CN206863465U - Wavelength converter and light-source system - Google Patents
Wavelength converter and light-source system Download PDFInfo
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- CN206863465U CN206863465U CN201720603563.9U CN201720603563U CN206863465U CN 206863465 U CN206863465 U CN 206863465U CN 201720603563 U CN201720603563 U CN 201720603563U CN 206863465 U CN206863465 U CN 206863465U
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/20—Lamp housings
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- General Physics & Mathematics (AREA)
- Projection Apparatus (AREA)
- Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
Abstract
The utility model provides a kind of Wavelength converter and light-source system, and the Wavelength converter includes the filter layer and wavelength conversion layer being stacked, predetermined interval distance is provided between the filter layer and the wavelength conversion layer.The Wavelength converter is due to the filter layer, the wavelength conversion layer and the substrate being stacked, so that the small volume of the Wavelength converter, be advantageous to the Miniaturization Design of the Wavelength converter and the light-source system, improve the portability and the market competitiveness of the light-source system and dependent projections equipment.In addition, being provided with predetermined interval distance between the wavelength conversion layer and the filter layer, the light extraction efficiency and emitting brightness of stimulated light caused by the wavelength conversion layer are improved.
Description
Technical field
It the utility model is related to projection art, more particularly to a kind of Wavelength converter and light-source system.
Background technology
It is the light source in field such as to be now widely used for illuminating and project to produce stimulated light using LASER Excited Fluorescence powder
Solution.
Common light-emitting device includes excitation source, Wavelength converter and drive device.Wavelength converter is driving
High-speed rotation under the driving of dynamic device, Wavelength converter are provided with fluorescent material equiwavelength's transition material, caused by excitation source
Exciting light incides the surface of Wavelength converter, and the material for transformation of wave length light that is excited excites and produces stimulated light.For projection
For the fields such as display, the fluorescence spectrum of fluorescent material is wide, directly can to show by the use of fluorescent material stimulated light as projection light source
The color saturation of the picture shown is not high.So optical filter is set on Wavelength converter in the prior art with by subband
Fluorescence is retained.
Usually, optical filter is arranged on the outer ring of Wavelength converter, and this results in the increasing of Wavelength converter size
Greatly, the volume of Wavelength converter and light-source system increases, and is unfavorable for light-source system and the Miniaturization Design of optical projection system.
Utility model content
In view of this, the utility model provides a kind of small size Wavelength converter and a kind of light-source system.
A kind of Wavelength converter, including the filter layer and wavelength conversion layer being stacked, the filter layer and the ripple
Predetermined interval distance is provided between long conversion layer.
A kind of light-source system, including excitation source, light splitting Multiplexing apparatus and above-mentioned Wavelength converter, the exciting light
Source is used to produce exciting light, and the light splitting Multiplexing apparatus guides the exciting light to the Wavelength converter, the wavelength
The part exciting light is converted to stimulated light by conversion equipment, and the stimulated light and the part exciting light do not changed are from the ripple
It is projected to the light splitting Multiplexing apparatus after the outgoing of long conversion equipment, the light splitting Multiplexing apparatus is additionally operable to the stimulated light and not
The part exciting light changed is combined into same light path outgoing.
In Wavelength converter and light-source system provided by the utility model, the filter layer and the wavelength conversion layer with
Predetermined interval distance is stacked, so that the size of the Wavelength converter is smaller, is advantageous to the wavelength convert dress
The Miniaturization Design with the light-source system is put, improves portability and the market of the light-source system and the projector equipment of correlation
Competitiveness.In addition, pre-determined distance is separated between the wavelength conversion layer and the filter layer, caused by the wavelength conversion layer
Stimulated light reflects in the filter layer adjacent to the side of the wavelength conversion layer, and it is straight to be excited luminous energy described in after reflecting
Connect through the filter layer be emitted, thus be provided between the wavelength conversion layer and the filter layer predetermined interval away from
From the light extraction efficiency and emitting brightness of the stimulated light can be improved.
Brief description of the drawings
Fig. 1 is the light-source system schematic diagram of first embodiment provided by the utility model.
Fig. 2 is Wavelength converter surface views as shown in Figure 1.
Fig. 3 is the Wavelength converter surface views in another change embodiment.
Fig. 4 is the transmitance schematic diagram of the first optical filter in first embodiment.
Fig. 5 is the transmitance schematic diagram of the second optical filter in first embodiment.
Fig. 6 is the light-source system schematic diagram of second embodiment provided by the utility model.
Fig. 7 is light splitting Multiplexing apparatus surface views as shown in Figure 7.
Fig. 8 is the schematic diagram of the Wavelength converter of 3rd embodiment provided by the utility model.
Main element symbol description
Following embodiment will further illustrate the utility model with reference to above-mentioned accompanying drawing.
Embodiment
Referring to Fig. 1, Fig. 1 is the schematic diagram of the light-source system 100 of first embodiment provided by the utility model.The light
Source system 100 include excitation source 101, light splitting Multiplexing apparatus 102, Wavelength converter 120, excite light collecting device 140 and
Dodging device 108.
The excitation source 101 is used to produce exciting light.The excitation source 101 can be arranged at the wavelength convert dress
Put 120 side.Further, the excitation source 101 can be blue-light source, send blue light exciting light.It is appreciated that
It is that the excitation source is not limited to blue-light source, the excitation source can also be purple light light source, red-light source, green-light source
Or white light source etc..In present embodiment, the excitation source 101 includes blue laser, for sending blue laser conduct
The exciting light, it will be understood that the excitation source 101 can include one, two or more blue lasers, and specific its swashs
The quantity of light device can select according to being actually needed.
The light splitting Multiplexing apparatus 102 can be arranged at the same of the Wavelength converter 120 with the excitation source 101
Side, the light splitting Multiplexing apparatus 102 is located in the light path of the exciting light, and guides the exciting light to expose to the wavelength
Conversion equipment 120.The light splitting Multiplexing apparatus 102 also guides stimulated light caused by the Wavelength converter 120 to described
Dodging device 108.
As shown in figure 1, in the present embodiment, the Wavelength converter 120 is reflective colour wheel, for by the exciting light
It is converted into the stimulated light of at least one color of light.The Wavelength converter 120 is located at what the excitation source 101 was sent
In light path where exciting light.The Wavelength converter 120 is by filter layer 125, wavelength conversion layer 123, substrate 121 and radiating
Component 126 is cascading composition from top to bottom.The bottom centre of substrate 121 is provided with and drive device 128, the drive
Dynamic device 128 drives the high speed of whole Wavelength converter 120 to rotate.The filter layer 125 and the wavelength conversion layer 123 it
Between be provided with predetermined interval distance, further, medium is filled between the filter layer 125 and the wavelength conversion layer 123
124。
The Wavelength converter 120 is reflective Wavelength converter, such as reflective colour wheel, and it has heat-dissipating space
The advantages of sufficient.Radiating subassembly 126 can further improve the radiating effect of Wavelength converter 120, and radiating subassembly 126 is set
In another surface of Wavelength converter 120 (i.e. the one side relative with the exiting surface of Wavelength converter 120).Radiating subassembly 126
Can be radiator shutter, the shape of the radiator shutter can be circumferential annulus, columnar projections, sheet projection etc..
The drive device 128 is arranged at the center of the bottom of Wavelength converter 120 and drives the wavelength convert
The cycle movement of device 120, the Wavelength converter 120 are that axle center rotates at a high speed with the drive device 128.
The substrate 121 is used to carry the miscellaneous part in the Wavelength converter 120, and the substrate 121 exists
Ultraviolet/visible light region has high reflectance, can use such as high anti-aluminium of specular reflective material, silver high-reflectivity metal,
The diffuse-reflective material such as silica gel containing scattering particles, ceramics can be used to make.
Fig. 2 is further regarded to incorporated by reference to Fig. 1, Fig. 2 is Wavelength converter surface views as shown in Figure 1.The base
The surface of plate 121 includes transition zone and non-conversion area 121b, and the transition zone is and the table with the non-conversion area 121b
Radius surface identical sector region.The transition zone is used to carry the wavelength conversion layer 123；The non-conversion area 121b is used for
Light path converting layer is set, and the light path converting layer can be reflected or be transmitted to light.Due to the Wavelength converter 120 with
The drive device 128 is rotated for axle center, and the transition zone is alternately located in where the exciting light with the non-conversion area 121b
Light path on, further, due to Wavelength converter 120 periodically at a high speed rotate, so the transition zone with it is described non-
Transition zone 121b is periodically alternately located in company with the Wavelength converter 120 in the light path where the exciting light.
In another preferred embodiment, the Wavelength converter 120 is transmission-type colour wheel or local transmission formula colour wheel.I.e.
One or all transmission areas in the transition zone and the non-conversion area 121b, the then exciting light and the stimulated light
Difference in the light path after the Wavelength converter 120 and the first embodiment.
In the present embodiment, the light path converting layer includes reflecting surface 121d, the reflecting surface 121d in fan annular and is distributed
In the edge of the substrate 121.The light path converting layer is connected to the substrate including reflecting surface 121d, the reflecting surface 121d
Between 121 side wall 121c and the non-conversion area 121b, and the reflecting surface 121d and side wall 121c and described non-
Transition zone 121b is in predetermined angular.The reflecting surface 121d is described to swash periodically in the light path where the exciting light
It is luminous to be reflected by the reflecting surface 121d and excite light collecting device 140 (Fig. 1) described in entering.It is it is understood that described anti-
The face 121d of penetrating, which can be sticked, scattering film, the scattering film and reflecting surface jointly by it is described excite light scattering and reflex to described swash
Emission collection device 140.
The wavelength conversion layer 123 covers the transition zone and including the first section 1231 and the second section 1232.It is described
Wavelength conversion layer 123 is evenly arranged with material for transformation of wave length, and in the present embodiment, the material for transformation of wave length is fluorescent material, described
First section 1231 and the fluorescent material that different colours are respectively coated on second section 1232, the fluorescent material on each section
Receive the exciting light and project the stimulated light of corresponding color.Wherein described stimulated light comprises at least two different colors of light,
Each section correspondingly sends a kind of color stimulated light.
It is appreciated that the Wavelength converter 120 can be along its center of circle Periodic Rotating so that each sectional area cycle
Property the exciting light that sends positioned at the excitation source 101 where light path on.When the exciting light exposes to described first
When section 1231 or second section 1232, the fluorescent material on first section 1231 or second section 1232 is by institute
Excitation is stated, and is emitted the stimulated light of corresponding color.In the present embodiment, first section 1231 sets red fluorescence powder
To be emitted red stimulated light, second section 1232 sets green emitting phosphor to be emitted green stimulated light.It is real in another change
Apply in example, first section 1231 can also set yellow fluorescent powder to be emitted yellow stimulated light.Or in another change
In embodiment, the first section 1231 and the second section 1232 are respectively provided with yellow fluorescent powder.
Because the stimulated light wave spectrum of the wavelength conversion layer 123 outgoing is wider, the Wavelength converter 120
On be also covered with the filter layer 125, the filter layer 125 is used to light is filtered and obtained in designated wavelength range
Light, so that the stimulated light of designated wavelength range is transmitted through the light splitting Multiplexing apparatus 102 via the filter layer 125.Specifically,
The filter layer 125 can set the narrower light of wave-length coverage can be by obtain purer monochromatic light.
As shown in Fig. 2 the filter layer 125 includes the first optical filter 1251 and the second optical filter 1252, first filter
Mating plate 1251 covers first section 1231, and second optical filter 1252 covers second section 1232, i.e. two kinds of face
The stimulated light of color transmits away by the filter layer 125.
Referring to Fig. 3, Fig. 3 is the Wavelength converter surface views in another change embodiment.In another change
In more embodiment, first section 1231 is provided with the yellow fluorescent powder to produce the yellow stimulated light, the second section
1232 are provided with green emitting phosphor to produce green stimulated light.Correspondingly, filter layer 125 only includes the first optical filter 1251, institute
State the first optical filter 1251 and cover first section 1231, i.e., described yellow stimulated light is after the filter layer 125 filtering
Red stimulated light is emitted, the green stimulated light is directly emitted.
Fig. 4-Fig. 5 is referred to, Fig. 4 is the transmitance schematic diagram of the first optical filter in first embodiment, and Fig. 5 is first real
Apply the transmitance schematic diagram of the second optical filter in example.Because first light is different from second light color, correspondingly, institute
State the first optical filter 1251 (Fig. 2) and the transmitance of second optical filter 1252 (Fig. 2) is different.
As shown in figure 4, first optical filter 1251 can transmit blue light and feux rouges, reflect green glow and gold-tinted, i.e. blueness
The exciting light can be transmitted through the wavelength conversion layer 123 through first optical filter 1251；Because sodium yellow can be by red
Light mixes according to a certain percentage with green glow, then the red stimulated light or the yellow stimulated light can be via described first
Optical filter 1251 transmits the red stimulated light to the light splitting Multiplexing apparatus 102.Wavelength converter outgoing it is red by
Laser can not only be produced by excitation red fluorescence powder, can also be obtained using excitation yellow fluorescent powder red
The stimulated light of color.
As shown in figure 5, in the present embodiment, second optical filter 1252 is shortwave flow-through optical filter, and described second filters
Piece 1252 is transmissive to blue light and green glow, reflects feux rouges, i.e., described second optical filter 1252 is transmissive to the exciting light and institute
State the second light.
As shown in figure 1, the medium 124 is provided between the wavelength conversion layer 123 and the filter layer 125.Wherein,
The refractive index close of the wavelength conversion layer 123 and the filter layer 125, it is to be understood that the refractive index of the medium 124
The refractive index of the wavelength conversion layer 123 and the filter layer 125 can be less than.And, to the greatest extent can ground when from medium 124
Make refractive index and the specific refractivity of filter layer 125 of medium 124 as big as possible, or make the refractive index and wavelength of medium 124
The specific refractivity of conversion layer 123 is as large as possible.
Specifically, if the wavelength conversion layer 123 is bonded to each other with the filter layer 125, due to the wavelength conversion layer
Refractive index close between 123 and the filter layer 125, the stimulated light, which enters the filter layer 125, can occur horizontal biography
Broadcast, cause the loss of light.In the present embodiment, predetermined interval is provided between the wavelength conversion layer 123 and the filter layer 125
Distance, the stimulated light are reflected between the side of the wavelength conversion layer 123 in the filter layer 125, rolled over
Luminous energy of being excited after penetrating is emitted directly through the filter layer 125, thus the presence of the predetermined interval distance can improve institute
The light extraction efficiency of stimulated light is stated, for same light path, there is the Wavelength converter 120 of the predetermined interval distance
The outgoing efficiency of stimulated light is higher by 35% than the light emission rate of the Wavelength converter 120 of no predetermined interval distance.Further
Ground, the predetermined interval distance is bigger, and the angle of divergence of the stimulated light of outgoing is bigger.To ensure the stimulated light with less
The angle of divergence is emitted, and the predetermined interval distance controlling is within 0.5mm.
As shown in figure 1, predetermined interval distance is provided between the wavelength conversion layer 123 and the filter layer 125, in institute
State and medium 124 is provided with predetermined interval distance, the medium 124 in Fig. 1 is air, and the filter layer 125 covers described
Wavelength conversion layer 123 simultaneously needs to be fixed on the Wavelength converter 120 by holding parts.
As shown in figure 1, the stimulated light and the part exciting light do not changed are from after being emitted the Wavelength converter 120
Along different optic paths.The part exciting light do not changed is incident to described sharp after being emitted from the Wavelength converter 120
Emission collection device 140, it is described to excite light collecting device 140 to assemble, reflected and dissipate the part exciting light do not changed
After penetrating, the part exciting light do not changed is guided to be projected to the light splitting Multiplexing apparatus 102.The Wavelength converter 120 goes out
The stimulated light penetrated is projected to the light splitting Multiplexing apparatus 102.
It is described to excite light collecting device 140 to be arranged as required in collective optics, reflecting element and astigmatic elements
It is one or more of.
The light splitting Multiplexing apparatus 102 guides the part exciting light do not changed to go out with the stimulated light along same light path
Penetrate.The part exciting light do not changed, the stimulated light carry out being mixed and fed into optical-mechanical system in the dodging device 108.
The dodging device 108 can include the one or more of the element such as optical tunnel and fly's-eye lens, in the present embodiment, the even light
Device 108 is optical tunnel.
In the present embodiment, the excitation source 101 projects blue light exciting light, and the exciting light is by the light splitting Multiplexing apparatus
Exposed to after 102 reflections on the Wavelength converter 120, drive of the Wavelength converter 120 in the drive device 128
Dynamic lower rotation at a high speed.
First period, the exciting light are transmitted through on the wavelength conversion layer 123 through the filter layer 125, described to swash
Luminous to excite the wavelength conversion layer 123 and produce the stimulated light, the stimulated light is successively by the filter layer 125, institute
State light splitting Multiplexing apparatus 102 and be transmitted through the dodging device 108.
Second period, the exciting light expose to the reflecting surface 121d, and the reflecting surface 121d reflects the exciting light
Light collecting device 140 is excited into described.Exciting light described in the sequential it is described excite light collecting device 140 to be reflected,
The effect such as scattering and convergence, it is finally directed to the light splitting Multiplexing apparatus 102 and dodging device 108.
The part exciting light do not changed, the stimulated light by the light splitting Multiplexing apparatus 102 along same light path guide to
The dodging device 108, the dodging device 108 carry out even light to the part exciting light do not changed and the stimulated light and gone forward side by side
Enter optical-mechanical system.
In the Wavelength converter 120 that the present embodiment provides, due to the filter layer 125 and the wavelength conversion layer
123 are stacked so that the size of the Wavelength converter 120 is smaller, be advantageous to the Wavelength converter 120 with it is described
The Miniaturization Design of light-source system 100, portability and the market for improving the light-source system 100 and the projector equipment of correlation are competing
Strive power.In addition, it is provided with predetermined interval distance between the wavelength conversion layer 123 and the filter layer 125 so that described to be excited
Light reflects in the filter layer 125 adjacent to the side of the wavelength conversion layer 123, is excited luminous energy described in after reflecting
It is emitted directly through the filter layer 125, thus the presence of the predetermined interval distance can improve the light extraction of the stimulated light
Efficiency and emitting brightness.
Referring to Fig. 6, Fig. 6 is the Wavelength converter schematic diagram of second embodiment provided by the utility model.This implementation
The difference of example and the first embodiment is that medium 124 is colloid, and the colloid is arranged at filter layer 125 and turned with the wavelength
The predeterminable area changed between layer 123, specifically, the predeterminable area be the wavelength conversion layer 123 edge, filter layer 125
Fixed with the wavelength conversion layer 123 by dispensing.
Fig. 6-Fig. 7 is referred to, Fig. 6 is the light-source system schematic diagram of second embodiment provided by the utility model, and Fig. 7 is such as
The second light splitting Multiplexing apparatus surface views described in Fig. 6.The second embodiment is compared with the first embodiment, mainly
Distinctive points are, the structure for being divided Multiplexing apparatus 202 and Wavelength converter 220 is improved in light-source system 200,
And accordingly improve exciting light recovery light path.
As shown in fig. 6, the Wavelength converter 220 turns including filter layer 225, substrate 221, light path converting layer and wavelength
Change layer 223.In the present embodiment, the light path converting layer includes scattering material layer 217.The one side of the substrate 221 includes turning
Area and non-conversion area 221b are changed, the wavelength conversion layer 223 covers the transition zone, set on the non-conversion area 221b
State scattering material layer 217.The wavelength conversion layer 223 is identical with the wavelength conversion layer 123 in the first embodiment, uses
In the red stimulated light of generation and green stimulated light.
The filter layer 225 covers the wavelength conversion layer 223 and the scattering material layer 217, and including being transmissive to
3rd optical filter 2253 of the exciting light, the 3rd optical filter 2253 cover the scattering material layer 217.When the scattering
Material layer 217 periodically be located at the exciting light where light path on when, the scattering material layer 217 dissipates the exciting light
Projected after penetrating to light splitting Multiplexing apparatus 202.
As shown in fig. 7, the light splitting Multiplexing apparatus 202 can be region coated filter.The 3rd light splitting closing light dress
Put and reflect blue light including splitting area 2021 and transmission area 2022, the splitting area 2021, transmit feux rouges and green glow；The transmission area
2022 can transmit feux rouges, green glow and blue light.The exciting light that the scattering material layer 217 is emitted is via the transmission area 2022
The dodging device 208 is transmitted through, red stimulated light caused by the wavelength conversion layer and green stimulated light are from the splitting area
2021 are transmitted through the dodging device 208, i.e., described light splitting Multiplexing apparatus 202 guides the exciting light with the stimulated light along together
One light path is emitted to the dodging device 208.
The light-source system 200 provided in the second embodiment and the light-source system provided in the first embodiment
100 compare, and improve the exciting light recovery light path, reduce the number of elements of the light-source system 200, reduce the light
The volume of source system 200, be advantageous to the Miniaturization Design of the Wavelength converter and the light-source system 200, improve phase
The portability and the market competitiveness of the projector equipment closed.
Referring to Fig. 8, Fig. 8 is the schematic diagram of the Wavelength converter of 3rd embodiment provided by the utility model.This reality
Example is applied compared with the first embodiment, distinctive points are, the wavelength convert in Wavelength converter 320 in the present embodiment
The medium 324 set between layer 323 and filter layer 325 is colloid.The colloid is arranged at the filter layer 325 and the wavelength
Predeterminable area between conversion layer 323, specifically, the predeterminable area be the wavelength conversion layer 323 edge, the optical filtering
Layer 325 is fixed with the wavelength conversion layer 323 by dispensing.The wavelength conversion layer 323 is with the filter layer 325 by described
Colloid is adhered to one.
Compared with the first embodiment, the filter layer 325 in the 3rd embodiment is not required to the 3rd embodiment
Want other assemblies to be fixed on the wavelength conversion layer 323, reduce the number of elements of the Wavelength converter 320, subtract
The small volume of the Wavelength converter 320, is advantageous to the Miniaturization Design of the Wavelength converter 320 and reduces life
Produce cost.
Embodiment of the present utility model is the foregoing is only, not thereby limits the scope of the claims of the present utility model, it is all
It is the equivalent structure or equivalent flow conversion made using the utility model specification and accompanying drawing content, or directly or indirectly uses
In other related technical areas, similarly it is included in scope of patent protection of the present utility model.
Claims (13)
1. a kind of Wavelength converter, it is characterised in that the Wavelength converter includes the filter layer and wavelength being stacked
Conversion layer, predetermined interval distance is provided between the filter layer and the wavelength conversion layer.
2. Wavelength converter as claimed in claim 1, it is characterised in that the predetermined interval distance is less than 0.5mm.
3. Wavelength converter as claimed in claim 1, it is characterised in that the filter layer is used to light is filtered and obtained
Light in designated wavelength range, the Wavelength converter include holding parts, and the filter layer is fixed by the holding parts
In on the Wavelength converter.
4. Wavelength converter as claimed in claim 3, it is characterised in that the holding parts include colloid, the filter layer
Be bonded by the colloid with the wavelength conversion layer, the colloid is arranged between the filter layer and the wavelength conversion layer
Fringe region.
5. Wavelength converter as claimed in claim 1, it is characterised in that the Wavelength converter includes substrate, described
The surface of substrate includes transition zone and non-conversion area, and the wavelength conversion layer covers the transition zone, and the non-conversion area is set
There is light path converting layer, the light path converting layer is used to exciting light is reflected or transmitted.
6. Wavelength converter as claimed in claim 5, it is characterised in that the light path converting layer includes reflecting surface, described
Reflecting surface is connected between side wall and the non-conversion area of the substrate, and the reflecting surface and the side wall and described non-
Transition zone is in predetermined angular.
7. Wavelength converter as claimed in claim 5, it is characterised in that the light path converting layer is described non-including being covered in
The scattering material layer of transition zone.
8. Wavelength converter as claimed in claim 1, it is characterised in that the wavelength conversion layer includes the first section and the
Two sections, the filter layer cover first section and/or second section.
9. Wavelength converter as claimed in claim 5, it is characterised in that another surface of the substrate is provided with radiating group
Part, another surface is away from the surface where the transition zone and the non-conversion area.
10. a kind of light-source system, it is characterised in that including excitation source, light splitting any one of Multiplexing apparatus and claim 1-9 institute
The Wavelength converter stated,
The excitation source is used to produce exciting light；
The light splitting Multiplexing apparatus guides the exciting light to the Wavelength converter；
The part exciting light is converted to stimulated light by the Wavelength converter, and the stimulated light and the part do not changed are swashed
The light splitting Multiplexing apparatus is projected to after the luminous outgoing from the Wavelength converter；
The light splitting Multiplexing apparatus is additionally operable to the stimulated light and the part exciting light do not changed being combined into same light path outgoing.
11. light-source system as claimed in claim 10, it is characterised in that the light-source system also includes exciting light and collects dress
Put, the stimulated light and the part exciting light do not changed are from after Wavelength converter outgoing along different optic paths；
The part exciting light do not changed excites light collecting device described in being incident to from after Wavelength converter outgoing, described
After exciting light collecting device to assemble, reflected and scatter the part exciting light do not changed, the part do not changed is guided
Exciting light is projected to the light splitting Multiplexing apparatus；
The stimulated light of the Wavelength converter outgoing is projected to the light splitting Multiplexing apparatus.
12. light-source system as claimed in claim 10, it is characterised in that
The light splitting Multiplexing apparatus reflects the exciting light and transmits the stimulated light；Or the light splitting Multiplexing apparatus includes dividing
Light area and transmission area, light transmission stimulated light are excited described in the reflection of the splitting area, exciting light described in the transmissive region and institute
State stimulated light.
13. light-source system as claimed in claim 10, it is characterised in that the light-source system includes dodging device, described in
The stimulated light of light splitting Multiplexing apparatus outgoing and the part exciting light do not changed are emitted after the even light of the dodging device.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720603563.9U CN206863465U (en) | 2017-05-26 | 2017-05-26 | Wavelength converter and light-source system |
| PCT/CN2017/100568 WO2018214333A1 (en) | 2017-05-26 | 2017-09-05 | Wavelength conversion device and light source system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720603563.9U CN206863465U (en) | 2017-05-26 | 2017-05-26 | Wavelength converter and light-source system |
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| CN206863465U true CN206863465U (en) | 2018-01-09 |
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| CN201720603563.9U Active CN206863465U (en) | 2017-05-26 | 2017-05-26 | Wavelength converter and light-source system |
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| WO (1) | WO2018214333A1 (en) |
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| CN110389486A (en) * | 2018-04-16 | 2019-10-29 | 深圳光峰科技股份有限公司 | Light supply apparatus and display equipment |
| WO2020078188A1 (en) * | 2018-10-18 | 2020-04-23 | 深圳光峰科技股份有限公司 | Light source system and display device |
| CN111103748A (en) * | 2018-10-29 | 2020-05-05 | 深圳光峰科技股份有限公司 | Wavelength conversion device and light source system |
| WO2020140780A1 (en) * | 2019-01-03 | 2020-07-09 | 深圳光峰科技股份有限公司 | Light source system and projection device |
| CN114609852A (en) * | 2022-03-17 | 2022-06-10 | 扬州吉新光电有限公司 | Wavelength conversion device and light source system |
| CN114967310A (en) * | 2022-04-18 | 2022-08-30 | 扬州吉新光电有限公司 | Light filtering diffusion device and light source system thereof |
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- 2017-09-05 WO PCT/CN2017/100568 patent/WO2018214333A1/en active Application Filing
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| WO2018214288A1 (en) * | 2017-05-26 | 2018-11-29 | 深圳市光峰光电技术有限公司 | Light source system and display device |
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| WO2020140780A1 (en) * | 2019-01-03 | 2020-07-09 | 深圳光峰科技股份有限公司 | Light source system and projection device |
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