CN106195929A - Laser light source module - Google Patents
Laser light source module Download PDFInfo
- Publication number
- CN106195929A CN106195929A CN201610800508.9A CN201610800508A CN106195929A CN 106195929 A CN106195929 A CN 106195929A CN 201610800508 A CN201610800508 A CN 201610800508A CN 106195929 A CN106195929 A CN 106195929A
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- Prior art keywords
- laser
- lens group
- focus lens
- mirror
- light source
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- 238000006243 chemical reaction Methods 0.000 claims abstract 8
- 230000005540 biological transmission Effects 0.000 claims abstract 4
- 229910002114 biscuit porcelain Inorganic materials 0.000 claims 2
- 230000000694 effects Effects 0.000 claims 1
- 230000003287 optical effect Effects 0.000 claims 1
- 239000000758 substrate Substances 0.000 claims 1
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
- F21V14/00—Controlling the distribution of the light emitted by adjustment of elements
- F21V14/04—Controlling the distribution of the light emitted by adjustment of elements by movement of reflectors
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention provides a kind of LASER Light Source module and light-source system, including laser instrument, reflecting mirror, transflection mirror, the first focus lens group, the second focus lens group, wavelength conversion layer, scattering layer.Reflecting mirror reflection is first passed through from the laser of laser instrument output, two bundles are become again through transflection mirror light splitting, the most a branch of focusing on through the first focus lens group after transflection mirror reflects excites fluorescence wavelength conversion layer, another bundle focuses on through the second focus lens group after transflection mirror transmission and reflects scattering layer.Wherein, the first focus lens group is symmetrical arranged relative to transflection mirror with the second focus lens group, and wavelength conversion layer uses fluorescent material, can synthesize light beam outgoing from the fluorescence of wavelength conversion layer outgoing and the laser of scattering layer reflection.The LASER Light Source module of the present invention also includes adjusting means, the space angle of this adjusting means scalable reflecting mirror, thus changes laser light incident to wavelength conversion layer and the light spot position of scattering layer, it is achieved the control to laser module output beam yawing moment.
Description
Technical field
The present invention relates to LASER Light Source field, particularly relate to LASER Light Source module and use the LASER Light Source system of this module
System.
Background technology
At present, LED light source is replacing traditional electric filament lamp and electricity-saving lamp becomes a kind of novel lighting source, as
A kind of general illumination light source, it has efficiently, energy-conservation, the advantage such as environmental protection and life-span length.But LED luminance is limited, need at some
The fields such as the special application field of high bright light source, such as light of stage illuminate, headlight for vehicles, Projection Display, LED just cannot expire
Foot require that.Semiconductor laser diode with LED homology, it may have efficiently, energy-conservation, environmental protection, the advantage of life-span length, utilize and swash
Light excitated fluorescent powder technology (long-distance fluorescent powder technology) can obtain the point source that etendue amount (Etendue) is little, brightness is high,
This point source can be used on the application needing highlight illumination.
LASER Excited Fluorescence powder technology is by laser focusing to phosphor powder layer, forms the least some light of luminous point
Source, fluorescent material is excited to produce the Stimulated Light of high brightness, it is common that blue laser excites yellow fluorescent powder, the yellow Stimulated Light of generation
Form white light with remaining blue light, then collected outgoing by optical system.This technology has two kinds of ways of realization, and one is by glimmering
Light powder is coated on a colour wheel rotated, and another kind is to be coated on fixing heat dissipating substrate by fluorescent material, but no matter which kind of
Mode, the position of luminous point is all fixing, in many applications, it usually needs obtain the light source that light source position is variable, with reality
Now controlling the deflection of light beam, the most traditional technology just cannot meet and require that.
Summary of the invention
In order to solve above-mentioned technical problem, the present invention proposes a kind of LASER Light Source module, including laser instrument, and reflecting mirror,
Transflection mirror, the first focus lens group, the second focus lens group, wavelength conversion layer, scattering layer, and adjusting means.Wherein, first
Focus lens group is symmetrical arranged relative to transflection mirror with the second focus lens group；Wavelength conversion layer uses fluorescent material, goes out from laser instrument
The laser beam penetrated, first passes through reflecting mirror reflection and is again incident on transflection mirror；Described laser beam is divided into two bundles, Yi Shucong by transflection mirror
Focusing on wavelength conversion layer through the first focus lens group after the reflection of transflection mirror, another bundle focuses on through second after transflection mirror transmission
Battery of lens focuses on scattering layer；Also include adjusting means, the space angle of adjusting means scalable reflecting mirror, thus change into
It is mapped to the laser beam angle on transflection mirror.
The invention has the beneficial effects as follows, rotated the space angle of reflecting mirror by adjusting means, laser light incident can be changed and arrive
Wavelength conversion layer and the light spot position of scattering layer, thus realize the control to laser module output beam direction, and reflecting mirror
Size is generally the least so that light beam yawing moment easy to control flexibly.
Accompanying drawing explanation
Fig. 1 is the structural representation of LASER Light Source module of the present invention；
Fig. 2 is the principle schematic that the present invention realizes controlling light beam yawing moment.
Detailed description of the invention
As stated in the Background Art, the luminous point of existing LASER Light Source is all fixing on locus, in order to change
The direction of light beam, generally to rotate whole light source module, operate very inconvenient.In order to obtain one, can to control light beam inclined
The LASER Light Source turned, the present invention devises a kind of LASER Light Source module, and Fig. 1 is that the LASER Light Source module first that the present invention designs is real
Execute the structural representation of example.This LASER Light Source module includes semiconductor laser 101, reflecting mirror 102, transflection mirror 103, and first gathers
Focus lens group 104, the second focus lens group 105, wavelength conversion layer 106, scattering layer 107.Semiconductor laser 101 outgoing collimates
Laser 108, this collimation laser first passes through reflecting mirror 102 and reflects, is then incident on transflection mirror 103.Incidence is swashed by transflection mirror 103
Light is divided into two bundles, a branch of entrance reflected light path, a branch of entrance transmitted light path.The optical axis of reflected light path and the optical axis phase of transmitted light path
Transflection mirror 103 is symmetrical arranged, the optical axis of two light paths is respectively arranged with one group of focus lens group.First focusing of reflected light path is thoroughly
Mirror group 104 by the laser focusing that reflects from transflection mirror 103 to wavelength conversion layer 106, the second focus lens group of transmitted light path
105 by the laser focusing of transflection mirror 103 transmission to scattering layer 107.In the present embodiment, wavelength conversion layer 106 uses fluorescence
Powder is also arranged on a reflection substrate, and it can absorb laser outgoing fluorescence, and the fluorescence of outgoing focuses on thoroughly through first again
Mirror group 104 is collected, and becomes collimated beam, and this collimated beam will transmit through transflection mirror 103 outgoing.Scattering layer 106 has scattered reflection
Effect, the laser scattered reflection again that the second focus lens group 105 is focused on by it, the laser of reflection again passes by the second focusing
Battery of lens 105 is collected, and becomes collimated beam, and this collimated beam will be by the partially reflective output of transflection mirror 103.Final reflected light path goes out
The a branch of emergent light 109 of the fluorescence penetrated and the Laser synthesizing of transmitted light path outgoing.
In the present embodiment, it is preferred that transflection mirror 103 is relative to incoming laser beam slant setting at 45 °, so, reflection
The optical axis of light path is mutually perpendicular to the optical axis of transmitted light path.Transflection mirror 103 can be as required to the light splitting ratio of incident laser
Rationally arranging, such as, the laser of reflex circuit accounts for the 80% of total incident laser, and the laser on transmission road accounts for 20%, when swashing of transmission road 20%
Light is after scattering layer 107 reflects, and therein 80% all can be reflected away by transflection mirror 103,20% meeting the most therein
It is again passed through transflection mirror 103 to slattern, thus the light energy altogether lost only has 20% × 20%=4%, is substantially negligible.
In the present embodiment, transflection mirror 103 is in addition to carrying out light splitting to incident laser, moreover it is possible to wavelength conversion layer 106
The fluorescence of outgoing filters.In order to obtain the luminous flux output of maximum, it is preferred that transflection mirror 103 should allow wavelength turn as far as possible
The fluorescence changing layer 106 outgoing passes through.
As a preferred embodiment of the present invention, usual incident laser selects blue light, and wavelength conversion layer 106 selects yellow
Fluorescent material, so, the blue light that the gold-tinted of wavelength conversion layer 106 outgoing and scattering layer 107 reflect back can obtain white light.
The present invention has the biggest degree of freedom, utilizes this light-source structure that incident laser and fluorescent material only need to change into the laser of different wave length
And fluorescent material, just can obtain different output light, within this simple replacement is also contained in protection scope of the present invention.
In the present embodiment, the first focus lens group 104 of reflected light path and the second focus lens group 105 of transmitted light path
Can be identical or different, in order to make fluorescence and laser energy mix homogeneously in final output light 109, through the first focus lens group
104 fluorescence collecting collimation and the laser collimated through the second focus lens group 105 collection should have identical beam diameter and angle
Distribution.
In the present embodiment, it is preferred that wavelength conversion layer 106 is arranged on a reflection substrate, forms reflective wavelength
Conversion layer, reflection substrate can help wavelength conversion layer to dispel the heat.Scattering layer 107 is also disposed on a reflection substrate, forms scattering
Reflecting layer, can improve reflectance.
In the present invention, it is additionally provided with an adjusting means, uses electric or hand control mode, by this adjusting means
Reflecting mirror 102 can be controlled rotate, thus change the normal direction of reflecting mirror 102.Preferably, reflecting mirror 102 can be fixed on one
On individual metal rack, metal rack has the central rotating shaft of horizontal or vertical direction, can be forced by an electric adjusting device
Metal rack is around its axis of rotation, thus changes the laser direction being reflected mirror 102 reflection.
The action principle figure of the present invention sees Fig. 2.Reflecting mirror 102 has an equilbrium position, when adjusting means does not acts on
Time, reflecting mirror 102 is in its equilbrium position, is now reflected the laser of mirror 102 reflection, then becomes through transflection mirror 103 light splitting
Transmission road and reflex circuit two-way laser, two-way laser is respectively parallel to the optical axis of respective light path.When adjusting means forces reflecting mirror
During 102 rotation θ angle, the laser beam being reflected mirror 102 reflection will rotate 2 θ angles, on this reflection laser light incident to transflection mirror 103, warp
Two-way laser after 103 light splitting also will rotate 2 θ angles relative to respective optical axis.If the equivalent focal length of the first focus lens group 104 is
F1, the equivalent focal length of the second focus lens group 105 is F2, then the laser that reflected light path is incident converges through the first condenser lens 104
Luminous point after Ju on wavelength conversion layer 106 position by displacement L1=F1 × tan (2 θ), the in like manner laser focusing of transmitted light path
Position on scattering layer 107 also can displacement L2=F2 × tan (2 θ).The fluorescence sent from wavelength conversion layer after displacement is with scattered
The laser penetrating layer reflection collects collimation through respective condenser lens again, when being finally synthesizing emergent light 109, the most original
Exit direction all have rotated 2 θ angles, thus two-beam still can preferable overlap, and the effect being finally synthesizing is exactly that emergent light 109 rotates
2 θ angles.In sum, as long as regulating the direction of reflecting mirror 102, so that it may control the direction of last emergent light 109, work as reflecting mirror
During 102 rotation θ angle, emergent light 109 will rotate 2 θ angles towards corresponding direction.If reflecting mirror 102 has two is perpendicular to it
The rotating shaft of normal, i.e. reflecting mirror 102 can rotate in two dimensions, then can control to export light 109 the most inclined in solid space
Turn.
The present invention is by rotating reflecting mirror 102, it is achieved that the control to laser module output beam direction, normal conditions
Under, reflecting mirror 102 is small-sized so that light beam yawing moment easy to control flexibly.
The invention allows for a kind of light-source system, including above-mentioned LASER Light Source module and the beam-expanding collimation system of rear end
System.Owing to light-emitting window footpath limits, it is approximately parallel collimated light from the emergent light 109 of above-mentioned LASER Light Source module outgoing, but still
So have certain dispersion angle.The light beam less in order to obtain dispersion angle, can go out light at above-mentioned LASER Light Source module
Mouth adds beam-expanding collimation system, such as, concavees lens and the confocal system of a convex lens composition, or two convex lens groups
The confocal system become, or the system that concavees lens and a reflector form, designed by secondary light-distribution, can obtain each
Plant the optical system of optical field distribution.
The foregoing is only embodiments of the invention, not thereby limit the scope of the claims of the present invention, every utilize this
Equivalent structure or equivalence flow process that bright description and accompanying drawing content are made convert, or are directly or indirectly used in other relevant skills
Art field, is the most in like manner included in the scope of patent protection of the present invention.
Claims (8)
1. a LASER Light Source module, it is characterised in that including:
Laser instrument, reflecting mirror, transflection mirror, the first focus lens group, the second focus lens group, wavelength conversion layer, scattering layer；
Wherein, the first focus lens group is symmetrical arranged relative to transflection mirror with the second focus lens group；From the laser of laser emitting
Bundle, first passes through reflecting mirror reflection and is again incident on transflection mirror；Described laser beam is divided into two bundles by transflection mirror, a branch of after reflection by
First focus lens group focuses on wavelength conversion layer, and another bundle is focused on scattering layer by the second focus lens group after transmission
On；
Also include adjusting means, the angle of adjusting means scalable reflecting mirror, thus change and incide the laser light on transflection mirror
Beam angle degree.
2. LASER Light Source module as claimed in claim 1, it is characterised in that described laser is blue laser；Described wavelength turns
Changing layer is yellow fluorescence bisque, and this yellow fluorescence bisque is coated on a high reflection substrate, absorbs incident laser, and by it
It is converted into the fluorescence that wavelength therewith is different.
3. LASER Light Source module as claimed in claim 1, it is characterised in that incident laser is played scattering by described scattering layer
The effect of reflection.
4. LASER Light Source module as claimed in claim 2, it is characterised in that described transflection mirror is anti-to incident laser part
Penetrate, fractional transmission, transmit the fluorescence from wavelength conversion layer outgoing simultaneously.
5. LASER Light Source module as claimed in claim 1, it is characterised in that described adjusting means can control reflector alignment
To any space angle.
6. LASER Light Source module as claimed in claim 5, it is characterised in that described reflecting mirror has an equilbrium position, when
When reflecting mirror is positioned at its equilbrium position, the reflection laser beam that incoming laser beam is formed after transflection mirror beam splitting is parallel to first and gathers
Focus lens group, transmission laser bundle is parallel to the optical axis of the second focus lens group.
7. LASER Light Source module as claimed in claim 1, it is characterised in that described first focus lens group and second focuses on thoroughly
Mirror group is identical.
8. a light-source system, it is characterised in that include the LASER Light Source module described in claim 1-7, also includes that rear end is expanded
Bundle colimated light system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610800508.9A CN106195929A (en) | 2016-09-03 | 2016-09-03 | Laser light source module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610800508.9A CN106195929A (en) | 2016-09-03 | 2016-09-03 | Laser light source module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106195929A true CN106195929A (en) | 2016-12-07 |
Family
ID=58066368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610800508.9A Pending CN106195929A (en) | 2016-09-03 | 2016-09-03 | Laser light source module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106195929A (en) |
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107859895A (en) * | 2017-12-21 | 2018-03-30 | 超视界激光科技（苏州）有限公司 | A kind of laser lighting lamp |
| CN108459409A (en) * | 2018-06-14 | 2018-08-28 | 上海安翰医疗技术有限公司 | Lighting apparatus and endoscope with the lighting apparatus |
| CN108666405A (en) * | 2017-03-27 | 2018-10-16 | 广州市新晶瓷材料科技有限公司 | A laser white light device and its realization method |
| CN109539170A (en) * | 2017-08-11 | 2019-03-29 | 深圳市绎立锐光科技开发有限公司 | Lighting device, headlight for vehicles and lighting system |
| CN109681790A (en) * | 2017-10-18 | 2019-04-26 | 深圳市绎立锐光科技开发有限公司 | Light-source system and lighting apparatus |
| CN110888294A (en) * | 2019-11-01 | 2020-03-17 | 广州光联电子科技有限公司 | Wavelength conversion device |
| WO2020135304A1 (en) * | 2018-12-29 | 2020-07-02 | 深圳光峰科技股份有限公司 | Light source system and projection apparatus |
| WO2020151269A1 (en) * | 2019-01-24 | 2020-07-30 | 深圳市星汉激光科技有限公司 | White-light laser light source and laser projection light source |
| CN112197193A (en) * | 2020-09-22 | 2021-01-08 | 山西傲维光视光电科技有限公司 | High lumen laser searchlight light path structure |
| CN112503416A (en) * | 2020-12-21 | 2021-03-16 | 杨毅 | Achromatic collimation light-emitting device and lamp |
| CN112628618A (en) * | 2021-01-14 | 2021-04-09 | 苏州视奥光电科技有限公司 | Hybrid laser light emitting device |
| CN112628617A (en) * | 2021-01-14 | 2021-04-09 | 苏州视奥光电科技有限公司 | Refraction and reflection type laser light-emitting device |
| CN112628621A (en) * | 2021-01-14 | 2021-04-09 | 苏州视奥光电科技有限公司 | Laser light source device |
| CN112799226A (en) * | 2020-10-22 | 2021-05-14 | 青岛中科芯成照明技术有限公司 | A white light laser light source |
| CN113568264A (en) * | 2021-08-03 | 2021-10-29 | 青岛海信激光显示股份有限公司 | Light source assembly and projection equipment |
| CN114995036A (en) * | 2022-06-29 | 2022-09-02 | 青岛海信激光显示股份有限公司 | Light source device and projection system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108666405A (en) * | 2017-03-27 | 2018-10-16 | 广州市新晶瓷材料科技有限公司 | A laser white light device and its realization method |
| CN109539170A (en) * | 2017-08-11 | 2019-03-29 | 深圳市绎立锐光科技开发有限公司 | Lighting device, headlight for vehicles and lighting system |
| CN109539170B (en) * | 2017-08-11 | 2025-01-17 | 深圳市绎立锐光科技开发有限公司 | Lighting devices, automobile headlights and lighting systems |
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| CN108459409A (en) * | 2018-06-14 | 2018-08-28 | 上海安翰医疗技术有限公司 | Lighting apparatus and endoscope with the lighting apparatus |
| CN108459409B (en) * | 2018-06-14 | 2024-06-07 | 上海安翰医疗技术有限公司 | Lighting device and endoscope with same |
| WO2020135304A1 (en) * | 2018-12-29 | 2020-07-02 | 深圳光峰科技股份有限公司 | Light source system and projection apparatus |
| WO2020151269A1 (en) * | 2019-01-24 | 2020-07-30 | 深圳市星汉激光科技有限公司 | White-light laser light source and laser projection light source |
| CN110888294A (en) * | 2019-11-01 | 2020-03-17 | 广州光联电子科技有限公司 | Wavelength conversion device |
| CN112197193A (en) * | 2020-09-22 | 2021-01-08 | 山西傲维光视光电科技有限公司 | High lumen laser searchlight light path structure |
| CN112799226A (en) * | 2020-10-22 | 2021-05-14 | 青岛中科芯成照明技术有限公司 | A white light laser light source |
| CN112503416A (en) * | 2020-12-21 | 2021-03-16 | 杨毅 | Achromatic collimation light-emitting device and lamp |
| CN112628621A (en) * | 2021-01-14 | 2021-04-09 | 苏州视奥光电科技有限公司 | Laser light source device |
| CN112628617A (en) * | 2021-01-14 | 2021-04-09 | 苏州视奥光电科技有限公司 | Refraction and reflection type laser light-emitting device |
| CN112628618A (en) * | 2021-01-14 | 2021-04-09 | 苏州视奥光电科技有限公司 | Hybrid laser light emitting device |
| CN113568264A (en) * | 2021-08-03 | 2021-10-29 | 青岛海信激光显示股份有限公司 | Light source assembly and projection equipment |
| CN114995036A (en) * | 2022-06-29 | 2022-09-02 | 青岛海信激光显示股份有限公司 | Light source device and projection system |
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