CN104965385B - Optical projection system, light-source system and light source assembly - Google Patents
Optical projection system, light-source system and light source assembly Download PDFInfo
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- CN104965385B CN104965385B CN201510310042.XA CN201510310042A CN104965385B CN 104965385 B CN104965385 B CN 104965385B CN 201510310042 A CN201510310042 A CN 201510310042A CN 104965385 B CN104965385 B CN 104965385B
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Abstract
The invention provides a kind of optical projection system, light-source system and light source assembly.The light-source system includes exciting light sources, Wavelength converter, filtering apparatus, drive device and the first optical module.Wavelength converter includes an at least wavelength-converting region.Filtering apparatus is relatively fixed with Wavelength converter, and including at least one first filter area.Drive device drives Wavelength converter and filtering apparatus, so that wavelength-converting region is synchronized with the movement with the first filter area, and wavelength-converting region is periodically arranged on the propagation path of exciting light, and then excitation wavelength is converted into stimulated light.First optical module guiding stimulated light incides the first filter area.First filter area filters to stimulated light, to improve the excitation of stimulated light.By the above-mentioned means, filtering apparatus is relatively fixed with Wavelength converter, and is driven by same drive device, have the advantages that it is simple in construction, be easily achieved and synchronism is high.
Description
It is 2011.7.8 the applyings date that the case, which is, the division of the Chinese invention patent application of Application No. 201110191454.8
Application.
Technical field
The present invention relates to the light sources technical field of illumination and display, more particularly to a kind of optical projection system, light-source system
And light source assembly.
Background technology
At present, projecting apparatus is widely used in the various application scenarios such as film broadcasting, meeting and publicity.It is well known that
In the light source of projecting apparatus, through providing sequence of colored lights frequently with iridescent wheel.Wherein, by not homochromy section of fluorescence colour wheel in turn
And be periodically arranged on the propagation path of exciting light, and then excited using exciting light glimmering on not homochromy section of fluorescence colour wheel
Luminescent material, to produce the fluorescence without color.However, because spectral region caused by fluorescent material is wider so that part is glimmering
The excitation deficiency of light, and then cause the colour gamut of light source not big enough.In this case, generally require by optical filter come to glimmering
Light is filtered, to improve the excitation of fluorescence.However, because the spectral region of the fluorescence of different colours partly overlaps, can not
Filtered using same optical filter, it is therefore desirable to provide different optical filters for the fluorescence of different colours.A kind of existing
In the solution method of technology, one optical filter colour wheel is set in the entrance of optical tunnel, and optical filter colour wheel is controlled by circuit mode
Drive device and the drive device of fluorescence colour wheel synchronize.The above method there is it is complicated, be difficult to and together
The shortcomings of walking effect difference.
Increasingly violent with the competition of projecting apparatus industry, projecting apparatus quality improves one after another in manufacturer, and then lifts itself
Competitiveness.The present inventor has found during actively seeking to improve projecting apparatus quality for a long time, projector light in the prior art
The fluorescence colour wheel in source and the synchronous architecture of optical filter colour wheel exist it is complicated, be difficult to and the technology such as synchronous effect difference is asked
Topic.
Accordingly, it is desirable to provide a kind of optical projection system, light-source system and light source assembly, to solve projecting apparatus in the prior art
The fluorescence colour wheel of light source and the above-mentioned technical problem present in the synchronous architecture of optical filter colour wheel.
The content of the invention
The present invention solves the technical problem of a kind of optical projection system, light-source system and light source assembly is provided, with letter
Change the synchronous architecture of Wavelength converter and filtering apparatus, and improve synchronous effect.
In order to solve the above technical problems, one aspect of the present invention is：A kind of light-source system is provided, including swashed
Illuminating source, Wavelength converter, filtering apparatus, drive device and the first optical module.Exciting light sources are used to produce one
Exciting light.Wavelength converter includes an at least wavelength-converting region.Filtering apparatus is relatively fixed with Wavelength converter, and including
At least one first filter area.Drive device is used to drive Wavelength converter and filtering apparatus, so that wavelength-converting region and first
Filter area is synchronized with the movement, and wavelength-converting region is periodically arranged on the propagation path of exciting light, and then by excitation wavelength
It is converted into stimulated light.First optical module incides the first filter area for guiding stimulated light, and the first filter area enters to stimulated light
Row filtering, to improve the excitation of stimulated light.
Wherein, Wavelength converter and filtering apparatus are co-axially fixed two cyclic structures.
Wherein, drive device is the tumbler with a rotary shaft, and two cyclic structures are coaxially fixed in rotary shaft.
Wherein, the center of wavelength-converting region two cyclic structures relative with the first filter area is set in 180 degree, the first optics
Component is arranged so that the hot spot that the hot spot that exciting light is formed on Wavelength converter is formed with stimulated light on filtering apparatus
Center with respect to two cyclic structures is set in 180 degree.
Wherein, the center of wavelength-converting region two cyclic structures relative with the first filter area is set in 0 degree of angle, the first optics
Component is arranged so that the hot spot that the hot spot that exciting light is formed on Wavelength converter is formed with stimulated light on filtering apparatus
Center with respect to two cyclic structures is set in 0 degree.
Wherein, Wavelength converter is set with filtering apparatus axially spaced-apart, and the first optical module is arranged at wavelength including one
An at least light collecting device between conversion equipment and filtering apparatus area, light collecting device collects stimulated light, and causes stimulated light
The incidence angle for inciding filtering apparatus be less than or equal to 60 degree in the range of energy account for more than the 90% of gross energy.
Wherein, wavelength-converting region is arranged to reflect stimulated light so that stimulated light from the exit direction of wavelength-converting region with swashing
The incident direction of luminous relative wavelength transition zone is opposite.
Wherein, wavelength-converting region is arranged to transmit stimulated light so that stimulated light from the exit direction of wavelength-converting region with swashing
The incident direction of luminous relative wavelength transition zone is identical.
Wherein, the first optical module includes an at least light collecting device, and light collecting device collects stimulated light, and to be excited
The energy that the incidence angle for inciding filtering apparatus of light is less than or equal in the range of 60 degree accounts for more than the 90% of gross energy.
Wherein, the first optical module is reflected stimulated light including an at least reflection unit, reflection unit, with change by
The direction of propagation of laser, reflection unit be plane reflection device or in semi-ellipsoid shape or in hemispherical and light reflection surface inwardly
Reflection unit.
Wherein, plane reflection device includes dichroscope or speculum.
Wherein, in semi-ellipsoid shape or in light inlet is provided with the reflection unit of hemispherical and light reflection surface inwardly, excite
Light incides Wavelength converter through light inlet.
Wherein, Wavelength converter includes one first transparent area, and the first transparent area is set in drive device driving periodical
It is placed on the propagation path of exciting light, the first transparent area transmission exciting light.
Wherein, light-source system also includes the second optical module, and the second optical module excites what is transmitted through the first transparent area
Light carries out light path with the stimulated light filtered through the first filter area and merged.
Wherein, filtering apparatus includes the second transparent area or the second filter area, the first optical module edge and stimulated light identical
The exciting light transmitted through the first transparent area is directed into the second transparent area or the second filter area by light path, to be transmitted or be filtered.
Wherein, light-source system further comprises an illumination radiant, and illumination radiant produces an illumination light, wavelength convert dress
Putting also includes one first transparent area, and the first transparent area is arranged at the propagation path of illumination light in drive device driving periodical
On, the first transparent area transillumination light, filtering apparatus further comprises one second transparent area or the second filter area, the first optics group
The illuminated light guide transmitted through the first transparent area is guided to the second transparent area or the second filter area by part edge with stimulated light identical light path,
To be transmitted or be filtered.
Wherein, light-source system further comprises an illumination radiant and the second optical module, and illumination radiant produces one
Illumination light is carried out light path with the stimulated light filtered through the first filter area and merged by illumination light, the second optical module.
Wherein, Wavelength converter is a tubular structure, and filtering apparatus is a cyclic structure, and coaxially solid with tubular structure
It is fixed, with the coaxial and synchronous axial system under the driving of drive device.
Wherein, wavelength-converting region is arranged at the lateral wall of tubular structure, and reflects stimulated light, and the first filter area is arranged at ring
In shape structure and positioned at the outside of tubular structure, to receive stimulated light.
Wherein, Wavelength converter is coaxial two fixed and mutually nested tubular structures with filtering apparatus, to drive
Coaxial and synchronous axial system under the driving of dynamic device, wavelength-converting region and the first filter area are respectively arranged at the side of two tubular structures
On wall, stimulated light is transmitted to the first filter area through wavelength-converting region.
Wherein, Wavelength converter and filtering apparatus are two end to end banded structures, wavelength-converting region and first
Filter area is arranged side by side on two banded structures, and drive device drives two banded structures to carry out reciprocal linear translation.
In order to solve the above technical problems, one aspect of the present invention is：A kind of light source assembly, including ripple are provided
Long conversion equipment and filtering apparatus.Wavelength converter includes an at least wavelength-converting region.Filtering apparatus fills with wavelength convert
Put and be relatively fixed, and including an at least filter area, so that wavelength-converting region is synchronously transported with filter area under the driving of drive device
It is dynamic.
Wherein, Wavelength converter and filtering apparatus are co-axially fixed two cyclic structures.
Wherein, Wavelength converter is a tubular structure, and filtering apparatus is a cyclic structure, and coaxially solid with tubular structure
It is fixed.
Wherein, wavelength-converting region is arranged at the lateral wall of tubular structure, and filter area is arranged in cyclic structure, and is located at cylinder
The outside of shape structure.
Wherein, Wavelength converter is coaxial two fixed and mutually nested tubular structures with filtering apparatus, and wavelength turns
Change area and filter area is respectively arranged in the side wall of two tubular structures.
Wherein, Wavelength converter and filtering apparatus are two end to end banded structures, wavelength-converting region and optical filtering
Area is arranged side by side on two banded structures.
In order to solve the above technical problems, one aspect of the present invention is：There is provided a kind of using above-mentioned light source system
The optical projection system of system.
The beneficial effects of the invention are as follows：It is different from the situation of prior art, optical projection system of the invention, light-source system and light
Filtering apparatus in source component is relatively fixed with Wavelength converter, and is driven by same drive device, has structure letter
It is single, be easily achieved and the advantages that synchronism is high.
Brief description of the drawings
Fig. 1 is the structural representation of the first embodiment of light-source system of the present invention；
Fig. 2 is the front view of the Wavelength converter and filtering apparatus in the light-source system shown in Fig. 1；
Fig. 3 is the structural representation of the second embodiment of light-source system of the present invention；
Fig. 4 is the front view of the Wavelength converter and filtering apparatus in the light-source system shown in Fig. 3；
Fig. 5 is the structural representation of the 3rd embodiment of light-source system of the present invention；
Fig. 6 is the front view of the Wavelength converter and filtering apparatus in the light-source system shown in Fig. 5；
Fig. 7 is the structural representation of the fourth embodiment of light-source system of the present invention；
Fig. 8 is the structural representation of the 5th embodiment of light-source system of the present invention；
Fig. 9 is the structural representation of the sixth embodiment of light-source system of the present invention；
Figure 10 is the structural representation of the 7th embodiment of light-source system of the present invention；
Figure 11 is the structural representation of the 8th embodiment of light-source system of the present invention；
Figure 12 is the structural representation of the 9th embodiment of light-source system of the present invention；
Figure 13 is the structural representation of the tenth embodiment of light-source system of the present invention；
Figure 14 is the structural representation of the 11st embodiment of light-source system of the present invention；
Figure 15 is the structural representation of the 12nd embodiment of light-source system of the present invention；
Figure 16 is the front view of the Wavelength converter and filtering apparatus in the light-source system shown in Figure 15.
Embodiment
Fig. 1 and Fig. 2 are referred to, Fig. 1 is the structural representation of the first embodiment of light-source system of the present invention, and Fig. 2 is Fig. 1 institutes
The front view of Wavelength converter and filtering apparatus in the light-source system shown.As shown in figure 1, the light-source system of the present embodiment
100 mainly include exciting light sources 101, dichroscope (dichroic mirror) 102 and speculum 104, the and of lens 103
105th, Wavelength converter 106, filtering apparatus 107, drive device 108 and dodging device 109.
Exciting light sources 101 are used to produce an exciting light.In the present embodiment, exciting light sources 101 are one ultraviolet or near
Ultraviolet laser or ultraviolet or near ultraviolet light emitting diode, to produce ultraviolet or near ultraviolet excitated light.
As shown in Fig. 2 Wavelength converter 106 is a cyclic structure, including an at least wavelength-converting region.In the present embodiment
In, Wavelength converter 106 includes feux rouges transition zone, green glow transition zone, the blue light of the circumferentially segmented setting around its cyclic structure
Transition zone and gold-tinted transition zone.Different material for transformation of wave length (such as phosphor is respectively arranged with above-mentioned wavelength-converting region
Material or nano material).Above-mentioned material for transformation of wave length can by ultraviolet or near ultraviolet excitated light wavelength conversion incident thereon into
The stimulated light of respective color.Specifically, ultraviolet or near ultraviolet excitated light incident thereon is converted into red by feux rouges transition zone
Ultraviolet or near ultraviolet excitated light incident thereon is converted into green glow stimulated light, blue light conversion by light stimulated light, green glow transition zone
Ultraviolet or near ultraviolet excitated light incident thereon is converted into blue light stimulated light by area, and gold-tinted transition zone then will be incident thereon
Ultraviolet or near ultraviolet excitated light be converted into gold-tinted stimulated light.In the present embodiment, one is entered below above-mentioned material for transformation of wave length
Step sets reflective, and then reflects the stimulated light that above-mentioned material for transformation of wave length is changed so that stimulated light turns from above-mentioned wavelength
The exit direction for changing area is opposite with the incident direction of the relatively above-mentioned wavelength-converting region of exciting light.
As shown in Fig. 2 filtering apparatus 107 is a cyclic structure, it is coaxially fixed with Wavelength converter 106, and specifically
It is arranged on the outside of the ring of Wavelength converter 106.In other embodiments, filtering apparatus 107 can also be arranged at wavelength convert
On the inside of the ring of device 106.Filtering apparatus 107 includes an at least filter area.In the present embodiment, filtering apparatus 107 is included around it
Feux rouges filter area, green glow filter area, blue light filter area and the gold-tinted filter area of the circumferentially segmented setting of cyclic structure.Above-mentioned filter
Light area and the wavelength-converting region of each color on Wavelength converter 106 are correspondingly arranged.In the present embodiment, the ripple of same color
Long transition zone and filter area relative wavelength conversion equipment 106 and the center of the cyclic structure of filtering apparatus 107 are set into 180 degree.
Above-mentioned filter area has different filter ranges, and then the stimulated light of respective color is filtered, to improve the color of stimulated light
Purity.
Certainly, the wavelength-converting region of same color and the ring of filter area relative wavelength conversion equipment 106 and filtering apparatus 107
The center of shape structure can also be set into other angles.
As shown in figure 1, drive device 108 is the tumbler with a rotary shaft 1081, such as rotation motor.Wavelength turns
Changing device 106 is coaxially fixed in rotary shaft 1081 with filtering apparatus 107, and the synchronous axial system under the driving of rotary shaft 1081.
In the course of work of the light-source system 100 shown in Fig. 1, ultraviolet caused by exciting light sources 101 or near ultraviolet
Exciting light transmits through dichroscope 102, is incided after lens 103 carry out optically focused on Wavelength converter 106, and turn in wavelength
Hot spot 101A as shown in Figure 2 is formed on changing device 106.Wavelength converter 106 and filtering apparatus 107 are in drive device 108
Driving under synchronous axial system, and then cause each filter on each wavelength-converting region and the filtering apparatus 107 on Wavelength converter 106
Light area synchronous axial system.It is each on Wavelength converter 106 in the rotation process of Wavelength converter 106 and filtering apparatus 107
Wavelength-converting region is arranged at successively and periodically ultraviolet caused by exciting light sources 101 or near ultraviolet excitated light propagation path
On so that ultraviolet or near ultraviolet excitated light is converted into the stimulated light of different colours successively in the presence of each wavelength-converting region.No
Stimulated light with color is further reflected by above-mentioned each wavelength-converting region, and through lens 103 and 105 and the He of dichroscope 102
Filtering apparatus 107 is incided after the first optical module guiding that speculum 104 is formed, forms hot spot 101B as shown in Figure 2.
In the first optical module, lens 103 and 105 are respectively used to be collected stimulated light and optically focused, with reduce by
The angle of divergence of laser.Dichroscope 102 and speculum 104 are then used to reflect stimulated light, to change the direction of propagation of stimulated light.
In the present embodiment, dichroscope 102 and speculum 104 are mutually in 90 degree of settings, and the incident direction of relative stimulated light is in 45 degree
Set.In the present embodiment, under the reflex of dichroscope 102 and speculum 104, the direction of propagation of stimulated light is translated
Preset distance and reversion 180 degree, and hot spot 101A and hot spot 101B relative wavelengths conversion equipment 106 and the ring of filtering apparatus 107
The center of shape structure is set in 180 degree.
Now, because Wavelength converter 106 and filtering apparatus 107 are relatively fixed, and Wavelength converter 106 and filter
The wavelength-converting region of same color on electro-optical device 107 relative wavelength conversion equipment 106 same with filter area and filtering apparatus 107
Cyclic structure center in 180 degree set and synchronous axial system, it is hereby ensured that by Wavelength converter 106 each wavelength turn
The stimulated light for changing different colours caused by area is incided on filtering apparatus 107 after dichroscope 102 and speculum 104 act on
On the filter area of same color, and then filtered by the filter area of same color to improve excitation.Through filtering apparatus 107
Stimulated light after filter area filtering is further incident upon dodging device 109, to carry out dodging.
In the light-source system 100 of the present embodiment, Wavelength converter 106 and filtering apparatus 107 are relatively fixed and by same
One drive device synchronously drives, while is carried out the wavelength-converting region of same color and filter area together using the first optical module
Step, have the advantages that it is simple in construction, be easily achieved and synchronism is high.In addition, each element relative excitation of the first optical module
Radiant remains stationary, avoid and rotated with Wavelength converter 106 and filtering apparatus 107, therefore its optical stability is higher.
Further, due to being usually that approximate Lambertian is distributed by stimulated light caused by wavelength convert, if the stimulated light is straight
Access is mapped on filter area, then its incidence angle all exists from 0 degree to 90 degree.However, the penetrance of filter area is with incidence angle
Increase and drift, therefore in first optical module of the present embodiment further set beam condensing unit (for example, lens 105) to by
Laser carries out optically focused so that the incidence angle that stimulated light incides filter area is smaller, further increases filter effect.Preferred real
Apply in example, by adjusting the first optical module, may be such that the incidence angle for inciding filtering apparatus 107 of stimulated light is less than or equal to 60
Energy in the range of degree accounts for more than the 90% of gross energy.In the present embodiment, dichroscope 102 and speculum 104 can be by them
The plane reflection device of his form is replaced, and lens 103 and 105 can be replaced by the Optical devices of other forms.For example,
Lens 105 can be solid either hollow tapered light rod, lens or lens group, hollow or solid compound optically focused
The various forms of beam condensing units such as device or curved reflector.
In addition, in the present embodiment, the wavelength-converting region on Wavelength converter 106 can be feux rouges transition zone, green glow
Any combination of one or more of transition zone, blue light transition zone and gold-tinted transition zone, and select other appropriate light sources
As exciting light sources.Or those skilled in the art can be arranged as required to the wavelength-converting region of other colors and swash
Illuminating source.Now, the filter area on filtering apparatus 107 is then according to produced by the wavelength-converting region on Wavelength converter 106
Stimulated light color carry out corresponding configuration, the present invention this is not restricted.
Fig. 3 and Fig. 4 are referred to, Fig. 3 is the structural representation of the second embodiment of light-source system of the present invention, and Fig. 4 is Fig. 3 institutes
The front view of Wavelength converter and filtering apparatus in the light-source system shown.The light-source system 200 of the present embodiment and Fig. 1 and figure
The difference of light-source system 100 shown in 2 is, exciting light sources 201 are a blue laser or blue light-emitting diode, with
Produce blue light exciting light.As shown in figure 4, in the present embodiment, Wavelength converter 206 is except including feux rouges transition zone, gold-tinted
Outside transition zone and green glow transition zone, further comprise a blue light transparent area.Filtering apparatus 207 then includes feux rouges filter area, Huang
Light filter area and green glow filter area.In the present embodiment, it is saturating with the blue light of Wavelength converter 206 to filtering apparatus 207
Optical requirement is not done in region corresponding to light area, but for the balance of rotation, it can be provided counterweight equilibrium area, and then and other
Filter area keeps same or analogous weight.In the present embodiment, under the driving of drive device 208, Wavelength converter 206
With the synchronous axial system of filtering apparatus 207 so that each wavelength-converting region and blue light transparent area on Wavelength converter 206 are successively and all
Phase property is arranged at caused by exciting light sources 201 on the propagation path of blue light exciting light.Wherein, each wavelength-converting region is by incidence
The stimulated light of corresponding color is converted into blue light exciting light thereon and is reflected, and blue light transparent area then transmits and incides it
On blue light exciting light.Appropriate scattering mechanism can be set on blue light transparent area, to destroy the collimation of blue light exciting light.Through ripple
Long conversion equipment 206 reflect after stimulated light formed through lens 203 and 205 and dichroscope 202 and speculum 204 the
The filter area of the respective color on filtering apparatus 207 is incided after the guiding of one optical module, is filtered by the filter area to carry
High color purity.The blue light exciting light transmitted through Wavelength converter 206 is in lens 210 and 213, speculum 211 and dichroic
Mirror 212 forms to be merged under the guiding of the second optical module with the stimulated light progress light path after the filtering of filtering apparatus 207, and altogether
With dodging device 209 is incided, to carry out dodging.
In second optical module, lens 210 and 213 are respectively used to excite the blue light transmitted through Wavelength converter 206
Light is collected and optically focused, and speculum 211 and dichroscope 212 are then used for the blue light to being transmitted through Wavelength converter 206
Exciting light is reflected, to change its propagation path.In the present embodiment, speculum 211 and dichroscope 212 are mutually set parallel
Put, and the incident direction of relative blue light exciting light is set in 45 degree, make it that the direction of propagation of blue light exciting light is translated predetermined
Distance and direction keep constant.
In the present embodiment, by transmission mode by blue light exciting light caused by exciting light sources 201 directly as blue light
Output.In the present embodiment, speculum 211 and dichroscope 212 can equally be replaced by the plane reflection device of other forms,
And lens 210 and 213 can be replaced by the Optical devices of other forms.In addition, said structure is equally applicable to use it
In the light-source system of the exciting light sources of his color.
Fig. 5 and Fig. 6 are referred to, Fig. 5 is the structural representation of the 3rd embodiment of light-source system of the present invention, and Fig. 6 is Fig. 5 institutes
The front view of Wavelength converter and filtering apparatus in the light-source system shown.The light-source system 300 of the present embodiment and Fig. 3 and figure
The difference of light-source system 200 shown in 4 is that light-source system 300 further comprises one on the basis of exciting light sources 301
Red illumination light source 315 (for example, red laser or red light-emitting diode), to produce a red illumination light.Red illumination
Light source 315 is respectively arranged at the opposite sides of Wavelength converter 306 and filtering apparatus 307 with exciting light sources 301.Feux rouges shines
Red illumination light caused by Mingguang City source 315 incides Wavelength converter through lens 314, dichroscope 311 and lens 310
306, and its incident direction is opposite with the incident direction of exciting light caused by exciting light sources 301.
In the present embodiment, Wavelength converter 306 include feux rouges transparent area, gold-tinted transition zone, green glow transition zone and
Blue light transparent area.Filtering apparatus 307 then includes feux rouges transparent area, gold-tinted filter area, green glow filter area and counterweight equilibrium area.
In the present embodiment, under the driving of drive device 308, Wavelength converter 306 and the synchronous axial system of filtering apparatus 307 so that ripple
Each wavelength-converting region, feux rouges transparent area and blue light transparent area on long conversion equipment 306 are arranged at successively and periodically and excited
Caused by blue light exciting light caused by radiant 301 and red illumination light source 315 on the propagation path of red illumination light.
Wherein, blue light exciting light incident thereon is converted into the stimulated light of corresponding color and reflected by each wavelength-converting region, blue
Light transparent area transmits blue light exciting light incident thereon, and feux rouges transparent area then transmits red illumination light incident thereon.It is blue
Appropriate scattering mechanism can be set on light transparent area and feux rouges transparent area, to destroy the collimation of blue light exciting light and red illumination light
Property.Stimulated light after the reflection of Wavelength converter 306 is through lens 303 and 305 and dichroscope 302 and the institute of speculum 304
The filter area of the respective color on filtering apparatus 307 is incided after the first optical module guiding of composition, is carried out by the filter area
Filter to improve excitation.The red illumination light transmitted through Wavelength converter 306 is through lens 303 and 305 and dichroscope
302 and speculum 304 formed the first optical module guiding along with stimulated light identical light path incidence filtering apparatus 307
Feux rouges transparent area, and transmitted through feux rouges transparent area.The blue light exciting light transmitted through Wavelength converter 306 is in lens 310 and 313
And under the guiding of the second optical module that is formed of dichroscope 311 and 312 with the stimulated light after the filtering of filtering apparatus 307
And the red illumination light after the transmission of filtering apparatus 307 carries out light path merging, and co-incident is to dodging device 309, to enter
Row dodging.
In a preferred embodiment, in order to ensure dodging device 309 only receives a kind of color in a certain particular moment
Light, the turned position of Wavelength converter 306 is detected, and produce synchronizing signal.Exciting light sources 301 and red illumination
Light source 315 is worked according to the synchronizing signal using timesharing opening ways.Specifically, red illumination light source 315 is only saturating in feux rouges
When light area is arranged at caused by red illumination light source 315 on the propagation path of red illumination light just open, and gold-tinted transition zone,
Green glow transition zone and blue light transparent area are closed when being arranged on the propagation path of red illumination light.Exciting light sources 301 are then
The biography of blue light exciting light caused by exciting light sources 301 is arranged in gold-tinted transition zone, green glow transition zone and blue light transparent area
Just open when broadcasting on path, and closed when feux rouges transparent area is arranged on the propagation path of blue light exciting light.In addition, another
In preferred embodiment, it can also be filtered in the light splitting that feux rouges transparent area sets transmission red illumination light and reflects blue light exciting light
Piece, the anti-of reflection red illumination light is set in the side of gold-tinted transition zone and the close red illumination light source 315 of green glow transition zone
Mirror is penetrated, and transmission blue light exciting light is set in blue light transparent area and reflects the light splitting optical filter of red illumination light.
In the present embodiment, the feux rouges that light-source system 300 exports directly is produced by red illumination light source 315, and then is avoided
The problem of conversion efficiency of feux rouges transition material is low.Certainly, can will be upper in the case where needing further to improve excitation
State feux rouges transparent area and be substituted for feux rouges filter area.In the present embodiment, those skilled in the art, which are fully contemplated that, utilizes other
Lighting source produces the illumination light of other colors.
Fig. 7 is referred to, Fig. 7 is the structural representation of the fourth embodiment of light-source system of the present invention.The light source of the present embodiment
The difference of light-source system 300 shown in system 400 and Fig. 5 and Fig. 6 is that the exciting light sources 401 of the present embodiment are using purple
Outer or blue light excitation source.Meanwhile gold-tinted transition zone, green glow transition zone are set on the Wavelength converter 406 of the present embodiment
With feux rouges transparent area.Therefore, exciting light sources 401 are only used for exciting gold-tinted transition zone and green glow transition zone to be excited to produce gold-tinted
Light and green glow stimulated light.The light-source system 400 of the present embodiment is on the basis of exciting light sources 401 and red illumination light source 415
One blue illumination light source 416 is further set.Blue illumination light is via the He of lens 417 caused by the blue illumination light source 416
418 and the second optical module that is formed of dichroscope 419 with the stimulated light after the filtering of filtering apparatus 407 and through filtering
Red illumination light after device 407 is transmitted or filtered carries out light path merging, and co-incident is to dodging device 409, even to carry out
Light processing.In the present embodiment, exciting light sources 401, red illumination light source 415, blue illumination light source 416 equally can use with
The similar timesharing opening ways work of 3rd embodiment.
In the present embodiment, the feux rouges that light-source system 300 exports directly is produced by red illumination light source 415, light-source system
The blue lights of 300 outputs are directly produced by blue illumination light source 416, and then the conversion efficiency for avoiding material for transformation of wave length is low asks
Topic, while it is more suitable for display field.
Fig. 8 is referred to, Fig. 8 is the structural representation of the 5th embodiment of light-source system of the present invention.The light source of the present embodiment
The difference of light-source system 100 shown in system 500 and Fig. 1 and Fig. 2 is, Wavelength converter 506 is by exciting light sources
Excitation wavelength caused by 501 transmits the stimulated light after being converted into stimulated light.The stimulated light transmitted through Wavelength converter 506 passes through
Filtering apparatus 507 is incided after the first optical module guiding that lens 503 and 505 and speculum 502 and 504 are formed
The filter area of same color, and incide dodging device 509 after the filter area is filtered.
In addition, exciting light sources 501 can also be blue light source, can also further be set in Wavelength converter 506
One transparent area, the transparent area are periodically arranged at caused by exciting light sources 501 on the propagation path of exciting light, and are transmitted this and swashed
It is luminous.The first optics that the exciting light transmitted through the transparent area is formed through lens 503 and 505 and speculum 502 and 504
Component along another transparent area or filter area directed into stimulated light identical light path on filtering apparatus 507, transmitted or
Filtering.
Fig. 9 is referred to, Fig. 9 is the structural representation of the sixth embodiment of light-source system of the present invention.The light source of the present embodiment
The difference of light-source system 500 shown in system 600 and Fig. 8 is that the light-source system 600 of the present embodiment is in exciting light sources
Red illumination light source 615 is further set on the basis of 601, to produce a red illumination light.Red illumination light source 615 is with exciting
Radiant 601 is arranged at the homonymy of Wavelength converter 606 and filtering apparatus 607.Feux rouges caused by red illumination light source 615 shines
Mingguang City reflected through dichroscope 613 and after the optically focused of lens 611 with exciting light sources 601 caused by exciting light enter in same direction
It is mapped to Wavelength converter 606.Wherein, exciting light caused by exciting light sources 601 turns through the wavelength on Wavelength converter 606
Area's wavelength convert is changed into stimulated light, and transmit through Wavelength converter 606.Red illumination light caused by red illumination light source 615
Then directly transmitted through the feux rouges transparent area on Wavelength converter 606.Through Wavelength converter 606 transmission after stimulated light and
Red illumination light is identical with the guiding lower edge of 605 the first optical modules formed with 604 and lens 603 in speculum 602
Light path incide the filter area and feux rouges transparent area of filtering apparatus 607 respectively.Through filter area filtering stimulated light and through feux rouges
The red illumination light of transparent area transmission is further incident upon dodging device 609.In addition, above-mentioned feux rouges transparent area can also be by feux rouges
Filter area is replaced.In addition, the exciting light sources 601 in the present embodiment can equally use and the 3rd with red illumination light source 615
The similar timesharing opening ways of embodiment are operated.
Figure 10 is referred to, Figure 10 is the structural representation of the 7th embodiment of light-source system of the present invention.The light of the present embodiment
The difference of light-source system 600 shown in source system 700 and Fig. 9 is that the light-source system 700 of the present embodiment is in laser radiant
701 and red illumination light source 715 on the basis of further set a blue illumination light source 716.The blue illumination light source 716 is produced
Raw blue illumination light is through the second optical module that lens 717 and dichroscope 718 are formed with being filtered through filtering apparatus 707
Stimulated light afterwards and the red illumination light after filtering apparatus 707 is filtered or transmitted carry out light path merging, and co-incident arrives
Dodging device 709, to carry out dodging.Exciting light sources 701, red illumination light source 715 and blue light in the present embodiment
Lighting source 716 can be equally operated using the timesharing opening ways similar with 3rd embodiment.
Figure 11 is referred to, Figure 11 is the structural representation of the 8th embodiment of light-source system of the present invention.The light of the present embodiment
The difference of light-source system 100 shown in source system 800 and Fig. 1 and Fig. 2 is that the exciting light sources 801 of the present embodiment produce
Exciting light by fly's-eye lens 803 and 804 and condenser lens 805 to carry out the light inlet through reflection unit 802 after optically focused incident
To Wavelength converter 806.Through the stimulated light that Wavelength converter 806 reflects through being in semi-ellipsoid shape or anti-in hemispherical and light
The reflection unit 802 penetrated in facing reflexes to filtering apparatus 807.The stimulated light filtered through filtering apparatus 807 is further incident upon
Tapered light rod 809.Wherein, when reflection unit 802 is in semi-ellipsoid shape, reflection unit 802 being capable of reflexive injection device 802 in the future
The stimulated light of a near focal point reflex to another near focal point of reflection unit 802.When reflection unit 802 is in hemispherical
When, being set in the position for closing on the centre of sphere substantially can also be wherein one on symmetrical two symmetric points of the centre of sphere, reflection unit 802
The stimulated light of symmetric points reflexes to another symmetric points.In addition, in other embodiments, reflection unit 802 can be not provided with into light
Mouthful, now exciting light sources 801 are respectively arranged at the both sides of Wavelength converter 806 with reflection unit 802.Exciting light sources
Caused stimulated light is further transmitted to reflection unit 802 after exciting light caused by 801 can be irradiated to Wavelength converter 806
On.
It is worth noting that, under the reflex of reflection unit 802, exciting light caused by laser radiant 801 exists
The caused hot spot on filtering apparatus 807 fills caused hot spot relative to wavelength convert with stimulated light on Wavelength converter 806
The center of the cyclic structure of 806 and filtering apparatus 807 is put in 0 degree of setting, therefore in Wavelength converter 806 and filtering apparatus
The wavelength-converting region of same color and filter area are also required to the ring relative to Wavelength converter 806 and filtering apparatus 807 on 807
The center of shape structure is in 0 degree of setting.
Certainly, in other embodiments, by appropriate optical facilities, exciting light can be adjusted in Wavelength converter
Caused hot spot and stimulated light caused hot spot relative wavelength conversion equipment 806 and filtering apparatus on filtering apparatus 807 on 806
The center of 807 cyclic structure is set in any angle, hence in so that the phase on Wavelength converter 806 and filtering apparatus 807
With the wavelength-converting region of color and filter area relative to Wavelength converter 806 and the center of the cyclic structure of filtering apparatus 807
Set in any angle.
Figure 12 is referred to, Figure 12 is the structural representation of the 9th embodiment of light-source system of the present invention.The light of the present embodiment
The difference of light-source system 800 shown in source system 900 and Figure 11 is that Wavelength converter 906 is with filtering apparatus 907 by propping up
Frame 908 is coaxially fixed, and axially spaced setting.A taper is set to lead between Wavelength converter 906 and filtering apparatus 907
Optical wand 909.After exciting light caused by exciting light sources 901 carries out optically focused by fly's-eye lens 903 and 904 and condenser lens 905
Light inlet through reflection unit 902 incides Wavelength converter 906.The stimulated light reflected through Wavelength converter 906 is incident
To reflection unit 902 and reflected.The stimulated light reflected through reflection unit 902 initially enters lamp guide 909.Lamp guide 909
Stimulated light is collected, to reduce the angle of divergence of stimulated light.Stimulated light after the leaded light of lamp guide 909 incides filtering apparatus
On 907 so that incident angle of the stimulated light on filtering apparatus 907 is smaller, improves filter effect.In the present embodiment, lead
Optical wand 909 can also can be realized that the Optical devices of above-mentioned function replace by other.In addition, in the present embodiment, wavelength convert
If transmission-type, reflection unit 902 can be omitted device 906, and now stimulated light is directly transmitted to through Wavelength converter 906
Lamp guide 909.
As described above, can be in exciting light sources 801 and 901 in the embodiment shown in Figure 11 and Figure 12
On the basis of further increase lighting source, such as red illumination light source or blue illumination light source.
Figure 13 is referred to, Figure 13 is the structural representation of the tenth embodiment of light-source system of the present invention.The light of the present embodiment
The difference of light-source system 100 shown in source system 1000 and Fig. 1 and Fig. 2 is, the Wavelength converter 1006 of the present embodiment
Structure is cylindrical in shape, wavelength-converting region is arranged on the lateral wall of the tubular structure.The filtering apparatus 1007 of the present embodiment is ring-type
The structure and tubular structure is coaxially fixed.Wavelength converter 1006 and filtering apparatus 1007 are further coaxially fixed on driving dress
Put in 1008 rotary shaft, and the coaxial and synchronous axial system under the driving of drive device 1008.
In the course of work of the light-source system 1000 of the present embodiment, exciting light is through two caused by exciting light sources 1001
Transmitted to Look mirror 1002, and on the lateral wall for inciding Wavelength converter 1006 after lens 1003 carry out optically focused.Wavelength turns
Exciting light is converted into stimulated light by the wavelength-converting region on the lateral wall of changing device 1006, and reflects the stimulated light.Turn through wavelength
The first optical module that the stimulated light that changing device 1006 reflects is formed through lens 1003 and 1004 and dichroscope 1002 is led
Filtering apparatus 1007 is incided after drawing.Filter area on filtering apparatus 1007 is arranged at the tubular structure of Wavelength converter 1006
Outside, and then stimulated light can be received and stimulated light is filtered to improve excitation.Filter through filtering apparatus 1007
Stimulated light after the filtering of light area is further incident upon dodging device 1009, to carry out dodging.In other embodiments, wavelength
Stimulated light can also be transmitted on filtering apparatus 1007 by conversion equipment 1006.
Figure 14 is referred to, Figure 14 is the structural representation of the 11st embodiment of light-source system of the present invention.The present embodiment
The difference of light-source system 100 shown in light-source system 1100 and Fig. 1 and Fig. 2 is, the Wavelength converter of the present embodiment
1106 with filtering apparatus 1107 be two coaxial fixed and mutually nested tubular structures, and wavelength-converting region and first, which are filtered, to be distinguished
It is not arranged in the side wall of two tubular structures.Wherein, filtering apparatus 1107 is located at the outside of Wavelength converter 1106.Ripple
Long conversion equipment 1106 and filtering apparatus 1107 are further coaxially fixed in the rotary shaft of drive device 1108, and are filled in driving
Put coaxial and synchronous axial system under 1108 driving.
In the course of work of the light-source system 1100 of the present embodiment, exciting light caused by exciting light sources 1101 is through anti-
Penetrate mirror 1102 to reflect, and incided after lens 1103 carry out optically focused on Wavelength converter 1106.Wavelength converter 1106
On wavelength-converting region exciting light is converted into stimulated light, and transmit the stimulated light.Through Wavelength converter 1106 transmit by
Filtering apparatus 1107 is incided after the first optical module guiding that laser is formed through lens 1104.Filter on filtering apparatus 1107
Stimulated light is filtered to improve excitation in light area.Stimulated light after the filter area filtering of filtering apparatus 1107 further enters
Dodging device 1109 is mapped to, to carry out dodging.
Refer to Figure 15 and Figure 16, Figure 16 is the structural representation of the 12nd embodiment of light-source system of the present invention, Figure 16
It is the front view of Wavelength converter in the light-source system shown in Figure 15 and filtering apparatus.The light-source system 1200 of the present embodiment
It is with the difference of light-source system 200 shown in Fig. 3 and Fig. 4, the Wavelength converter 1206 and filtering apparatus of the present embodiment
1207 be end to end two banded structures, and wavelength-converting region and the first filter area are arranged side by side in two banded structures
On.Feux rouges transition zone that in the present embodiment, Wavelength converter 1206 further comprises sequentially setting side by side and from top to bottom,
Green glow transition zone, blue light transparent area and gold-tinted transition zone, filtering apparatus 1207 then include side by side and sequentially set from top to bottom
Feux rouges filter area, green glow filter area, vacant area and gold-tinted filter area.
Wavelength converter 1206 and filtering apparatus 1207 appropriate drive device (for example, linear motor) driving
It is lower to carry out reciprocal linear translation, to cause feux rouges transition zone, green glow transition zone, the blue light printing opacity on Wavelength converter 1206
Area and gold-tinted transition zone are periodically arranged at caused by exciting light sources 1201 on the propagation path of blue light exciting light.Its
In, blue light exciting light incident thereon is converted into the stimulated light of corresponding color and reflected by each wavelength-converting region, and blue
Light transparent area then transmits blue light exciting light incident thereon.Appropriate scattering mechanism can be set on blue light transparent area, to destroy
The collimation of blue light exciting light.Stimulated light after the reflection of Wavelength converter 1206 is through lens 1203 and 1205, dichroscope
1202 and the first optical module guiding that is formed of speculum 1204 after incide respective color on filtering apparatus 1207
Filter area, filtered by the filter area to improve excitation.The blue light exciting light transmitted through Wavelength converter 1206 is saturating
Mirror 1210 and 1213, speculum 1211 and dichroscope 1212 form under the guiding of the second optical module with through filtering apparatus
Stimulated light after 1207 filterings carries out light path merging, and co-incident is to dodging device 1209, to carry out dodging.This implementation
The Wavelength converter 1206 of example and the structure of filtering apparatus 1207 can be applied equally in above-described other embodiment,
It will not be repeated here.
Formed the present invention further provides a kind of Wavelength converter by above-described embodiment and filtering apparatus
Light source assembly.
In summary, the filtering apparatus in light-source system and light source assembly of the invention is relative with Wavelength converter solid
It is fixed, and be driven by same drive device, have the advantages that it is simple in construction, be easily achieved and synchronism is high.
Embodiments of the invention are the foregoing is only, are not intended to limit the scope of the invention, it is every to utilize this hair
The equivalent structure or equivalent flow conversion that bright specification and accompanying drawing content are made, or directly or indirectly it is used in other related skills
Art field, is included within the scope of the present invention.
Claims (8)
1. a kind of light-source system, it is characterised in that the light-source system includes：
Exciting light sources, for producing an exciting light；
Wavelength converter, the Wavelength converter include an at least wavelength-converting region；
Filtering apparatus, the filtering apparatus are relatively fixed with the Wavelength converter, and including at least one first filter area；
Drive device, for driving the Wavelength converter and the filtering apparatus so that the wavelength-converting region with it is described
First filter area is synchronized with the movement, and the wavelength-converting region is periodically arranged on the propagation path of the exciting light, and then
The excitation wavelength is converted into stimulated light；
First optical module, first filter area is incided for guiding the stimulated light, first filter area is to described
Stimulated light is filtered, to improve the excitation of the stimulated light；
The Wavelength converter is a tubular structure, and the filtering apparatus is a cyclic structure, and same with the tubular structure
Axle is fixed, with the coaxial and synchronous axial system under the driving of the drive device.
2. light-source system according to claim 1, it is characterised in that the wavelength-converting region is arranged at the tubular structure
Lateral wall, and reflect the stimulated light, first filter area is arranged in the cyclic structure and is located at the tubular knot
The outside of structure, to receive the stimulated light.
3. light-source system according to claim 1, it is characterised in that the wavelength-converting region is arranged to be excited described in reflection
Light, so that the stimulated light entering from the exit direction wavelength-converting region relative with the exciting light of the wavelength-converting region
Penetrate in opposite direction.
4. light-source system according to claim 1, it is characterised in that first optical module is collected including an at least light
Device, the light collecting device collects the stimulated light, and causes the incidence for inciding the filtering apparatus of the stimulated light
The energy that angle is less than or equal in the range of 60 degree accounts for more than the 90% of gross energy.
5. light-source system according to claim 1, it is characterised in that first optical module includes at least one reflection and filled
Put, the reflection unit is reflected the stimulated light, and to change the direction of propagation of the stimulated light, the reflection unit is
Plane reflection device.
6. a kind of light source assembly, it is characterised in that the light source assembly includes：
Wavelength converter, the Wavelength converter include an at least wavelength-converting region；
Filtering apparatus, the filtering apparatus are relatively fixed with the Wavelength converter, and including an at least filter area, so that institute
Wavelength-converting region is stated to be synchronized with the movement under the driving of drive device with the filter area；
The Wavelength converter is a tubular structure, and the filtering apparatus is a cyclic structure, and same with the tubular structure
Axle is fixed.
7. light source assembly according to claim 6, it is characterised in that the wavelength-converting region is arranged at the tubular structure
Lateral wall, the filter area is arranged in the cyclic structure, and positioned at the outside of the tubular structure.
8. a kind of optical projection system, it is characterised in that including the light-source system as described in claim 1-5 any one.
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| CN201510310042.XA CN104965385B (en) | 2011-07-08 | 2011-07-08 | Optical projection system, light-source system and light source assembly |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510310042.XA CN104965385B (en) | 2011-07-08 | 2011-07-08 | Optical projection system, light-source system and light source assembly |
| CN201110191454.8A CN102566230B (en) | 2010-12-08 | 2011-07-08 | Projection system, light source system and light source component |
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| CN201110191454.8A Division CN102566230B (en) | 2010-12-08 | 2011-07-08 | Projection system, light source system and light source component |
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| CN104965385A CN104965385A (en) | 2015-10-07 |
| CN104965385B true CN104965385B (en) | 2018-01-26 |
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| CN201510310317.XA Active CN105045024B (en) | 2011-07-08 | 2011-07-08 | Optical projection system, light-source system and light source assembly |
| CN201510310041.5A Active CN104965384B (en) | 2011-07-08 | 2011-07-08 | Optical projection system, light-source system and light source assembly |
| CN201510308569.9A Active CN104914657B (en) | 2011-07-08 | 2011-07-08 | Projection system, light source system and light source assembly |
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| CN201510310041.5A Active CN104965384B (en) | 2011-07-08 | 2011-07-08 | Optical projection system, light-source system and light source assembly |
| CN201510308569.9A Active CN104914657B (en) | 2011-07-08 | 2011-07-08 | Projection system, light source system and light source assembly |
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| CN107703705A (en) | 2016-08-09 | 2018-02-16 | 深圳市光峰光电技术有限公司 | Light-source system and projector equipment |
| US10371626B2 (en) * | 2016-08-17 | 2019-08-06 | Kla-Tencor Corporation | System and method for generating multi-channel tunable illumination from a broadband source |
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| CN106773481B (en) * | 2016-12-23 | 2018-10-09 | 海信集团有限公司 | A kind of projection light source and projection device |
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| CN108803213B (en) * | 2017-04-27 | 2021-03-19 | 中强光电股份有限公司 | Wavelength conversion filter module and lighting system |
| CN109870871A (en) * | 2017-12-04 | 2019-06-11 | 深圳光峰科技股份有限公司 | Light-source system and optical projection system |
| CN109917610B (en) * | 2017-12-12 | 2020-12-01 | 中强光电股份有限公司 | Light source module and projection device |
| CN110095928B (en) * | 2018-01-27 | 2021-10-26 | 深圳光峰科技股份有限公司 | Light source system and projection equipment |
| CN110275372A (en) * | 2018-03-14 | 2019-09-24 | 中强光电股份有限公司 | Projection arrangement and lighting system |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN104965385A (en) | 2015-10-07 |
| CN105045024A (en) | 2015-11-11 |
| CN104914657B (en) | 2017-04-12 |
| CN105045024B (en) | 2017-08-29 |
| CN104965384B (en) | 2019-03-05 |
| CN104914657A (en) | 2015-09-16 |
| CN104965384A (en) | 2015-10-07 |
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