CN110345395A - Reflective laser lighting system equipped with wavelength converting member - Google Patents

Reflective laser lighting system equipped with wavelength converting member Download PDF

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Publication number
CN110345395A
CN110345395A CN201810306165.XA CN201810306165A CN110345395A CN 110345395 A CN110345395 A CN 110345395A CN 201810306165 A CN201810306165 A CN 201810306165A CN 110345395 A CN110345395 A CN 110345395A
Authority
CN
China
Prior art keywords
converting member
wavelength converting
lens
wavelength
reflective
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
Application number
CN201810306165.XA
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Chinese (zh)
Inventor
石苏琴
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai Wujing Optoelectronics Sciandtech Co ltd
Original Assignee
Shanghai Wujing Optoelectronics Sciandtech Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shanghai Wujing Optoelectronics Sciandtech Co ltd filed Critical Shanghai Wujing Optoelectronics Sciandtech Co ltd
Priority to CN201810306165.XA priority Critical patent/CN110345395A/en
Publication of CN110345395A publication Critical patent/CN110345395A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21KNON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K9/00Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • F21K9/20Light sources comprising attachment means
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21KNON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K9/00Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • F21K9/60Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21KNON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K9/00Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • F21K9/60Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction
    • F21K9/64Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction using wavelength conversion means distinct or spaced from the light-generating element, e.g. a remote phosphor layer
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21KNON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K9/00Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • F21K9/60Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction
    • F21K9/68Details of reflectors forming part of the light source
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21KNON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K9/00Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • F21K9/60Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction
    • F21K9/69Details of refractors forming part of the light source
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00Reflectors for light sources
    • F21V7/22Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors
    • F21V7/24Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors characterised by the material
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V9/00Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
    • F21V9/30Elements containing photoluminescent material distinct from or spaced from the light source
    • F21V9/32Elements containing photoluminescent material distinct from or spaced from the light source characterised by the arrangement of the photoluminescent material
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21YINDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00Light-generating elements of semiconductor light sources
    • F21Y2115/30Semiconductor lasers

Abstract

The reflective laser lighting system equipped with wavelength converting member that the invention discloses a kind of, including laser light source, substrate and wavelength converting member, substrate is equipped with reflective coating, wavelength converting member, including wavelength conversion region and reflection region, wavelength conversion region and reflection region mutually splice, and are fitted on the reflective coating, the side of the wavelength converting member is arranged in laser light source.The present invention has had both the functions such as wavelength convert, reflected light, light mixing, even light, so that uniform in light emission, colour mixture are good.The present invention can be used for the sphere of life such as normal lighting and automobile, colour gamut covering is wide, excitation purity is high, irradiation distance is remote, and up to 10 kilometers or more, light beam is hardly affected by environment, light channel structure is simple, easy processing, other light sources use can be directly replaced in existing illuminating device, laser light efficiency utilization rate is high, at low cost, the laser lighting service life is long, is 5 times or more of current mainstream illumination LED, 10 times or more of xenon lamp.

Description

Reflective laser lighting system equipped with wavelength converting member
Technical field
The present invention relates to lighting system more particularly to laser illumination systems.
Background technique
Laser lighting is a kind of novel illumination technology for using laser or laser diode as light emitting source, is navigated in aviation It, ship, military project searchlighting, police illumination, search and rescue, automobile, the fields such as outdoor lighting have a wide range of applications.
Current laser illumination system, a kind of laser lighting point as disclosed in Chinese Patent Application No. 2012203086829 Mirror assembly, including convex lens, light source emitter, lens frame and bottom plate, the convex lens is installed in distal end cap, described Distal end cap is connected with the light source emitter by two location guides being fixed on the lens frame, the distal end cap It is installed on the bottom plate by screw, is also installed with the double-deck Gauss light film on the lens frame, existing for the patent One apparent defect is that light beam is affected by installation accuracy, it is difficult to high volume applications;For another example Chinese Patent Application No. 2011204387369 is disclosed using optical fiber for reforming and homogenized laser illuminator system, including with cylindrical mirror laser and Fiber segment as homogenizer;It is provided between cylindrical mirror and fiber segment for coupling the laser beam after cylindrical mirror shaping Into the short focus condenser lens of fiber segment;Installation requirement is high, production efficiency is very low.
To sum up, current laser lighting device and the generally existing obvious shortcoming of design are that installation requirement is high, light utilization efficiency It is low, assembling positioning requirements are high, structural member processing precise degree requires that very high, at high cost, production efficiency is low.
Summary of the invention
The reflective laser lighting system equipped with wavelength converting member that the object of the present invention is to provide a kind of, it is existing to overcome Defect existing for technology meets the needs of related fields application.
Reflective laser lighting system of the present invention equipped with wavelength converting member, including laser light source, substrate and Wavelength converting member;
The substrate is equipped with reflective coating;
The wavelength converting member, including wavelength conversion region and reflection region, the wavelength conversion region and Reflection region mutually splices, and is fitted on the reflective coating;
The side of the wavelength converting member is arranged in the laser light source;
The beneficial effects of the present invention are: Wavelength conversion system of the invention has had both wavelength convert simultaneously, reflected light, has mixed The functions such as light, even light, so that uniform in light emission, colour mixture are good.The present invention can be used for the sphere of life such as normal lighting and automobile, and colour gamut is covered Gai Kuan, excitation purity are high, meet good life;For military naval vessel, police system, irradiation distance is remote, 10 kilometers or more reachable, color Domain covering is wide, excitation purity is high;For searching and rescuing, the fields such as searchlighting, light beam is hardly affected by environment, and light channel structure is simple, Yi Jia Work can directly replace other light sources use in existing illuminating device, and laser light efficiency utilization rate is high, at low cost, the laser lighting longevity Life length is 5 times or more of current mainstream illumination LED, 10 times or more of xenon lamp.
Detailed description of the invention
Fig. 1 is the reflective laser lighting system structure schematic diagram equipped with Wavelength converter.
Fig. 2 is the right view of Fig. 1.
Fig. 3 is the wavelength conversion region and the mutual splicing construction schematic diagram of reflection region of another structure.
Fig. 4 is schematic diagram of substrate structure.
Fig. 5 is the reflective laser lighting system structure schematic diagram equipped with optical path modulation component.
Specific embodiment
Referring to figure 1, figure 2 and figure 3, the reflective laser lighting system of the present invention equipped with wavelength converting member, packet Include laser light source 1, substrate 2 and wavelength converting member;
Referring to fig. 4, the substrate 2 is equipped with reflective coating 4, and the reflective coating 4 is by physically or chemically sinking The film layer formed after the processing such as drop, or grinding, polishing, or for coated in the light reflecting material layer on the substrate 2, reflection Film layer 4 is to 50% or more light reflectivity;
The material of the light reflecting material layer is well known, including metallic reflective material, such as silver, aluminium, gold, chromium, nickel, At least one or two such as copper, platinum, rhodium and silver/aluminium, gold/silver, gold/aluminium, gold/silver/aluminium and two or more composite materials;Non- gold Belong to reflecting material, such as silica, magnesium fluoride, zinc sulphide, tantalum oxide, cerium oxide, zirconium oxide, aluminium oxide, titanium oxide at least one Kind or two kinds and two or more composite materials;Above-mentioned metal-non-metal composite material, the two of above-mentioned metal and nonmetallic materials Kind and the composite material of two or more formation;
Preferably silver, aluminium, gold, chromium, nickel, high reflection ceramics or in which the composite material of any two kinds of formation;
Referring to figs. 2 and 3, the wavelength converting member, including wavelength conversion region 301 and reflection region 302, institute The wavelength conversion region 301 and reflection region 302 stated mutually are spliced, and are fitted on the reflective coating 4;
The side of the wavelength converting member is arranged in the laser light source 1;
The substrate 2 is arbitrary surface or plane, preferably curved slab, such as Fig. 2;
The material of the wavelength conversion region 301 be well known materials, can be ceramic phosphor material, YAG fluorescent powder, The fluorescent powders such as silicate, Chlorosilicate, aluminate, nitrogen oxides, nitride, tungstates, molybdate, oxysulfide, sulfide Material can directly inspire the light of a length of 300-800nm of light wave after being stimulated;
The geometry of the wavelength conversion region 301 does not specially require, preferred shape be round, ellipse, Triangle, rectangle, square hole, star, curl/straight flange polygon etc.;
The wavelength conversion region 301 random distribution on the reflective coating 4;
The wavelength conversion region 301 can be using printing, spraying, blade coating, dispensing, fitting, hot pressing, mechanical connection etc. Wavelength conversion material is coated with or is bonded and is prepared on a substrate 2 by technology mode;
Preferably, the wavelength conversion region is the mixture of wavelength conversion material and translucent adhesive;
Commercialized transparent adhesive tape or semi-transparent gelatin product, silica type such as Dow corning can be used in the translucent adhesive The OE6336 binder of company, the SL3307 glue of epoxy glue such as Zhuzhou Spring Polymer Co., Ltd., inorganic transparent glue are as above Refractory inorganic adhesive 2638/1638 and 210A/200A of Hai Zhen great auxiliary agent Co., Ltd etc.;
The weight ratio of wavelength conversion material and translucent adhesive is 1: 0.001~10;
Preferably, the wavelength conversion region 301 and the equivalent diameter of reflection region 302 are 1nm-10000m;
Term " equivalent diameter " is defined as follows, equivalent diameter=logical wavelength conversion region 301 and reflection region 302 week Length/pi;
Preferably, on the substrate 2, the area of wavelength conversion region 301 on a substrate 2 is 2 gross area of substrate 0.01%-100%;
Preferably, referring to Fig. 5, the laser illumination system further includes optical path modulation component 6, the optical path modulation Component 6 is arranged in the other side of the wavelength converting member, the optical path modulation component 6 include convex lens, concavees lens or One of square rod opticaltunnel or combinations thereof;
The square rod opticaltunnel is component generally in the art, and cross section can be square, rectangle, parallel four side Shape;Longitudinal section can be rectangle, square, trapezoidal etc., specifically, reference can be made to " modern projection display technology ", Liu Xu/Li Hai Peak writes, in March, 2009 first edition, the present invention repeats no more.
The angular range for reaching the light beam incidence session of square rod opticaltunnel is 1 ° -89 °;
Further, the invention also includes lens and prism array, the lens and prism arrays to be arranged in following position In more than one:
(1) any side of the reflecting surface is arranged in lens and prism array described in;
(2) any side of the wavelength converting member is arranged in lens and prism array described in;
(3) any side of the lens in the optical path modulation component 6 is arranged in lens and prism array described in;
(4) any of the square rod opticaltunnel in the optical path modulation component 6 is arranged in lens and prism array described in Side;
Lens in the lens and prism array are convex lens array, concave mirror arrangements, fresnel lens array, wheat One of Ke Siwei fish-eye lens arrays, Shandong Buddhist nun's Burger lens array or trigone lens array or combinations thereof;
Wherein: the lens and prism can be single-sided structure, be also possible to two-sided structure;
(Zhang Hang, tight Jinhua write, science in " nonimaging optics design " for the definition of term " Fresnel Lenses " and relevant knowledge Publishing house, the first edition in 2016) in have detailed definition;
Term " fish-eye of Maxwell lens array " and " Shandong Buddhist nun's Burger lens array " definition and relevant knowledge are in " small light Learn and microlens array " have detailed definition in (Liu Desen etc. write, Science Press, the first edition in 2013);
Wherein, trigone lens array, concave mirror arrangements, fish-eye of Maxwell lens array, Shandong Buddhist nun's Burger lens array, convex lens Bulk, the optical specification of single prism and lens in lens array and Fresnel Lenses battle array do not require particularly;
The lens array can be used " micro-optics and microlens array " (Liu Desen etc. write, Science Press, 2013 Year first edition) in method preparation;
Reflective laser lighting system of the present invention equipped with Wavelength converter, comprising: laser light source 1, substrate 2, wavelength converting member and optical path modulation component 6;
Reflective coating 4 is coated on the substrate 2, the wavelength conversion region 301 is circle, is fitted in described On substrate 2, the region between the two neighboring wavelength conversion region 301 is reflection region 302;
The material of the reflective coating is silver, reflectivity 99%;
The side of the wavelength converting member is arranged in the laser light source 1, and laser light source 1 is launch wavelength 100- The laser diode or LED or other light sources of 10000nm;Select the NDB4216 blue laser of Nichia Chemical Industries, Ltd Diode, wavelength 450-460nm;
The substrate 2 is curved slab;
The wavelength conversion material is U.S. Ying Temei company silicate series Y-4156 type yellow fluorescent powder;It is being excited After hair, the light that wavelength is 550-560nm can be directly inspired;
The geometry of the wavelength conversion region 301 is round;
The wavelength conversion region 301 random distribution on the substrate 2;
Wavelength conversion material is coated on a substrate 2 by the wavelength conversion region 301 using roll coating model;
The equivalent diameter of the wavelength conversion region 301 is 0.1m;
On the substrate 2, the area of wavelength conversion region 301 on a substrate 2 is the 80% of 2 gross area of substrate;
The optical path modulation component 6 is convex lens, and the combination of square rod opticaltunnel, such as Fig. 5, the convex lens, which is arranged, to exist The other side of the wavelength converting member 3 is arranged in the side of wavelength converting member 3, the square rod opticaltunnel;
The angular range for reaching the light beam incidence session of square rod opticaltunnel is 20~30 °;
The laser light source selects the blue light laser diode of 420-480nm;
The above-mentioned reflective laser lighting system working principle equipped with Wavelength converter is as follows: the indigo plant that laser light source issues Light, a part are irradiated on wavelength converting member, are emitted after being converted into the sodium yellow that wavelength is 550-560nm;Another part Blue light is emitted after being directly over reflection;Two above-mentioned beam emergent light planoconvex lens converge after enter square rod opticaltunnel mixed, Required light outgoing is formed after homogenization, realizes illuminating effect.

Claims (10)

1. being equipped with the reflective laser lighting system of wavelength converting member, which is characterized in that including laser light source (1), substrate (2) And wavelength converting member;
The substrate (2) is equipped with reflective coating (4);
The wavelength converting member, including wavelength conversion region (301) and reflection region (302), the wavelength convert Region (301) and reflection region (302) mutually splice, and are fitted on the reflective coating (4);
The side of the wavelength converting member is arranged in the laser light source.
2. the reflective laser lighting system according to claim 1 equipped with wavelength converting member, which is characterized in that described Substrate be arbitrary surface or plane.
3. the reflective laser lighting system according to claim 1 equipped with wavelength converting member, which is characterized in that described Wavelength conversion region (301) geometry be circle, ellipse, triangle, rectangle, square hole, star, curl/ Straight flange polygon.
4. the reflective laser lighting system according to claim 3 equipped with wavelength converting member, which is characterized in that described Wavelength conversion region on the reflective coating random distribution.
5. the reflective laser lighting system according to claim 1 equipped with wavelength converting member, which is characterized in that described Reflective coating be or the film layer formed after the processing such as grinding, polishing by physically or chemically settling, or for coated in described Substrate on light reflecting material layer, reflective coating is to 50% or more light reflectivity.
6. the reflective laser lighting system according to claim 1 equipped with wavelength converting member, which is characterized in that described Wavelength conversion region be wavelength conversion material and translucent adhesive mixture.
7. described in any item reflective laser lighting systems equipped with wavelength converting member according to claim 1~6, feature It is, the laser illumination system, further includes optical path modulation component (6), the optical path modulation component is arranged in described The other side of wavelength converting member, the optical path modulation component include one of convex lens, concavees lens or square rod opticaltunnel Or combinations thereof.
8. the reflective laser lighting system according to claim 7 equipped with wavelength converting member, which is characterized in that also wrap Lens and prism array are included, more than one in following position is arranged in the lens and prism array:
(1) any side of the reflecting surface is arranged in lens and prism array described in;
(2) any side of the wavelength converting member is arranged in lens and prism array described in;
(3) any side of the lens in the optical path modulation component is arranged in lens and prism array described in;
(4) any side of the square rod opticaltunnel in the optical path modulation component is arranged in lens and prism array described in.
9. the reflective laser lighting system according to claim 8 equipped with wavelength converting member, which is characterized in that described Lens and prism array in lens be that convex lens array, concave mirror arrangements, fresnel lens array, fish-eye of Maxwell are saturating One of lens array, Shandong Buddhist nun's Burger lens array or trigone lens array or combinations thereof.
10. the reflective laser lighting system according to claim 9 equipped with wavelength converting member, which is characterized in that institute The material for the light reflecting material layer stated includes metallic reflective material, such as silver, aluminium, gold, chromium, nickel, copper, platinum, rhodium and silver/aluminium, gold/ At least one or two such as silver, gold/aluminium, gold/silver/aluminium and two or more composite materials;Non-metallic reflector material such as aoxidizes Silicon, magnesium fluoride, zinc sulphide, tantalum oxide, cerium oxide, zirconium oxide, aluminium oxide, titanium oxide etc. are at least one or two and two or more Composite material;Two kinds of above-mentioned metal-non-metal composite material, above-mentioned metal and nonmetallic materials and two or more formation Composite material;
The material of the wavelength conversion region is ceramic phosphor material, YAG fluorescent powder, silicate, Chlorosilicate, aluminic acid The phosphor material powders such as salt, nitrogen oxides, nitride, tungstates, molybdate, oxysulfide, sulfide can be with after being stimulated Directly inspire the light of a length of 300-800nm of light wave.
CN201810306165.XA 2018-04-08 2018-04-08 Reflective laser lighting system equipped with wavelength converting member Pending CN110345395A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112290366A (en) * 2020-10-29 2021-01-29 中国科学院长春光学精密机械与物理研究所 Green laser

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013026094A (en) * 2011-07-25 2013-02-04 Stanley Electric Co Ltd Lighting system
CN103792768A (en) * 2012-10-31 2014-05-14 深圳市绎立锐光科技开发有限公司 Light source system and related projection system
CN105738994A (en) * 2014-12-10 2016-07-06 深圳市绎立锐光科技开发有限公司 Wavelength conversion equipment, and correlated illuminating device, fluorescent color wheel and projection apparatus
CN107013825A (en) * 2017-06-09 2017-08-04 超视界激光科技(苏州)有限公司 Wavelength converter, light-emitting device and laser lighting lamp
CN107062024A (en) * 2017-06-09 2017-08-18 超视界激光科技(苏州)有限公司 A kind of adaptive laser lighting lamp
CN208204570U (en) * 2018-04-08 2018-12-07 上海午井光电科技有限公司 Reflective laser lighting system equipped with wavelength converting member

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013026094A (en) * 2011-07-25 2013-02-04 Stanley Electric Co Ltd Lighting system
CN103792768A (en) * 2012-10-31 2014-05-14 深圳市绎立锐光科技开发有限公司 Light source system and related projection system
CN105738994A (en) * 2014-12-10 2016-07-06 深圳市绎立锐光科技开发有限公司 Wavelength conversion equipment, and correlated illuminating device, fluorescent color wheel and projection apparatus
CN107013825A (en) * 2017-06-09 2017-08-04 超视界激光科技(苏州)有限公司 Wavelength converter, light-emitting device and laser lighting lamp
CN107062024A (en) * 2017-06-09 2017-08-18 超视界激光科技(苏州)有限公司 A kind of adaptive laser lighting lamp
CN208204570U (en) * 2018-04-08 2018-12-07 上海午井光电科技有限公司 Reflective laser lighting system equipped with wavelength converting member

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112290366A (en) * 2020-10-29 2021-01-29 中国科学院长春光学精密机械与物理研究所 Green laser

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