：
Light guide member according to any one of claim 1 to 4；
First light source, first light source is used to send the towards the light entrance face of light guide member
One light beam；And
Secondary light source, the secondary light source is used to send out towards the second working surface of light guide member
Go out the second light beam.
6. optical module according to claim 5, in addition to positioned at secondary light source and light
The light-modulating cell between the work department of part is led, the light-modulating cell has modulating sections,
The shape configuration of the modulating sections is into causing the second light beam in the optical axis parallel to light guide member
Face in be collimated and be converged in the face vertical with the optical axis of light guide member.
7. optical module according to claim 6, wherein, second light beam with
The optical axis of light guide member is converged in convergent point in vertical face, and the light guide member goes out
The face of penetrating has convex lens shape, and the convex lens are described vertical with the optical axis of light guide member
Face in focus overlapped with the convergent point.
8. optical module according to claim 6, wherein, the light-modulating cell tool
There are the second beam incident surface and the second beam exit face, the modulating sections are located at the second light beam
Between the plane of incidence and the second beam exit face.
9. optical module according to claim 8, wherein, the modulating sections are flat
Section of the row in the face of the optical axis of light guide member for collimation form of lens section and the light
Section of the modulation portion in the face vertical with the optical axis of light guide member is cut for convergent lens form
Face, or,
Section of the modulating sections in the face parallel to the optical axis of light guide member is anti-for collimation
Penetrate mirror form section and the modulating sections in the face vertical with the optical axis of light guide member
Section is the section of convergence reflex mirror form.
10. optical module according to claim 8, wherein, the modulating sections bag
Include：
Central modulation portion, the central modulation portion is used for the core to second light beam
It is modulated；With
Lateral modulation portion, the lateral modulation portion is used for the week side of boss part to second light beam
It is modulated,
Wherein, section of the central modulation portion in the face parallel to the optical axis of light guide member
For collimate form of lens section and the section in the face vertical with the optical axis of light guide member is
The section of convergent lens form, and the lateral modulation portion is in the optical axis parallel to light guide member
Face in section for collimating mirror form section and vertical with the optical axis of light guide member
Face in section be convergence reflex mirror form section.
11. optical module according to claim 8, wherein, the light-modulating cell
Also include pre-collimated portion, the pre-collimated portion is located at the secondary light source and the modulating sections
Between, section of the pre-collimated portion in the face vertical with the optical axis of light guide member is collimation
The section of form of lens.
12. optical module according to claim 11, wherein, the light-modulating cell
Lead between pre-collimated portion and the central modulation portion provided with vertical with the optical axis of light guide member
Hole, the central modulation portion is formed by the hole wall of the through hole and it is parallel to light guide member
Optical axis face in section be Fresnel collimation lens form section.
13. the optical module according to any one of claim 8-12, wherein, it is described
Second beam exit face is provided with the 3rd working surface, the 3rd working surface and light guide member
The second working surface it is parallel to each other and correspond.
14. the optical module according to any one of claim 8-12, wherein, it is described
Optical module also includes being located between the light-modulating cell and the work department of the light guide member
Light directing portion, the light directing portion is on the side of the work department towards the light guide member
Provided with the 3rd working surface, the second working surface of the 3rd working surface and light guide member
Parallel to each other and one-to-one corresponding.
15. the optical module according to any one of claim 5-12, wherein, it is described
First light beam and the second light beam have different optical wavelength.
16. the optical module according to any one of claim 5-12, wherein, it is described
Optical module has the first working condition and the second working condition, in first working condition
In, first light source switches and secondary light source shut-off, in second working condition,
The first light source shut-off and secondary light source connection.
17. optical module according to claim 16, wherein, the optical module is also
With the 3rd working condition, in the 3rd working condition, first light source and second
Light source is all connected.
18. the optical module according to any one of claim 5-12, wherein, it is described
Optical module includes multiple secondary light sources and corresponding with multiple secondary light sources respectively
Multiple light-modulating cells, and the multiple secondary light source can be respectively turned on.
19. the optical module according to any one of claim 5-12, wherein, it is described
Optical module has driver element, and the driver element is used to drive the first light source and the second light
Source is to realize：
First mode, in the first mode, only the first light source switches are to perform
One illumination and/or signal designation function；With
Second mode, in the second mode, one or more secondary light source selections
Property connect so as to perform it is dynamic second illumination and/or signal designation function.
20. optical module according to claim 19, wherein the driver element is also used
In driving the first light source and secondary light source to realize the 3rd pattern, in the 3rd pattern, institute
State the first light source and one or more secondary light sources are switched on, to perform the 3rd photograph
Bright and/or signal designation function.
21. one kind illumination and/or signal designation equipment, including：
Optical module according to any one of claim 5-20.
22. illumination according to claim 21 and/or signal designation equipment, in addition to
Far lighting module, the optical module surrounds the far lighting module arrangement, and described
The direction of the exit facet direction of light guide member goes out with the driving beam of the far lighting module
Penetrate direction consistent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610075700.6A CN107037524B (en) | 2016-02-03 | 2016-02-03 | Light guide member, optical module and illumination and/or signal designation equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610075700.6A CN107037524B (en) | 2016-02-03 | 2016-02-03 | Light guide member, optical module and illumination and/or signal designation equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107037524A true CN107037524A (en) | 2017-08-11 |
| CN107037524B CN107037524B (en) | 2019-09-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610075700.6A Active CN107037524B (en) | 2016-02-03 | 2016-02-03 | Light guide member, optical module and illumination and/or signal designation equipment |
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| Country | Link |
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| CN (1) | CN107037524B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110954982A (en) * | 2018-09-27 | 2020-04-03 | 纬创资通股份有限公司 | Light guide device and indicating equipment with light-emitting function |
| EP3779272A1 (en) * | 2019-08-14 | 2021-02-17 | ZKW Group GmbH | Lighting device for a motor vehicle headlight |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10161123A (en) * | 1996-10-04 | 1998-06-19 | Matsushita Electric Ind Co Ltd | Lighting device and display device |
| JP2003057652A (en) * | 2001-08-20 | 2003-02-26 | Japan Science & Technology Corp | Picture display device, illuminator |
| CN102818203A (en) * | 2011-06-07 | 2012-12-12 | 株式会社小糸制作所 | Vehicle lamp |
| CN103148382A (en) * | 2013-02-07 | 2013-06-12 | 潘殿波 | LED (light emitting diode) luminous module |
| WO2012070533A9 (en) * | 2010-11-24 | 2013-07-04 | シャープ株式会社 | Solar cell module and photovolatic power generation device |
-
2016
- 2016-02-03 CN CN201610075700.6A patent/CN107037524B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10161123A (en) * | 1996-10-04 | 1998-06-19 | Matsushita Electric Ind Co Ltd | Lighting device and display device |
| JP2003057652A (en) * | 2001-08-20 | 2003-02-26 | Japan Science & Technology Corp | Picture display device, illuminator |
| WO2012070533A9 (en) * | 2010-11-24 | 2013-07-04 | シャープ株式会社 | Solar cell module and photovolatic power generation device |
| US20130240037A1 (en) * | 2010-11-24 | 2013-09-19 | Sharp Kabushiki Kaisha | Solar cell module and solar generator |
| CN102818203A (en) * | 2011-06-07 | 2012-12-12 | 株式会社小糸制作所 | Vehicle lamp |
| CN103148382A (en) * | 2013-02-07 | 2013-06-12 | 潘殿波 | LED (light emitting diode) luminous module |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110954982A (en) * | 2018-09-27 | 2020-04-03 | 纬创资通股份有限公司 | Light guide device and indicating equipment with light-emitting function |
| EP3779272A1 (en) * | 2019-08-14 | 2021-02-17 | ZKW Group GmbH | Lighting device for a motor vehicle headlight |
| WO2021028124A1 (en) * | 2019-08-14 | 2021-02-18 | Zkw Group Gmbh | Illumination device for a motor vehicle headlight |
| CN114207350A (en) * | 2019-08-14 | 2022-03-18 | Zkw集团有限责任公司 | Lighting device for a motor vehicle headlight |
| US11906122B2 (en) | 2019-08-14 | 2024-02-20 | Zkw Group Gmbh | Illumination device for a motor vehicle headlight |
| CN114207350B (en) * | 2019-08-14 | 2024-03-22 | Zkw集团有限责任公司 | Lighting device for motor vehicle headlight |
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| Publication number | Publication date |
|---|---|
| CN107037524B (en) | 2019-09-24 |
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