CN104009388A - Three-wavelength laser and working method thereof - Google Patents
Three-wavelength laser and working method thereof Download PDFInfo
- Publication number
- CN104009388A CN104009388A CN201410133767.1A CN201410133767A CN104009388A CN 104009388 A CN104009388 A CN 104009388A CN 201410133767 A CN201410133767 A CN 201410133767A CN 104009388 A CN104009388 A CN 104009388A
- Authority
- CN
- China
- Prior art keywords
- laser
- neodymium
- crystal
- laser crystal
- wavelength
- 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
Landscapes
- Lasers (AREA)
- Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
Abstract
The invention relates to a three-wavelength laser which comprises a laser diode pumping source, a focus lens set, a self-frequency-doubling laser crystal and a laser crystal, wherein the laser diode pumping source, the focus lens set, the self-frequency-doubling laser crystal and the laser crystal are sequentially arranged in the lighting order. The laser diode pumping source and the focus lens set are connected through a coupling optical fiber. The light transmitting faces, close to the laser diode pumping source, of the self-frequency-doubling laser crystal are plated with an 808 nm high-penetrating membrane, a (1090-1060) nm high reflective medium membrane and a (532-530) nm high reflective medium membrane respectively. The light transmitting faces, away from the laser diode pumping source, of the laser crystal are plated with a (532-530) high-penetrating membrane and the (1090-1060) nm high reflective medium membrane respectively. The three-wavelength laser simultaneously outputs lasers with wavelengths of 532 nm, 531 nm and 530 nm. According to the three-wavelength laser, the lasers with three wavelengths are output through two crystals and the same optical path; the three laser wavelengths are adjacent to one another and can be overlaid, so that energy distribution is smoother, diffraction fringes are reduced, and the laser intensity distribution is closer to the natural light intensity distribution.
Description
Technical field
The present invention relates to a kind of three-wavelength laser and method of work thereof, belong to the technical field of laser.
Background technology
Laser display is a kind of Display Technique of rising in recent years, and its displaying principle is the Display Technique taking red, green, blue tricolor laser as light source, can reproduce the most truly the color that objective world is abundant, gorgeous, and the expressive force that has more shock is provided.It is continue white and black displays, colored show, after digital high definition display the 4th generation Display Technique, because it has that gamut range is wide, life-span length, environmental protection, the advantage such as energy-conservation, be considered to show the revolution in field.
Laser display technology has lot of advantages, but still need to solve two hang-ups: (one) is the even light shaping of laser beam, exactly the single mode of laser emitting or multimode Gaussian beam be converted to given shape (as rectangle or square etc.) and the intensity uniform light beam of trying one's best; (2) be to reduce or eliminate the speckle and the striped that are formed by interference and diffraction because of laser high monochromaticity (coherence) as far as possible.
Chinese patent CN102593700A has recorded a kind of without gain competition three-wavelength laser, and this patent has proposed the different energy level transitions of a kind of same crystal solution of vying each other that gains.But its scheme Output of laser wavelength difference is large, and coherence is strong, easily forms diffraction fringe, be unfavorable for laser display application.
Chinese patent CN1459897 has recorded in a kind of three-wavelength Nd laser chamber or the red-green-blue laser of cavity external frequency multiplication, this patent has used 1 laser crystal YAG to add that 3 blocks of nonlinear crystals produce respectively three kinds of laser of RGB, its structure not only structure is more complicated, and its scheme Output of laser wavelength difference is large, coherence is strong, easily form diffraction fringe, be unfavorable for laser display application.
Shenyang Normal University's journal (natural science edition) the 29th in July, 2011 volume the 3rd phase disclosed " LD profile pump Nd:YAG1064nm/532nm/660nm three-wavelength laser ", this documents comprises two kinds of visible rays and a kind of infrared light.Its scheme Output of laser wavelength difference is large, and coherence is strong, easily forms diffraction fringe, is unfavorable for laser display application.
Summary of the invention
For the deficiencies in the prior art, the present invention relates to a kind of three-wavelength laser.The present invention uses two same light paths of crystal to realize three-wavelength Laser output; Three kinds of optical maser wavelengths are adjacent, energy stack, and Energy distribution is more level and smooth, has reduced diffraction fringe, and laser intensity distributes and more approaches natural daylight.This laser combines self-frequency doubling laser crystal and laser crystal, obtains 532,531,530nm three-wavelength Laser output.Because wavelength is close, greatly reduce the speckle and the striped that form because of laser monochromaticjty, homogenizer, designs simple and direct reliably, has good market application foreground aspect laser display.
The invention also discloses a kind of method of work of above-mentioned three-wavelength laser.
Term explanation:
1, LD, the abbreviation of semiconductor laser;
2, Nd:YCOB, the general abbreviation of the borate doped calcium oxygen of neodymium yttrium;
3, Nd:GdCOB, the general abbreviation of the borate doped calcium oxygen of neodymium gadolinium;
4, Nd:YVO4, the general abbreviation of neodymium doped yttrium vanadate.
Technical scheme of the present invention is as follows:
A kind of three-wavelength laser, comprises the laser diode pumping source, focus lens group, self-frequency doubling laser crystal and the laser crystal that set gradually according to illumination order; Described laser diode pumping source is connected by coupled fiber with focus lens group; At described self-frequency doubling laser crystal, and plate respectively with 808nm high transmission film, the high reflecting medium film of (1090-1060) nm and (532-530) the high reflecting medium film of nm near the logical light face of described laser diode pumping source; Plate with (532-530) nm high transmission film, the high reflecting medium film of (1090-1060) nm at described laser crystal and away from the logical light face of described laser diode pumping source; Described three-wavelength laser is exported the laser of 532nm, 531nm, tri-wavelength of 530nm simultaneously;
Described laser diode pumping source transmitting 808nm pumping laser, is partially absorbed rear generation 1060nm fundamental frequency light by self-frequency doubling laser crystal, and all the other pump lights are absorbed and produce 1064nm fundamental frequency light by laser crystal; In self-frequency doubling laser crystal, the 1060nm fundamental frequency optical sccond-harmonic generation producing produces 530nm laser, and 1064nm fundamental frequency optical sccond-harmonic generation produces 532nm laser, and 1060nm fundamental frequency light and 1064nm fundamental frequency light and frequency produce 531nm laser; Described three-wavelength laser is exported the laser of 532nm, 531nm, tri-wavelength of 530nm simultaneously.
Preferred according to the present invention, described laser diode pumping source is the semiconductor laser LD that produces 808nm laser;
Described self-frequency doubling laser crystal is neodymium-doped oxygen crystals of calcium salts, and described neodymium-doped oxygen crystals of calcium salts is the borate doped calcium oxygen of neodymium yttrium Nd:YCOB or the borate doped calcium oxygen of neodymium gadolinium Nd:GdCOB;
Described laser crystal is neodymium doped yttrium vanadate crystal Nd:YVO4.
Preferred according to the present invention, described self-frequency doubling laser crystal is pressed optical direction cutting, and cut direction is the phase matched direction that produces 531nm laser; Described self-frequency doubling laser crystal is cylindrical or cuboid; Optical direction length is 0.1-20mm.
Preferred according to the present invention, described self-frequency doubling laser crystal length is 1-10mm, further preferred, and the length of described self-frequency doubling laser crystal is 4-8mm.
Preferred according to the present invention, in described self-frequency doubling laser crystal neodymium borate doped calcium oxygen yttrium Nd:YCOB or the borate doped calcium oxygen of neodymium gadolinium Nd:GdCOB, neodymium ion doped concentration range is 0.1-30at%; Preferably, the neodymium ion doped concentration of described self-frequency doubling laser crystal neodymium borate doped calcium oxygen yttrium Nd:YCOB or the borate doped calcium oxygen of neodymium gadolinium Nd:GdCOB is 8-15at%.
Preferred according to the present invention, the cut direction of described laser crystal neodymium doped yttrium vanadate Nd:YVO4 is to learn main shaft a direction along crystal structure, and optical direction length is 0.1-10mm.
Preferred according to the present invention, the length of described laser crystal neodymium doped yttrium vanadate Nd:YVO4 is 2-8mm, further preferred, and the length of laser crystal neodymium doped yttrium vanadate Nd:YVO4 is 4-6mm.
Preferred according to the present invention, the neodymium ion doped concentration of described laser crystal neodymium doped yttrium vanadate Nd:YVO4 is 0.1-3at%; Further preferred, described neodymium ion doped concentration is 0.2-2at%.
More succinct in order to illustrate, in the following ways logical light face is described: self-frequency doubling laser crystal is called front surface near the logical light face of LD, is rear surface away from the logical light face of LD.Laser crystal is front surface near the logical light face of self-frequency doubling laser crystal, is rear surface away from the logical light face of LD.
According to the present invention, the rear surface of described self-frequency doubling laser crystal and the front surface of laser crystal glue together.Described gluing method adopts prior art; Preferably, can be by ultraviolet glue uniform fold on cemented surface, by after the cemented surface laminating of self-frequency doubling laser crystal and laser crystal, solidify by UV-irradiation.
A method of work for above-mentioned three-wavelength laser, comprises that step is as follows:
Described laser diode pumping source transmitting 808nm pumping laser, partially absorbed rear generation 1060nm fundamental frequency light by the borate doped calcium oxygen of self-frequency doubling laser crystal neodymium yttrium Nd:YCOB or the borate doped calcium oxygen of neodymium gadolinium Nd:GdCOB, all the other pump lights are absorbed and produce 1064nm fundamental frequency light by laser crystal neodymium doped yttrium vanadate Nd:YVO4; In the borate doped calcium oxygen of self-frequency doubling laser crystal neodymium yttrium Nd:YCOB or the borate doped calcium oxygen of neodymium gadolinium Nd:GdCOB, the 1060nm fundamental frequency optical sccond-harmonic generation producing produces 530nm laser, 1064nm fundamental frequency optical sccond-harmonic generation produces 532nm laser, and 1060nm fundamental frequency light and 1064nm fundamental frequency light and frequency produce 531nm laser; Described three-wavelength laser is exported the laser of 532nm, 531nm, tri-wavelength of 530nm simultaneously.
The invention has the advantages that:
Three-wavelength laser of the present invention uses two same light paths of crystal to realize three-wavelength Laser output; Three kinds of optical maser wavelengths are adjacent, energy stack, and Energy distribution is more level and smooth, has reduced diffraction fringe, and laser intensity distributes and more approaches natural daylight.This laser combines self-frequency doubling laser crystal and laser crystal, obtains 532,531,530nm three-wavelength Laser output.Because wavelength is close, greatly reduce the speckle and the striped that form because of laser monochromaticjty, homogenizer, designs simple and direct reliably, has good market application foreground aspect laser display.
Brief description of the drawings
Fig. 1 is the structural representation of three-wavelength laser of the present invention.
1. laser diode pumping source, 2. coupled fiber, 3. focus lens group, 4. self-frequency doubling laser crystal, 5. laser crystal, 6. has the laser beam of wavelength 532nm, wavelength 531nm, wavelength 530nm.
Embodiment
Below in conjunction with embodiment, the present invention is described further, but is not limited to this.
More succinct in order to illustrate, in the following ways logical light face is described: self-frequency doubling laser crystal is called front surface near the logical light face of LD, is rear surface away from the logical light face of LD.Laser crystal is front surface near the logical light face of self-frequency doubling laser crystal, is rear surface away from the logical light face of LD.
Embodiment 1:
As shown in Figure 1.
A kind of three-wavelength laser, comprises the laser diode pumping source 1, focus lens group 3, self-frequency doubling laser crystal 4 and the laser crystal 6 that set gradually according to illumination order; Described laser diode pumping source 1 is connected by coupled fiber 2 with focus lens group 3; At described self-frequency doubling laser crystal 4, and plate respectively with 808nm high transmission film, the high reflecting medium film of (1090-1060) nm and (532-530) the high reflecting medium film of nm near the logical light face of described laser diode pumping source 1; Plate with (532-530) nm high transmission film, the high reflecting medium film of (1090-1060) nm at described laser crystal 5 and away from the logical light face of described laser diode pumping source 1; Described three-wavelength laser is exported the laser of 532nm, 531nm, tri-wavelength of 530nm simultaneously.
Described laser diode pumping source 1 is launched 808nm pumping laser, is partially absorbed rear generation by self-frequency doubling laser crystal 4
1060nm fundamental frequency light, all the other pump lights are absorbed and produce 1064nm fundamental frequency light by laser crystal 5; In self-frequency doubling laser crystal 4, the 1060nm fundamental frequency optical sccond-harmonic generation producing produces 530nm laser, and 1064nm fundamental frequency optical sccond-harmonic generation produces 532nm laser, and 1060nm fundamental frequency light and 1064nm fundamental frequency light and frequency produce 531nm laser; Described three-wavelength laser is exported the laser of 532nm, 531nm, tri-wavelength of 530nm simultaneously.
Described laser diode pumping source 1 is for producing the semiconductor laser LD of 808nm laser; Emission wavelength is the semiconductor laser 1 of 808nm, through coupled fiber 2, carries out beam shaping by collector lens group 3, and flat shape is input to the front surface of self-frequency doubling laser crystal 4;
Described self-frequency doubling laser crystal 4 is neodymium-doped oxygen crystals of calcium salts, and described neodymium-doped oxygen crystals of calcium salts is the borate doped calcium oxygen of neodymium yttrium Nd:YCOB;
Described laser crystal 5 is neodymium doped yttrium vanadate crystal Nd:YVO4.
Described self-frequency doubling laser crystal 4 is pressed optical direction cutting, and cut direction is the phase matched direction that produces 531nm laser; Described self-frequency doubling laser crystal is cylindrical or cuboid; Optical direction length is 5mm.
Described self-frequency doubling laser crystal 4 length 6mm.
In the borate doped calcium oxygen of described self-frequency doubling laser crystal 4 neodymium yttrium Nd:YCOB, neodymium ion doped concentration is 8at%;
The cut direction of described laser crystal 5 neodymium doped yttrium vanadate Nd:YVO4 is to learn main shaft a direction along crystal structure, and optical direction length is 0.1-10mm.
The length of described laser crystal neodymium doped yttrium vanadate Nd:YVO4 is 2mm.
The neodymium ion doped concentration of described laser crystal neodymium doped yttrium vanadate Nd:YVO4 is 1at%.
The front surface of the rear surface of described self-frequency doubling laser crystal 4 and laser crystal 5 glues together.Described gluing method adopts prior art; Preferably, can be by ultraviolet glue uniform fold on cemented surface, by after the cemented surface laminating of self-frequency doubling laser crystal and laser crystal, solidify by UV-irradiation.
Embodiment 2,
Three-wavelength laser as described in Example 1, its difference is:
Described self-frequency doubling laser crystal 4 is neodymium-doped oxygen crystals of calcium salts, and described neodymium-doped oxygen crystals of calcium salts is the borate doped calcium oxygen of neodymium gadolinium Nd:GdCOB;
Described laser crystal is neodymium doped yttrium vanadate crystal Nd:YVO4.
Described self-frequency doubling laser crystal 4 is pressed optical direction cutting, and cut direction is the phase matched direction that produces 531nm laser; Described self-frequency doubling laser crystal is cylindrical or cuboid; Optical direction length is 5mm.
Described self-frequency doubling laser crystal 4 length are 8mm.
In the borate doped calcium oxygen of described self-frequency doubling laser crystal 4 neodymium gadolinium Nd:GdCOB, neodymium ion doped concentration is 8at%;
The cut direction of described laser crystal 5 neodymium doped yttrium vanadate Nd:YVO4 is to learn main shaft a direction along crystal structure, and optical direction length is 0.1-10mm.
Embodiment 3,
Three-wavelength laser as described in Example 1, its difference is:
Described laser crystal 5 is neodymium doped yttrium vanadate crystal Nd:YVO4.
Described self-frequency doubling laser crystal 4 is pressed optical direction cutting, and cut direction is the phase matched direction that produces 531nm laser; Described self-frequency doubling laser crystal 4 is cylindrical or cuboid; Optical direction length is 2mm.
Described self-frequency doubling laser crystal 4 length are 4mm.
The neodymium ion doped concentration of described self-frequency doubling laser crystal 4 neodymium borate doped calcium oxygen yttrium Nd:YCOB is 20at%;
The length of described laser crystal 5 neodymium doped yttrium vanadate Nd:YVO4 is 2mm.
The neodymium ion doped concentration of described laser crystal 5 neodymium doped yttrium vanadate Nd:YVO4 is 1at%.
Embodiment 4,
Three-wavelength laser as described in Example 2, its difference is:
Described laser crystal 5 is neodymium doped yttrium vanadate crystal Nd:YVO4.
Described self-frequency doubling laser crystal 4 is pressed optical direction cutting, and cut direction is the phase matched direction that produces 531nm laser; Described self-frequency doubling laser crystal is cylindrical or cuboid; Optical direction length is 8mm.
Described self-frequency doubling laser crystal 4 length are 5mm.
The neodymium ion doped concentration of described self-frequency doubling laser crystal 4 neodymium borate doped calcium oxygen yttrium Nd:YCOB is 5at%;
The length of described laser crystal 5 neodymium doped yttrium vanadate Nd:YVO4 is 2mm.
The neodymium ion doped concentration of described laser crystal 5 neodymium doped yttrium vanadate Nd:YVO4 is 1at%.
Embodiment 5,
The method of work of a kind of three-wavelength laser as described in embodiment 1-4:
Described laser diode pumping source 1 is launched 808nm pumping laser, partially absorbed rear generation 1060nm fundamental frequency light by self-frequency doubling laser crystal 4 neodymium borate doped calcium oxygen yttrium Nd:YCOB or the borate doped calcium oxygen of neodymium gadolinium Nd:GdCOB, all the other pump lights are absorbed and produce 1064nm fundamental frequency light by laser crystal 5 neodymium doped yttrium vanadate Nd:YVO4; In self-frequency doubling laser crystal 4 neodymium borate doped calcium oxygen yttrium Nd:YCOB or the borate doped calcium oxygen of neodymium gadolinium Nd:GdCOB, the 1060nm fundamental frequency optical sccond-harmonic generation producing produces 530nm laser, 1064nm fundamental frequency optical sccond-harmonic generation produces 532nm laser, and 1060nm fundamental frequency light and 1064nm fundamental frequency light and frequency produce 531nm laser; Described three-wavelength laser is exported the laser of 532nm, 531nm, tri-wavelength of 530nm simultaneously.
Claims (10)
1. a three-wavelength laser, is characterized in that, this laser comprises the laser diode pumping source, focus lens group, self-frequency doubling laser crystal and the laser crystal that set gradually according to illumination order; Described laser diode pumping source is connected by coupled fiber with focus lens group; At described self-frequency doubling laser crystal, and plate respectively with 808nm high transmission film, the high reflecting medium film of (1090-1060) nm and (532-530) the high reflecting medium film of nm near the logical light face of described laser diode pumping source; Plate with (532-530) nm high transmission film, the high reflecting medium film of (1090-1060) nm at described laser crystal and away from the logical light face of described laser diode pumping source; Described three-wavelength laser is exported the laser of 532nm, 531nm, tri-wavelength of 530nm simultaneously;
Described laser diode pumping source transmitting 808nm pumping laser, is partially absorbed rear generation 1060nm fundamental frequency light by self-frequency doubling laser crystal, and all the other pump lights are absorbed and produce 1064nm fundamental frequency light by laser crystal; In self-frequency doubling laser crystal, the 1060nm fundamental frequency optical sccond-harmonic generation producing produces 530nm laser, and 1064nm fundamental frequency optical sccond-harmonic generation produces 532nm laser, and 1060nm fundamental frequency light and 1064nm fundamental frequency light and frequency produce 531nm laser; Described three-wavelength laser is exported the laser of 532nm, 531nm, tri-wavelength of 530nm simultaneously.
2. a kind of three-wavelength laser according to claim 1, is characterized in that, described laser diode pumping source is the semiconductor laser LD that produces 808nm laser;
Described self-frequency doubling laser crystal is neodymium-doped oxygen crystals of calcium salts, and described neodymium-doped oxygen crystals of calcium salts is the borate doped calcium oxygen of neodymium yttrium Nd:YCOB or the borate doped calcium oxygen of neodymium gadolinium Nd:GdCOB;
Described laser crystal is neodymium doped yttrium vanadate crystal Nd:YVO4.
3. a kind of three-wavelength laser according to claim 2, is characterized in that, described self-frequency doubling laser crystal is pressed optical direction cutting, and cut direction is the phase matched direction that produces 531nm laser; Described self-frequency doubling laser crystal is cylindrical or cuboid; Optical direction length is 0.1-20mm.
4. a kind of three-wavelength laser according to claim 2, is characterized in that, described self-frequency doubling laser crystal length is 1-10mm, further preferred, and the length of described self-frequency doubling laser crystal is 4-8mm.
5. a kind of three-wavelength laser according to claim 2, is characterized in that, in described self-frequency doubling laser crystal neodymium borate doped calcium oxygen yttrium Nd:YCOB or the borate doped calcium oxygen of neodymium gadolinium Nd:GdCOB, neodymium ion doped concentration range is 0.1-30at%; Preferably, the neodymium ion doped concentration of described self-frequency doubling laser crystal neodymium borate doped calcium oxygen yttrium Nd:YCOB or the borate doped calcium oxygen of neodymium gadolinium Nd:GdCOB is 8-15at%.
6. a kind of three-wavelength laser according to claim 2, is characterized in that, the cut direction of described laser crystal neodymium doped yttrium vanadate Nd:YVO4 is to learn main shaft a direction along crystal structure, and optical direction length is 0.1-10mm.
7. a kind of three-wavelength laser according to claim 2, is characterized in that, the length of described laser crystal neodymium doped yttrium vanadate Nd:YVO4 is 2-8mm, further preferred, and the length of laser crystal neodymium doped yttrium vanadate Nd:YVO4 is 4-6mm.
8. a kind of three-wavelength laser according to claim 2, is characterized in that, the neodymium ion doped concentration of described laser crystal neodymium doped yttrium vanadate Nd:YVO4 is 0.1-3at%; Further preferred, described neodymium ion doped concentration is 0.2-2at%.
9. a kind of three-wavelength laser according to claim 1, is characterized in that, the rear surface of described self-frequency doubling laser crystal and the front surface of laser crystal glue together.
10. a method of work for three-wavelength laser as claimed in claim 2, comprises that step is as follows:
Described laser diode pumping source transmitting 808nm pumping laser, partially absorbed rear generation 1060nm fundamental frequency light by the borate doped calcium oxygen of self-frequency doubling laser crystal neodymium yttrium Nd:YCOB or the borate doped calcium oxygen of neodymium gadolinium Nd:GdCOB, all the other pump lights are absorbed and produce 1064nm fundamental frequency light by laser crystal neodymium doped yttrium vanadate Nd:YVO4; In the borate doped calcium oxygen of self-frequency doubling laser crystal neodymium yttrium Nd:YCOB or the borate doped calcium oxygen of neodymium gadolinium Nd:GdCOB, the 1060nm fundamental frequency optical sccond-harmonic generation producing produces 530nm laser, 1064nm fundamental frequency optical sccond-harmonic generation produces 532nm laser, and 1060nm fundamental frequency light and 1064nm fundamental frequency light and frequency produce 531nm laser; Described three-wavelength laser is exported the laser of 532nm, 531nm, tri-wavelength of 530nm simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410133767.1A CN104009388A (en) | 2014-04-03 | 2014-04-03 | Three-wavelength laser and working method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410133767.1A CN104009388A (en) | 2014-04-03 | 2014-04-03 | Three-wavelength laser and working method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104009388A true CN104009388A (en) | 2014-08-27 |
Family
ID=51369943
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410133767.1A Pending CN104009388A (en) | 2014-04-03 | 2014-04-03 | Three-wavelength laser and working method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104009388A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106058633A (en) * | 2016-06-01 | 2016-10-26 | 青岛镭视光电科技有限公司 | Dual-wavelength laser |
| CN108775966A (en) * | 2018-09-05 | 2018-11-09 | 中国工程物理研究院激光聚变研究中心 | A kind of double delay third-order relevant instruments |
| CN110247294A (en) * | 2019-07-31 | 2019-09-17 | 中国科学院理化技术研究所 | A kind of ultraviolet laser apparatus using laser self frequency-doubling crystal |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5237578A (en) * | 1990-11-05 | 1993-08-17 | Hoya Corporation | Solid-state laser device capable of producing an outgoing laser beam having a narrower spectral band width |
| WO1994029937A2 (en) * | 1993-06-11 | 1994-12-22 | Laser Power Corporation | Blue microlaser |
| CN1549410A (en) * | 2003-05-06 | 2004-11-24 | 中国科学院物理研究所 | Multi-wavelength synchronous running continuous laser |
| CN101106252A (en) * | 2006-07-14 | 2008-01-16 | 北京国科世纪激光技术有限公司 | A coaxial light output multi-wave length laser device |
| CN103594914A (en) * | 2013-11-11 | 2014-02-19 | 青岛镭视光电科技有限公司 | Yellow orange light laser based on self frequency-doubling laser crystal |
-
2014
- 2014-04-03 CN CN201410133767.1A patent/CN104009388A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5237578A (en) * | 1990-11-05 | 1993-08-17 | Hoya Corporation | Solid-state laser device capable of producing an outgoing laser beam having a narrower spectral band width |
| WO1994029937A2 (en) * | 1993-06-11 | 1994-12-22 | Laser Power Corporation | Blue microlaser |
| CN1549410A (en) * | 2003-05-06 | 2004-11-24 | 中国科学院物理研究所 | Multi-wavelength synchronous running continuous laser |
| CN101106252A (en) * | 2006-07-14 | 2008-01-16 | 北京国科世纪激光技术有限公司 | A coaxial light output multi-wave length laser device |
| CN103594914A (en) * | 2013-11-11 | 2014-02-19 | 青岛镭视光电科技有限公司 | Yellow orange light laser based on self frequency-doubling laser crystal |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106058633A (en) * | 2016-06-01 | 2016-10-26 | 青岛镭视光电科技有限公司 | Dual-wavelength laser |
| CN108775966A (en) * | 2018-09-05 | 2018-11-09 | 中国工程物理研究院激光聚变研究中心 | A kind of double delay third-order relevant instruments |
| CN108775966B (en) * | 2018-09-05 | 2023-06-09 | 中国工程物理研究院激光聚变研究中心 | Double-delay third-order correlator |
| CN110247294A (en) * | 2019-07-31 | 2019-09-17 | 中国科学院理化技术研究所 | A kind of ultraviolet laser apparatus using laser self frequency-doubling crystal |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203103748U (en) | Fiber laser outputting laser light with dual wavelengths of 659.5nm and 1319nm | |
| CN104009388A (en) | Three-wavelength laser and working method thereof | |
| CN109188838A (en) | A kind of laser projection light source | |
| CN103594914A (en) | Yellow orange light laser based on self frequency-doubling laser crystal | |
| CN104051943A (en) | A diode pumped passive mode-locked Nd, Y: caF2all-solid-state femtosecond laser | |
| CN204809628U (en) | Laser | |
| CN203787764U (en) | Novel blue-violet laser light source | |
| CN101710669B (en) | Double-output end face pumping all-solid-state laser | |
| CN102468600A (en) | Novel cross-polarization dual-wavelength laser | |
| CN102324690B (en) | Semiconductor solid laser | |
| CN204730106U (en) | White light laser pen | |
| CN104009375A (en) | Yellow-light self-Raman laser | |
| CN106877162A (en) | A kind of same light path dual laser | |
| CN106532422A (en) | Six-wavelength output passively Q-switched c-cut Nd:YVO4 self-Raman all-solid-state laser | |
| CN104409957B (en) | A kind of 2 μm of laser devices of narrow linewidth | |
| CN103904558B (en) | A kind of new blue and violet laser sources | |
| CN201541050U (en) | Double-output end-face pump whole solid state laser | |
| CN204314590U (en) | Light-emitting device and projection arrangement | |
| CN102299471B (en) | Extra-cavity resonant ultraviolet laser generator | |
| CN101938082B (en) | Low-power green laser pen | |
| Pan et al. | Diode-end-Pumped Nd: YAG Ceramic and Crystal Operation at 1,123 nm | |
| CN203071391U (en) | Optical fiber light source device for laser display | |
| CN204045929U (en) | A kind of diode laser spectrum combining optical suppressing interlocking pattern | |
| CN103166096A (en) | Optical fiber source device for laser display | |
| CN209014893U (en) | A kind of laser projection light source |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20140827 |