CN108916666A - High color rendering index (CRI) laser white light obtains equipment and its implementation - Google Patents
High color rendering index (CRI) laser white light obtains equipment and its implementation Download PDFInfo
- Publication number
- CN108916666A CN108916666A CN201710245469.5A CN201710245469A CN108916666A CN 108916666 A CN108916666 A CN 108916666A CN 201710245469 A CN201710245469 A CN 201710245469A CN 108916666 A CN108916666 A CN 108916666A
- Authority
- CN
- China
- Prior art keywords
- light source
- light
- cri
- color rendering
- high color
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V7/00—Reflectors for light sources
- F21V7/22—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors
Abstract
The present invention relates to a kind of high color rendering index (CRI) laser white light obtain equipment include light source emitter and in face of the light source emitter the setting of light source exit end and maintain with the light source emitter setting spacing light conversion medium, the light source emitter includes blue laser emitter and red-light source emitter, the smooth conversion medium can absorb the incident light source that the light source emitter is launched, the high color rendering index (CRI) laser white light of colour temperature needed for obtaining.The invention overcomes existing high color rendering index (CRI) laser white light and obtains the disadvantage that the source mass that equipment goes out high color rendering index (CRI) laser white light caused by light using back side illuminaton front by exciting light conversion medium is bad, brightness is bad, has the advantages that high color rendering index (CRI) laser white light uniformly and good brightness, quality are good.
Description
Technical field
The present invention relates to a kind of high color rendering index (CRI) laser white lights to obtain equipment and its implementation, applies in lighting area.
Background technique
It is usually back to the one of light conversion medium beam projecting face that existing high color rendering index (CRI) laser white light, which obtains equipment,
Side, which is irradiated, excites light conversion medium, and the high color rendering index (CRI) laser white light of the required colour temperature of acquisition is by light conversion medium
Front (i.e. beam projecting face) outgoing.But since the more general light beam of the light intensity of laser is much better than, and hot spot compares concentration, is easy
Cause the edge of high color rendering index (CRI) laser white light (outgoing light source) phenomena such as irregular colour, brightness is bad often occur, affects height
The source mass of colour rendering index laser white light.Therefore it provides a kind of white using front excitation positive light, high color rendering index (CRI) laser out
Light uniformly and the good high color rendering index (CRI) laser white light of good brightness, quality obtain equipment and its implementation oneself become when business urgently.
Summary of the invention
In order to overcome existing high color rendering index (CRI) laser white light to obtain equipment by exciting light conversion medium using back side illuminaton
The disadvantage that the source mass that front goes out high color rendering index (CRI) laser white light caused by light is bad, brightness is bad, the present invention provide one
Kind high color rendering index (CRI) laser white light obtains equipment and its implementation, needed for obtaining in such a way that front illuminated front goes out light
The high color rendering index (CRI) laser white light of colour temperature has the advantages that high color rendering index (CRI) laser white light uniformly and good brightness, quality is good.
Technical scheme is as follows：
A kind of high color rendering index (CRI) laser white light obtains equipment, including light source emitter and in face of light source transmitting dress
The light source exit end set is arranged and maintains with the light source emitter light of the spacing (generally between 1mm-30cm) of setting
Conversion medium, the light source emitter include blue laser emitter and red-light source emitter, and the light conversion is situated between
Mass-energy absorbs the incident light source that the light source emitter is launched, the high color rendering index (CRI) laser white light of colour temperature needed for obtaining.Institute
Stating light conversion medium is polyhedron；The light source of the beam projecting of the smooth conversion medium facing towards the light source emitter is emitted
End, and the light source emitter deviates the axial centerline of the smooth conversion medium；The high color rendering index (CRI) laser white light obtains
Equipment further include be coated on light conversion medium in the other faces in addition to the plane of light incidence at least one side for described
The reflectance coating that high color rendering index (CRI) laser white light is reflected.
It is different from existing high color rendering index (CRI) laser white light and obtains and swash used by equipment in the back side illuminaton of light conversion medium
The method sent out and obtain the high color rendering index (CRI) laser white light of required colour temperature from its front, the high color rendering index (CRI) laser white light of the application
It obtains equipment and has set reflectance coating at least one side plating of the light conversion medium in other faces in addition to plane of light incidence, work as incident light source
It is absorbed after the front incidence of light conversion medium by light conversion medium, the high color rendering index (CRI) laser white light of colour temperature needed for obtaining, when this
High color rendering index (CRI) laser white light is reflected when reaching the reflection film location by the reflectance coating, effectively overcomes because of incident light source light beam
Too strong and hot spot compares concentration, and the shortcomings that irregular colour, brightness bad phenomenon often occurs in the edge of caused outgoing light source.It should
High color rendering index (CRI) laser white light obtains the outgoing light source of equipment uniformly and good brightness, quality are good.
The light source emitter further includes green-light source emitter.
It is further added by green-light source on the basis of blue laser and red-light source, can further improve the colour developing of laser white light
Index.
The blue laser output wavelength that the blue laser emitter issues is 420-470nm, the red-light source hair
The output wavelength of the red-light source of injection device transmitting is 620-750nm, and the emission spectrum of the smooth conversion medium is between 520-
One of 620nm or multiple spectrum combination, the smooth conversion medium absorb the incident light source, obtain 1500-8000K colour temperature
White light be emitted light source, the reflectance coating be 400-800nm reflectance coating.
The purer of the colour temperature can be obtained using containing above-mentioned wavelength blue laser and red-light source exciting light conversion medium
White light source.
The light source emitter further includes green-light source emitter, the green light which launches
The output wavelength of light source is 495-570nm.
The green-light source of the wavelength band can be further improved the colour rendering index of above-mentioned high color rendering index (CRI) laser white light.
The smooth conversion medium is any one of fluorescent glass, transparent fluorescent ceramic, fluorescence monocrystalline or fluorescent powder block.
The fluorescent powder block, which is mixed by fluorescent powder with transparent glue, to be solidified.Wherein, light conversion medium uses fluorescence
Any one of glass, transparent fluorescent ceramic, fluorescence monocrystalline are preferred embodiment.Since the energy of blue laser is higher, if light turns
It changes medium and flourescent sheet made by silica gel is added using traditional fluorescent powder, receiving the case where blue laser irradiates for a long time
Under, can stimulated light generate high temperature and there is color change and failure, shorten the service life of light source, cause out light quality it is unstable.
And if light conversion medium using fluorescent glass, transparent fluorescent ceramic, any in fluorescence monocrystalline when, visible light transmittance is high
And property is stablized, can efficiently and stably be excited by incident light source and obtain it is a kind of can the laser white light applied of standard, the longevity of light source
Life is long and light quality is stablized out, greatlys save cost.
The smooth conversion medium is any one of fluorescent glass, transparent fluorescent ceramic or fluorescence monocrystalline, the fluorescent glass,
Transparent fluorescent ceramic or fluorescence monocrystalline be aluminate, nitride, oxide, nitrogen oxides, silicate, phosphate, sulfate or
Any one of wolframic acid salt system.
Using aluminate, nitride, oxide, nitrogen oxides, silicate, phosphate, sulfate or wolframic acid salt system institute
The excitation transformation efficiency of the fluorescent glass of preparation, transparent fluorescent ceramic or fluorescence monocrystalline is higher.
The smooth conversion medium is square or cuboid or cylindrical body.
The light conversion medium reflection efficiency of the preferable shape is higher, and source mass is good.
The anti-reflection film of 400-800nm is coated on the beam projecting face of the smooth conversion medium.
The setting of the anti-reflection film so that obtained high color rendering index (CRI) laser white light (the laser white light is by 400-
Various light in 800nm wave-length coverage mix) it is more preferable from the beam projecting face of light conversion medium outgoing effect, it improves out
Penetrate the brightness and quality of light source.
The light source emitter is any one of solid state laser, optical fiber laser or semiconductor laser or it is any
Combination is penetrated after laser economic cooperation beam or optically focused that the light source emitter projects when using the combination of various light sources emitter
To light conversion medium.
The light source of the red-light source emitter transmitting is laser light source or LED light source.
Visible light transmittance >=85% of the light conversion medium.
The light conversion medium of high visible light transmissivity absorbs the more efficient of incident light source and light out, realizes high light and turns
Change efficiency.
The implementation method that above-mentioned high color rendering index (CRI) laser white light obtains equipment includes that the light source emitter is launched
Incident light source be irradiated to light conversion medium after, by the light conversion medium absorb, obtain needed for colour temperature high color rendering index (CRI) laser
White light.The implementation method is anti-by the reflectance coating when further including the high color rendering index (CRI) laser white light arrival reflection film location
It penetrates.
The implementation method that the high color rendering index (CRI) laser white light of the application obtains equipment is using back side illuminaton just different from existing
Face goes out the mode that light obtains high color rendering index (CRI) laser white light, but goes out light using front illuminated front, will by adding reflectance coating
The high color rendering index (CRI) laser white light of the required colour temperature obtained is reflected to reach and imitate high color rendering index (CRI) laser white light uniformly
Fruit and the purpose for promoting light-source brightness and quality.
The light source emitter launches the blue laser and 620-750nm of 420-470nm to the smooth conversion medium
Red-light source, the emission spectrum are that the light conversion medium absorption combined between one of 520-620nm or multiple spectrum should
Incident light source obtains the high color rendering index (CRI) laser white light of 1500-8000K colour temperature.
The incident light source cooperates the light conversion medium of the emission spectrum that can obtain the purer of 1500-8000K colour temperature
High color rendering index (CRI) laser white light.
The light source emitter further includes green-light source emitter, which can turn to the light
Change the green-light source that medium emission goes out 495-570nm.
Increase the green-light source, can further promote the colour rendering index of the high color rendering index (CRI) laser white light.
Compared with prior art, the present patent application has the following advantages that：
1) the high color rendering index (CRI) laser white light of the application obtains equipment and its implementation uses front illuminated front to go out light,
Instead of traditional back side illuminaton front go out the mode of light, and by light conversion medium in other faces in addition to plane of light incidence
At least one side plating set the mode of reflectance coating so that high color rendering index (CRI) laser white light is uniformly and good brightness, quality are good；
2) preferred incident light source and the light conversion medium cooperation with specific emission spectrum can obtain 1500-8000K color
The high quality high color rendering index (CRI) laser white light of temperature；
3) setting of anti-reflection film can further promote the bright of light source so that the transmitance of high color rendering index (CRI) laser white light is more preferable
Degree and quality.
Detailed description of the invention
Fig. 1 is the structural schematic diagram that high color rendering index (CRI) laser white light of the present invention obtains apparatus embodiments 1；
Fig. 2 is the A-A section view that high color rendering index (CRI) laser white light of the present invention obtains the smooth conversion medium of apparatus embodiments 1
Figure；
Fig. 3 is that the A '-A ' of the high color rendering index (CRI) laser white light acquisition smooth conversion medium of apparatus embodiments 1 of the present invention is cutd open
View；
Fig. 4 is the structural schematic diagram that high color rendering index (CRI) laser white light of the present invention obtains apparatus embodiments 2；
Fig. 5 is the A-A section view that high color rendering index (CRI) laser white light of the present invention obtains the smooth conversion medium of apparatus embodiments 2
Figure；
Fig. 6 is the structural schematic diagram that high color rendering index (CRI) laser white light of the present invention obtains apparatus embodiments 3；
Fig. 7 is the A-A section view that high color rendering index (CRI) laser white light of the present invention obtains the smooth conversion medium of apparatus embodiments 3
Figure；
Fig. 8 is that the A '-A ' of the high color rendering index (CRI) laser white light acquisition smooth conversion medium of apparatus embodiments 3 of the present invention is cutd open
View；
Fig. 9 is that high color rendering index (CRI) laser white light of the present invention obtains apparatus embodiments 4 when light conversion medium is rectangular
Structural schematic diagram when body；
Figure 10 is that high color rendering index (CRI) laser white light of the present invention obtains apparatus embodiments 4 when light conversion medium is rectangular
The A-A cross-sectional view of body time conversion medium；
Figure 11 is that high color rendering index (CRI) laser white light of the present invention obtains apparatus embodiments 4 when light conversion medium is rectangular
A '-A ' the cross-sectional view of body time conversion medium；
Figure 12 is that high color rendering index (CRI) laser white light of the present invention obtains apparatus embodiments 4 when light conversion medium is pros
Structural schematic diagram when body；
Figure 13 is that high color rendering index (CRI) laser white light of the present invention obtains apparatus embodiments 4 when light conversion medium is pros
The A-A cross-sectional view of body time conversion medium；
Figure 14 is that high color rendering index (CRI) laser white light of the present invention obtains apparatus embodiments 4 when light conversion medium is pros
A '-A ' the cross-sectional view of body time conversion medium；
Figure 15 is that high color rendering index (CRI) laser white light of the present invention obtains apparatus embodiments 5 when light conversion medium is rectangular
Structural schematic diagram when body；
Figure 16 is that high color rendering index (CRI) laser white light of the present invention obtains apparatus embodiments 5 when light conversion medium is rectangular
The A-A cross-sectional view of body time conversion medium；
Figure 17 is that high color rendering index (CRI) laser white light of the present invention obtains apparatus embodiments 5 when light conversion medium is rectangular
A '-A ' the cross-sectional view of body time conversion medium；
Figure 18 is that high color rendering index (CRI) laser white light of the present invention obtains apparatus embodiments 5 when light conversion medium is pros
Structural schematic diagram when body；
Figure 19 is that high color rendering index (CRI) laser white light of the present invention obtains apparatus embodiments 5 when light conversion medium is pros
The A-A cross-sectional view of body time conversion medium；
Figure 20 is that high color rendering index (CRI) laser white light of the present invention obtains apparatus embodiments 5 when light conversion medium is pros
A '-A ' the cross-sectional view of body time conversion medium；
Figure 21 is the structural schematic diagram that high color rendering index (CRI) laser white light of the present invention obtains apparatus embodiments 6；
Figure 22 is that the A-A of the high color rendering index (CRI) laser white light acquisition smooth conversion medium of apparatus embodiments 6 of the present invention is cutd open
View；
Figure 23 is the A '-A ' that high color rendering index (CRI) laser white light of the present invention obtains the smooth conversion medium of apparatus embodiments 6
Cross-sectional view.
Label declaration：
It is light source emitter 1, light conversion medium 2, reflectance coating 3, light source exit end 11, blue laser emitter 12, red
Radiant emitter 13, green-light source emitter 14, beam projecting face 21, anti-reflection film 22.
Specific embodiment
Technical solution of the present invention is described in detail in 1-23 with reference to the accompanying drawings of the specification.
Embodiment 1
As shown in Figure 1-3, it includes light source transmitting dress that a kind of high color rendering index (CRI) laser white light of the present invention, which obtains equipment,
It sets 1 and is arranged in face of the light source exit end 11 of the light source emitter 1 and maintains setting with the light source emitter 1
The light conversion medium 2 of spacing, the light source emitter 1 include blue laser emitter 12 and red-light source emitter
13, the smooth conversion medium 2 can absorb the incident light source that the light source emitter 1 is launched, and the height of colour temperature needed for obtaining is aobvious
Colour index laser white light.The smooth conversion medium 2 is hexahedron.The beam projecting face 21 of the smooth conversion medium 2 is towards described
The light source exit end 11 of light source emitter 1, and the light source emitter 1 deviates the central axis position of the smooth conversion medium 2
It sets；It further includes being coated on the face plane of 2 plane of light incidence of light conversion medium that the high color rendering index (CRI) laser white light, which obtains equipment,
On the reflectance coating 3 for being reflected the high color rendering index (CRI) laser white light.
The implementation method that the high color rendering index (CRI) laser white light obtains equipment includes that the light source emitter 1 is launched
Incident light source be irradiated to light conversion medium 2 after, absorbed by the light conversion medium 2, obtain needed for colour temperature high color rendering index (CRI) swash
Light white light.The implementation method further includes when the high color rendering index (CRI) laser white light reaches 3 position of reflectance coating by the reflection
Film 3 reflects.
Embodiment 2
As illustrated in figures 4-5, it includes light source transmitting dress that a kind of high color rendering index (CRI) laser white light of the present invention, which obtains equipment,
It sets 1 and is arranged in face of the light source exit end 11 of the light source emitter 1 and maintains setting with the light source emitter 1
The light conversion medium 2 of spacing, the light source emitter 1 include blue laser emitter 12 and red-light source emitter
13, the smooth conversion medium 2 can absorb the incident light source that the light source emitter 1 is launched, and the height of colour temperature needed for obtaining is aobvious
Colour index laser white light.The smooth conversion medium 2 is pentahedron.The beam projecting face 21 of the smooth conversion medium 2 is towards described
The light source exit end 11 of light source emitter 1, and the light source emitter 1 deviates the central axis position of the smooth conversion medium 2
It sets；It further includes being coated on one adjacent with 2 plane of light incidence of light conversion medium that the high color rendering index (CRI) laser white light, which obtains equipment,
The reflectance coating 3 for being reflected the high color rendering index (CRI) laser white light in plane.
The light source emitter 1 further includes green-light source emitter 14.
The implementation method that the high color rendering index (CRI) laser white light obtains equipment includes that the light source emitter 1 is launched
Incident light source be irradiated to light conversion medium 2 after, absorbed by the light conversion medium 2, obtain needed for colour temperature high color rendering index (CRI) swash
Light white light.The implementation method further includes when the high color rendering index (CRI) laser white light reaches 3 position of reflectance coating by the reflection
Film 3 reflects.
Embodiment 3
As shown in figs 6-8, it includes light source transmitting dress that a kind of high color rendering index (CRI) laser white light of the present invention, which obtains equipment,
It sets 1 and is arranged in face of the light source exit end 11 of the light source emitter 1 and maintains setting with the light source emitter 1
The light conversion medium 2 of spacing, the light source emitter 1 include blue laser emitter 12 and red-light source emitter
13, the smooth conversion medium 2 can absorb the incident light source that the light source emitter 1 is launched, and the height of colour temperature needed for obtaining is aobvious
Colour index laser white light.The smooth conversion medium 2 is octahedron.The beam projecting face 21 of the smooth conversion medium 2 is towards described
The light source exit end 11 of light source emitter 1, and the light source emitter 1 deviates the central axis position of the smooth conversion medium 2
It sets；The high color rendering index (CRI) laser white light obtain equipment further include be coated on it is adjacent with 2 plane of light incidence of light conversion medium and from
The reflectance coating 3 for being reflected the high color rendering index (CRI) laser white light in two opposite planes of body.
The blue laser output wavelength that the blue laser emitter 12 issues is 420-470nm, the red-light source
The output wavelength for the red-light source that emitter 13 emits is 620-750nm, the emission spectrum of the smooth conversion medium 2 be between
One of 520-620nm or multiple spectrum combination, the smooth conversion medium 2 absorb the incident light source, obtain 1500-
The white light of 8000K colour temperature is emitted light source, and the reflectance coating 3 is the reflectance coating of 400-800nm.
The smooth conversion medium 2 is fluorescent powder block.
It includes the light source emitter 1 to described that the high color rendering index (CRI) laser white light, which obtains the implementation method of equipment,
Light conversion medium 2 launches the blue laser and 620-750nm red-light source of 420-470nm, the emission spectrum be between
One of 520-620nm or the light conversion medium 2 of multiple spectrum combination absorb the incident light source, obtain 1500-8000K colour temperature
High color rendering index (CRI) laser white light.
Embodiment 4
As shown in Fig. 9-14, it includes light source transmitting dress that a kind of high color rendering index (CRI) laser white light of the present invention, which obtains equipment,
It sets 1 and is arranged in face of the light source exit end 11 of the light source emitter 1 and maintains setting with the light source emitter 1
The light conversion medium 2 of spacing, the light source emitter 1 include blue laser emitter 12, red-light source emitter 13
With green-light source emitter 14.The smooth conversion medium 2 can absorb the incident light source that the light source emitter 1 is launched,
The high color rendering index (CRI) laser white light of colour temperature needed for obtaining.The smooth conversion medium 2 is square or cuboid.The light conversion is situated between
The beam projecting face 21 of matter 2 towards the light source emitter 1 light source exit end 11, and the light source emitter 1 deviate institute
State the axial centerline of light conversion medium 2；It further includes being coated on except light turns that the high color rendering index (CRI) laser white light, which obtains equipment,
Change the reflection for being reflected the high color rendering index (CRI) laser white light on other all faces outside 2 plane of light incidence of medium
Film 3.
The blue laser output wavelength that the blue laser emitter 12 issues is 420-470nm, the red-light source
The output wavelength for the red-light source that emitter 13 emits is 620-750nm, what the green-light source emitter 14 was launched
The output wavelength of green-light source is 495-570nm, and the emission spectrum of the smooth conversion medium 2 is one in 520-620nm
Kind or multiple spectrum combination, the smooth conversion medium 2 absorb the incident light source, obtain the white light outgoing of 1500-8000K colour temperature
Light source, the reflectance coating 3 are the reflectance coating of 400-800nm.
The smooth conversion medium 2 is any one of fluorescent glass, transparent fluorescent ceramic or fluorescence monocrystalline, the fluorescence glass
Glass, transparent fluorescent ceramic or fluorescence monocrystalline are aluminate, nitride, oxide, nitrogen oxides, silicate, phosphate, sulfate
Or any one of wolframic acid salt system.
It includes the light source emitter 1 to described that the high color rendering index (CRI) laser white light, which obtains the implementation method of equipment,
Light conversion medium 2 launches the green-light source of the blue laser of 420-470nm, 620-750nm red-light source and 495-570nm,
The emission spectrum is that the light conversion medium 2 combined between one of 520-620nm or multiple spectrum absorbs the incident light source,
Obtain the high color rendering index (CRI) laser white light of 1500-8000K colour temperature.
Embodiment 5
As shown in figs. 15 to 20, it includes light source transmitting that a kind of high color rendering index (CRI) laser white light of the present invention, which obtains equipment,
Device 1 and in face of the light source emitter 1 light source exit end 11 be arranged and maintain setting with the light source emitter 1
Spacing light conversion medium 2, the light source emitter 1 include blue laser emitter 12, red-light source emitter
13 and green-light source emitter 14, the smooth conversion medium 2 can absorb the incident light that the light source emitter 1 is launched
Source, the high color rendering index (CRI) laser white light of colour temperature needed for obtaining.The smooth conversion medium 2 is square or cuboid.The light turns
The beam projecting face 21 of medium 2 is changed towards the light source exit end 11 of the light source emitter 1, and the light source emitter 1 is inclined
Axial centerline from the smooth conversion medium 2；It further includes being coated on to remove that the high color rendering index (CRI) laser white light, which obtains equipment,
On other all faces outside 2 plane of light incidence of light conversion medium for being reflected the high color rendering index (CRI) laser white light
Reflectance coating 3.
The blue laser output wavelength that the blue laser emitter 12 issues is 420-470nm, the red-light source
The output wavelength for the red-light source that emitter 13 emits is 620-750nm, what the green-light source emitter 14 was launched
The output wavelength of green-light source is 495-570nm, and the emission spectrum of the smooth conversion medium 2 is one in 520-620nm
Kind or multiple spectrum combination, the smooth conversion medium 2 absorb the incident light source, obtain the white light outgoing of 1500-8000K colour temperature
Light source, the reflectance coating 3 are the reflectance coating of 400-800nm.
The smooth conversion medium 2 is any one of fluorescent glass, transparent fluorescent ceramic or fluorescence monocrystalline, the fluorescence glass
Glass, transparent fluorescent ceramic or fluorescence monocrystalline are aluminate, nitride, oxide, nitrogen oxides, silicate, phosphate, sulfate
Or any one of wolframic acid salt system.
The anti-reflection film 22 of 400-800nm is coated on the beam projecting face 21 of the smooth conversion medium 2.
It includes the light source emitter 1 to described that the high color rendering index (CRI) laser white light, which obtains the implementation method of equipment,
Light conversion medium 2 launches the green-light source of the blue laser of 420-470nm, 620-750nm red-light source and 495-570nm,
The emission spectrum is that the light conversion medium 2 combined between one of 520-620nm or multiple spectrum absorbs the incident light source,
Obtain the high color rendering index (CRI) laser white light of 1500-8000K colour temperature.
Embodiment 6
As shown in figures 21-23, it includes light source transmitting that a kind of high color rendering index (CRI) laser white light of the present invention, which obtains equipment,
Device 1 and in face of the light source emitter 1 light source exit end 11 be arranged and maintain setting with the light source emitter 1
Spacing light conversion medium 2, the light source emitter 1 include blue laser emitter 12, red-light source emitter
13 and green-light source emitter 14, the smooth conversion medium 2 can absorb the incident light that the light source emitter 1 is launched
Source, the high color rendering index (CRI) laser white light of colour temperature needed for obtaining.The smooth conversion medium 2 is cylindrical body.The smooth conversion medium 2
Beam projecting face 21 towards the light source emitter 1 light source exit end 11, and the light source emitter 1 deviate the light turn
Change the axial centerline of medium 2；It further includes being coated on 2 light of light conversion medium that the high color rendering index (CRI) laser white light, which obtains equipment,
The reflectance coating 3 for being reflected the high color rendering index (CRI) laser white light on the right opposite of the line plane of incidence.
The blue laser output wavelength that the blue laser emitter 12 issues is 420-470nm, the red-light source
The output wavelength for the red-light source that emitter 13 emits is 620-750nm, what the green-light source emitter 14 was launched
The output wavelength of green-light source is 495-570nm.The emission spectrum of the smooth conversion medium 2 is one in 520-620nm
Kind or multiple spectrum combination, the smooth conversion medium 2 absorb the incident light source, obtain the white light outgoing of 1500-8000K colour temperature
Light source, the reflectance coating 3 are the reflectance coating of 400-800nm.
The smooth conversion medium 2 is any one of fluorescent glass, transparent fluorescent ceramic or fluorescence monocrystalline, the fluorescence glass
Glass, transparent fluorescent ceramic or fluorescence monocrystalline are aluminate, nitride, oxide, nitrogen oxides, silicate, phosphate, sulfate
Or any one of wolframic acid salt system.
The anti-reflection film 22 of 400-800nm is coated on the beam projecting face 21 of the smooth conversion medium 2.
It includes the light source emitter 1 to described that the high color rendering index (CRI) laser white light, which obtains the implementation method of equipment,
Light conversion medium 2 launches the green-light source of the blue laser of 420-470nm, 620-750nm red-light source and 495-570nm,
The emission spectrum is that the light conversion medium 2 combined between one of 520-620nm or multiple spectrum absorbs the incident light source,
Obtain the high color rendering index (CRI) laser white light of 1500-8000K colour temperature.
High color rendering index (CRI) laser white light of the present invention obtains equipment and its implementation is not only limited only to
Embodiment is stated, all any improvement or replacement according to the principle of the invention should all be within protection scope of the present invention.
Claims (10)
1. a kind of high color rendering index (CRI) laser white light obtains equipment, including light source emitter (1) and emit in face of the light source
The light source exit end (11) of device (1) is arranged and maintains with the light source emitter (1) the light conversion medium of the spacing of setting
(2), the light source emitter (1) includes blue laser emitter (12) and red-light source emitter (13), the light
Conversion medium (2) can absorb the incident light source that the light source emitter (1) is launched, the high color rendering index (CRI) of colour temperature needed for obtaining
Laser white light, it is characterised in that：The smooth conversion medium (2) is polyhedron；The beam projecting face of the smooth conversion medium (2)
(21) towards the light source exit end (11) of the light source emitter (1), and the light source emitter (1) deviates the light conversion
The axial centerline of medium (2)；It further includes being coated on light conversion medium (2) that the high color rendering index (CRI) laser white light, which obtains equipment,
At least one side for being reflected the high color rendering index (CRI) laser white light in other faces in addition to the plane of light incidence
Reflectance coating (3).
2. high color rendering index (CRI) laser white light according to claim 1 obtains equipment, it is characterised in that：The light source transmitting dress
Setting (1) further includes green-light source emitter (14).
3. high color rendering index (CRI) laser white light according to claim 1 obtains equipment, it is characterised in that：The blue laser hair
The blue laser output wavelength that injection device (12) issues is 420-470nm, and the red-light source emitter (13) emits red
The output wavelength of radiant is 620-750nm, and the emission spectrum of the smooth conversion medium (2) is one in 520-620nm
Kind or multiple spectrum combination, the smooth conversion medium (2) absorb the incident light source, and the white light for obtaining 1500-8000K colour temperature goes out
Light source is penetrated, the reflectance coating (3) is the reflectance coating of 400-800nm.
4. high color rendering index (CRI) laser white light according to claim 3 obtains equipment, it is characterised in that：The light source transmitting dress
Setting (1) further includes green-light source emitter (14), the output for the green-light source which launches
Wavelength is 495-570nm.
5. high color rendering index (CRI) laser white light according to claim 3 obtains equipment, it is characterised in that：The smooth conversion medium
It (2) is any one of fluorescent glass, transparent fluorescent ceramic, fluorescence monocrystalline or fluorescent powder block.
6. high color rendering index (CRI) laser white light according to claim 3 obtains equipment, it is characterised in that：The smooth conversion medium
It (2) is square or cuboid or cylindrical body.
7. high color rendering index (CRI) laser white light according to claim 3 obtains equipment, it is characterised in that：The smooth conversion medium
(2) anti-reflection film (22) of 400-800nm is coated on beam projecting face (21).
8. high color rendering index (CRI) laser white light according to claim 1-7 obtains the implementation method of equipment, including institute
It states after the incident light source that light source emitter (1) is launched is irradiated to light conversion medium (2), is absorbed by the light conversion medium (2),
The high color rendering index (CRI) laser white light of colour temperature needed for obtaining, it is characterised in that：The implementation method further includes the high color rendering index (CRI)
Laser white light is reflected when reaching reflectance coating (3) position by the reflectance coating (3).
9. the implementation method that high color rendering index (CRI) laser white light according to claim 8 obtains equipment, it is characterised in that：It is described
Light source emitter (1) launches the blue laser and 620-750nm feux rouges light of 420-470nm to the smooth conversion medium (2)
Source, the emission spectrum are that the light conversion medium (2) combined between one of 520-620nm or multiple spectrum absorbs the incidence
Light source obtains the high color rendering index (CRI) laser white light of 1500-8000K colour temperature.
10. the implementation method that high color rendering index (CRI) laser white light according to claim 9 obtains equipment, it is characterised in that：Institute
Stating light source emitter (1) further includes green-light source emitter (14), which can be to the light
Conversion medium (2) launches the green-light source of 495-570nm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710245469.5A CN108916666A (en) | 2017-04-14 | 2017-04-14 | High color rendering index (CRI) laser white light obtains equipment and its implementation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710245469.5A CN108916666A (en) | 2017-04-14 | 2017-04-14 | High color rendering index (CRI) laser white light obtains equipment and its implementation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108916666A true CN108916666A (en) | 2018-11-30 |
Family
ID=64403155
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710245469.5A Pending CN108916666A (en) | 2017-04-14 | 2017-04-14 | High color rendering index (CRI) laser white light obtains equipment and its implementation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108916666A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102566233A (en) * | 2010-12-17 | 2012-07-11 | 日立民用电子株式会社 | Light source apparatus |
| CN103574518A (en) * | 2013-10-15 | 2014-02-12 | 吴震 | Wavelength conversion device and light source |
| CN103615671A (en) * | 2013-10-28 | 2014-03-05 | 吴震 | Light source |
| CN204256350U (en) * | 2014-09-29 | 2015-04-08 | 深圳市绎立锐光科技开发有限公司 | Light-emitting device, light-source system and optical projection system |
| CN204256351U (en) * | 2014-09-29 | 2015-04-08 | 深圳市绎立锐光科技开发有限公司 | Light-emitting device and projector |
| CN104566231A (en) * | 2014-12-24 | 2015-04-29 | 杨毅 | Wavelength conversion device and light-emitting device |
| CN205842322U (en) * | 2016-04-18 | 2016-12-28 | 深圳市绎立锐光科技开发有限公司 | A kind of luminescent device and light source |
| CN207246806U (en) * | 2017-04-14 | 2018-04-17 | 广州市新晶瓷材料科技有限公司 | High color rendering index (CRI) laser white light obtains equipment |
-
2017
- 2017-04-14 CN CN201710245469.5A patent/CN108916666A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102566233A (en) * | 2010-12-17 | 2012-07-11 | 日立民用电子株式会社 | Light source apparatus |
| CN103574518A (en) * | 2013-10-15 | 2014-02-12 | 吴震 | Wavelength conversion device and light source |
| CN103615671A (en) * | 2013-10-28 | 2014-03-05 | 吴震 | Light source |
| CN204256350U (en) * | 2014-09-29 | 2015-04-08 | 深圳市绎立锐光科技开发有限公司 | Light-emitting device, light-source system and optical projection system |
| CN204256351U (en) * | 2014-09-29 | 2015-04-08 | 深圳市绎立锐光科技开发有限公司 | Light-emitting device and projector |
| CN104566231A (en) * | 2014-12-24 | 2015-04-29 | 杨毅 | Wavelength conversion device and light-emitting device |
| CN205842322U (en) * | 2016-04-18 | 2016-12-28 | 深圳市绎立锐光科技开发有限公司 | A kind of luminescent device and light source |
| CN207246806U (en) * | 2017-04-14 | 2018-04-17 | 广州市新晶瓷材料科技有限公司 | High color rendering index (CRI) laser white light obtains equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205539893U (en) | Wavelength converters , light source system and projection arrangement | |
| CN205447345U (en) | Wavelength converters and light source system | |
| CN108227355B (en) | Light-source system and projection arrangement | |
| CN104617197A (en) | LED lighting device for display module and display module | |
| CN209388102U (en) | A kind of Wavelength converter, laser source system and projector | |
| JP2013214426A (en) | Wavelength conversion member and light emitting device | |
| CN108361566A (en) | A kind of light supply apparatus | |
| CN107688269A (en) | Using the novel straight down type backlight source device of wavelength convert principle | |
| CN207246806U (en) | High color rendering index (CRI) laser white light obtains equipment | |
| CN108398800A (en) | Turn optical illumination optical system device based on blue semiconductor laser beam shaping | |
| CN103579452A (en) | LED light source capable of stimulating fluorescent powder on multiple faces | |
| CN105258076B (en) | Light-emitting device and light fixture | |
| CN108736305A (en) | Low-angle laser light source obtains equipment and its implementation | |
| CN207250921U (en) | Laser excitation equipment | |
| CN206947727U (en) | Low-angle LASER Light Source obtains equipment | |
| CN108916666A (en) | High color rendering index (CRI) laser white light obtains equipment and its implementation | |
| CN207316491U (en) | High color rendering index (CRI) laser white light obtains device | |
| CN109703120A (en) | A kind of reflective blue laser light fixture | |
| CN108666405A (en) | A kind of laser white light devices and its implementation | |
| CN207247109U (en) | Laser excitation device | |
| CN102305386B (en) | Light source structure and method for improving light conversion efficiency based on fluorescent powder | |
| CN206685420U (en) | A kind of laser white light devices | |
| CN207880586U (en) | A kind of LED white-light illuminatings module | |
| CN206130618U (en) | Receive laser excitation to change illuminator of white light into based on glass | |
| CN206850218U (en) | Low-angle LASER Light Source obtains device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20221101 Address after: 610000 No.1, 1st floor, building 1, No.19, Wuke West 3rd road, Wuhou e-commerce industrial functional zone management committee, Wuhou District, Chengdu City, Sichuan Province Applicant after: Chengdu anxinrui special lighting technology Co.,Ltd. Address before: 510890 Room 204, Block 7, Biguiyuan Airport Plaza, No. 3 Huaan Middle Road, Jiuyi Village, Huadong Town, Huadu District, Guangzhou City, Guangdong Province Applicant before: GUANGZHOU NEW CRYSTAL PORCELAIN MATERIAL TECHNOLOGY Co.,Ltd. |
|
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20230519 Address after: Room 1003, Building 8, No.95 Jiaoping Road, Tangxia Town, Dongguan City, Guangdong Province, 523718 Applicant after: GUANGDONG CERCRYS LASER LIGHTING TECHNOLOGY Co.,Ltd. Address before: 610000 No.1, 1st floor, building 1, No.19, Wuke West 3rd road, Wuhou e-commerce industrial functional zone management committee, Wuhou District, Chengdu City, Sichuan Province Applicant before: Chengdu anxinrui special lighting technology Co.,Ltd. |
|
| TA01 | Transfer of patent application right |