CN107069397B - A kind of resonant cavity super continuum source output device - Google Patents

A kind of resonant cavity super continuum source output device Download PDF

Info

Publication number
CN107069397B
CN107069397B CN201710023185.1A CN201710023185A CN107069397B CN 107069397 B CN107069397 B CN 107069397B CN 201710023185 A CN201710023185 A CN 201710023185A CN 107069397 B CN107069397 B CN 107069397B
Authority
CN
China
Prior art keywords
fiber
acousto
optical
super continuum
optic modulator
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.)
Expired - Fee Related
Application number
CN201710023185.1A
Other languages
Chinese (zh)
Other versions
CN107069397A (en
Inventor
王智勇
安娜
葛廷武
孙畅
曹康
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.)
Beijing University of Technology
Original Assignee
Beijing University of Technology
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 Beijing University of Technology filed Critical Beijing University of Technology
Priority to CN201710023185.1A priority Critical patent/CN107069397B/en
Publication of CN107069397A publication Critical patent/CN107069397A/en
Application granted granted Critical
Publication of CN107069397B publication Critical patent/CN107069397B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01SDEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/05Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
    • H01S3/06Construction or shape of active medium
    • H01S3/063Waveguide lasers, i.e. whereby the dimensions of the waveguide are of the order of the light wavelength
    • H01S3/067Fibre lasers
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01SDEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/05Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
    • H01S3/06Construction or shape of active medium
    • H01S3/063Waveguide lasers, i.e. whereby the dimensions of the waveguide are of the order of the light wavelength
    • H01S3/067Fibre lasers
    • H01S3/06708Constructional details of the fibre, e.g. compositions, cross-section, shape or tapering
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01SDEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/05Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
    • H01S3/08Construction or shape of optical resonators or components thereof
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01SDEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/23Arrangements of two or more lasers not provided for in groups H01S3/02 - H01S3/22, e.g. tandem arrangements of separate active media

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Optics & Photonics (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)

Abstract

The present invention provides a kind of resonant cavity super continuum source output device, including optical resonator and the Yb dosed optical fiber that is sequentially connected, laser, acousto-optic modulator and the tapered fiber intracavitary positioned at the optical resonance;The optical resonator, for controlling the intracavitary concussion function of light beam and exporting super continuum source;The Yb dosed optical fiber, the gain media as the super continuum source;The laser, the pumping source as the super continuum source;The acousto-optic modulator, for exporting the laser pulse of specific frequency;The tapered fiber, for enhancing the nonlinear effect of the super continuum source and the energy in shortwave direction.Device of the present invention simplifies the structure of existing super continuum source output device, realizes spectrum widening in the lower situation of pump power, reduces costs, and light-phototransformation efficiency is high.

Description

A kind of resonant cavity super continuum source output device
Technical field
The present invention relates to optical fiber laser fields, more particularly, to a kind of resonant cavity super continuum source output device.
Background technique
Super continuum source of the present invention is a kind of pulsed laser light source, is had wider relative to tunable laser Spectral region.When strong light transmits in nonlinear dielectric, by Self-phase modulation (SPM), Cross-phase Modulation (XPM), four The nonlinear effects such as wave mixing (FWM), stimulated Raman scattering (SRS), dispersive wave frequency displacement, soliton self-frequency sh and effect of dispersion are total to Same-action so that spectrum greatly broadens, and generates super continuum source, and super continuum source spectral region can cover ultraviolet arrive Near infrared region.
Since super continuous spectrums have the characteristics that spectral width, spatial coherence, in material analysis, optical coherence tomography, optical fiber Communication and photoelectronic warfare etc. have important application.
Currently, the output device of super continuum source mainly utilizes the outer pump photon crystal of light pulse chamber in the prior art Optical fiber is to generate super continuum source, and the super continuous spectrums good beam quality generated, spectral region is wide, and flatness is good;But Big with ordinary optic fibre splice loss, splice attenuation, the intensity of required light pulse is larger, and fiber lengths are longer, higher cost.
Summary of the invention
The present invention provides a kind of resonant cavity super continuous spectrums for overcoming the above problem or at least being partially solved the above problem Light source output device.
According to an aspect of the present invention, a kind of resonant cavity super continuum source output device, including optical resonance are provided Chamber, Yb dosed optical fiber, laser, acousto-optic modulator and tapered fiber;
The optical resonator, for controlling the intracavitary concussion function of light beam and exporting super continuum source;
The Yb dosed optical fiber, the gain media as the super continuum source;
The laser, the pumping source as the super continuum source;
The acousto-optic modulator, for exporting the laser pulse of specific frequency;
The tapered fiber, for enhancing the nonlinear effect of the super continuum source and the energy in shortwave direction;
The acousto-optic modulator, Yb dosed optical fiber, laser and tapered fiber are sequentially connected, and are located at the optical resonator It is interior;The acousto-optic modulator and the tapered fiber are also connected with the optical resonator respectively.
Further, the tapered fiber includes that region is bored in a drawing;Or
Region is bored in multiple drawings, each that cone region is drawn mutually to cascade, and cone region is respectively drawn to have identical or different drawing cone Parameter.
Further, the tapered fiber is any one in multimode fibre, single mode optical fiber and photonic crystal fiber.
Further, the tapered fiber be insulation draw cone condition under carry out fused biconical taper processing after formed have one or Multiple optical fiber for drawing cone region, and each both ends for drawing cone region have symmetrical cone plot structure.
Further, the optical resonator includes the first fiber grating and the second fiber grating, first fiber grating It is connected with the acousto-optic modulator, second fiber grating is connected with the tapered fiber;Second fiber grating For exporting the super continuum source.
Further, one end of second fiber grating connects the tapered fiber, and the other end is connected with output optical fibre;
The output optical fibre passes through chamfering process, for receiving the super continuum source of the second fiber grating output simultaneously Externally output.
Further, the acousto-optic modulator is also connected with signal generator;
The signal generator, for optical signal parameters to be arranged, so that acousto-optic modulator output specific frequency swashs Light pulse;
Further, the laser includes semiconductor laser and optical-fiber bundling device interconnected;
One end of the optical-fiber bundling device connects Yb dosed optical fiber, and the other end connects tapered fiber;
The semiconductor laser passes through the optical-fiber bundling device for the pumping source as the super continuum source By laser coupled into the optical resonator, the adjustable Q laser pulse signal with the specific frequency identical frequency is exported.
Further, the range of the specific frequency is several hertz to several megahertzs.
Further, the acousto-optic modulator is also connected with acoustooptic modulator driver and driving power, the acousto-optic modulator Driver is used to select driving power parameter according to the specification of the acousto-optic modulator, and the driving power is used for acousto-optic modulation Device driving power supply.
The application proposes a kind of resonant cavity super continuum source output device based on tapered fiber, passes through the first optical fiber light Grid and the second fiber grating form optical resonator, the pulse signal exported by the nonlinear effect of tapered fiber to laser It is broadened, super continuum source is directly exported by the optical resonator, simplify existing super continuum source output dress The structure set realizes spectrum widening in the lower situation of pump power, and spatial coherence is good, reduces costs, and light-light conversion It is high-efficient.
Detailed description of the invention
Fig. 1 is a kind of resonant cavity super continuum source output device schematic diagram of the present invention;
Fig. 2 is tapered fiber schematic diagram of the present invention.
Description of symbols
1, the first fiber grating, 2, acousto-optic modulator, 3, signal generator, 4, Yb dosed optical fiber, 5, optical-fiber bundling device, 6, half Conductor laser, 7, tapered fiber, the 8, second fiber grating, 9, output optical fibre.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiments of the present invention will be described in further detail.Implement below Example is not intended to limit the scope of the invention for illustrating the present invention.
As shown in Figure 1, for a kind of resonant cavity super continuum source output device of the present invention, all may be used comprising this specification Embodiment is selected, is specifically included:
Sequentially connected first fiber grating 1, acousto-optic modulator 2, Yb dosed optical fiber 4, optical-fiber bundling device 5, tapered fiber 7, Second fiber grating 8 and output optical fibre 9, the acousto-optic modulator 2 are also connected with signal generator 3, and the optical-fiber bundling device 5 also connects Connect semiconductor laser 6.
The present embodiment described device is by a pair of of high reflectance fiber grating, acousto-optic modulator, signal generator, doping light Fibre, optical-fiber bundling device, semiconductor laser and tapered fiber composition.Wherein, fiber grating pair forms resonant cavity;Semiconductor laser Device makees pumping source;Doped fiber makees gain operation material;Tapered fiber has high nonlinear coefficient, is for generating super continuous spectrums Nonlinear dielectric;The super continuum source of generation is exported by output optical fibre.
The embodiment more brief as one, a kind of resonant cavity super continuous spectrums light based on tapered fiber provided by the invention Source output device includes optical resonator, Yb dosed optical fiber, laser, acousto-optic modulator and tapered fiber;
The optical resonator, for controlling the intracavitary concussion function of light beam and exporting super continuum source;
The Yb dosed optical fiber, for the gain media as the super continuum source;
The laser, for the pumping source as the super continuum source;
The acousto-optic modulator, for exporting the laser pulse of specific frequency;
The tapered fiber, for enhancing the nonlinear effect of the super continuum source and the energy in shortwave direction;
The acousto-optic modulator, Yb dosed optical fiber, laser and tapered fiber are sequentially connected, and are located at the optical resonator It is interior;The acousto-optic modulator and the tapered fiber are also connected with the optical resonator respectively.
The present invention can obtain good non-thread using tapered fiber as the nonlinear dielectric of the super continuum source Property effect, and the energy in the shortwave direction of the super continuum source can be enhanced.
Ordinary optic fibre is drawn cone processing to change fibre-optical dispersion spy by drawing cone to can be obtained high nonlinear coefficient Property, reduce zero-dispersion wavelength of fiber, it is easier to enhance the energy in super continuous spectrums shortwave direction.Laser is obtained in the case where cone condition is drawn in insulation To tapered fiber in transmit when be lost small, and optical fiber both ends are small without fiber optic splicing loss other in processing, with laser, Improve the light-light conversion efficiency of super continuum source.
When photonic crystal fiber carries out drawing cone processing, not only make photonic crystal fiber that there is stronger nonlinear effect, together When change photonic crystal fiber zero-dispersion wavelength, keep shortwave oriented energy stronger.And super continuous spectrums are directly exported by resonant cavity The structure that can simplify super continuum source, as laser is in intracavitary concussion, so that can be real in the lower situation of pump power Existing spectrum widening.
The Yb dosed optical fiber can choose appropriate doping concentration and fiber lengths as gain operation material, to improve light-light Transfer efficiency.According to experiment effect, when doping concentration is 3.9dB/m, and fiber lengths are 4m, it can be achieved that optimal spectrum broadening with And light-light conversion efficiency.
Based on another optional embodiment of the more brief embodiment, the tapered fiber includes an area Ge Lazhui Domain;Or
Region is bored in multiple drawings, each that cone region is drawn mutually to cascade, and cone region is respectively drawn to have identical or different drawing cone Parameter.
Tapered fiber of the present invention may include a drawing cone region, also may include multiple drawing cones region.When described When tapered fiber includes multiple drawings cone region, each draws cone region mutually to cascade, and each draws cone region can have Parameter is bored in identical drawing, it is possible to have difference draws cone parameter.
Based on another optional embodiment of the more brief embodiment, the tapered fiber is multimode fibre, list Any one in mode fiber and photonic crystal fiber.
As previously mentioned, using the ordinary optic fibre of multimode fibre or single mode optical fiber by drawing cone to handle as nonlinear dielectric, Manufacturing process is very simple, and tapered fiber both ends are unprocessed, matches with resonant cavity inner fiber, draws when drawing cone process to meet insulation When cone condition, laser transmission loss in tapered fiber is smaller, therefore the super continuum source based on tapered fiber is with higher Light-light conversion efficiency.
And using photonic crystal fiber by drawing cone processing to draw cone photonic crystal fiber to have bigger as nonlinear dielectric Super continuous spectrums output can be realized compared with short fiber in nonlinear factor, and in the case where meeting insulation and drawing cone condition, light transmits in a fiber It is lost smaller.
Based on another optional embodiment of the more brief embodiment, the tapered fiber is to draw pricker bar in insulation The optical fiber with one or more drawing cones region are formed after carrying out fused biconical taper processing under part, and each both ends tool for drawing cone region There is symmetrical cone plot structure, as shown in Figure 2.The symmetrical cone plot structure can reduce laser in tapered fiber transmission loss.
For the tapered fiber relative to drawing with thinner diameter before cone, the optical fiber that cladding diameter is 125 μm can draw cone It is 10 μm to diameter.In actual use, to avoid damage, the shell with fixture can be made and design radiator, Tapered fiber is placed in the housing;And high folding glue is applied in the appropriate location of the tapered fiber, extra cladding light is stripped, The tapered fiber is prevented to be burned out.
Based on another optional embodiment of the more brief embodiment, the optical resonator includes the first optical fiber Grating and the second fiber grating, first fiber grating are connected with the acousto-optic modulator, second fiber grating with The tapered fiber is connected;Second fiber grating is for exporting the super continuum source.
First fiber grating and the second fiber grating constitute optical resonator, and first fiber grating and second Fiber grating has high reflectance;Laser realizes spectrum widening in the intracavitary concussion of the optical resonance.The optical resonance is intracavitary Optical fiber can be built by single mode optical fiber or multimode fibre.
One end of second fiber grating connects the tapered fiber, and the other end is connected with output optical fibre;
The output optical fibre passes through chamfering process, for receiving the super continuum source of the second fiber grating output simultaneously Externally output.
Second fiber grating only has reflex to the light of wavelength 1064nm, therefore super continuous spectrums laser can be by described The output of second fiber grating.
In order to avoid Fresnel reflection, prevent output end damage output optical fibre weldable output end from emitting or taking at beveling Reason.
Based on another optional embodiment of the more brief embodiment, the acousto-optic modulator is also connected with signal hair Raw device;
The signal generator, for optical signal parameters to be arranged, so that acousto-optic modulator output specific frequency swashs Light pulse.
The laser includes semiconductor laser and optical-fiber bundling device interconnected;
One end of the optical-fiber bundling device connects Yb dosed optical fiber, and the other end connects tapered fiber;
The semiconductor laser passes through the optical-fiber bundling device for the pumping source as the super continuum source By laser coupled into the optical resonator, the adjustable Q laser pulse signal with the specific frequency identical frequency is exported.
The range of the specific frequency is several hertz to several megahertzs.The adjustable Q laser pulse signal, which passes through, has Gao Fei The tapered fiber of linear coefficient, generates nonlinear effect, and spectrum widening forms super continuum source.
The acousto-optic modulator is also connected with acoustooptic modulator driver and driving power, and the acoustooptic modulator driver is used In selecting driving power parameter according to the specification of the acousto-optic modulator, the driving power is used to drive to acousto-optic modulator and supply Electricity.In use it should be noted that acousto-optic modulator damaging thresholding, avoids damaging the acousto-optic modulator beyond threshold value.
The present invention using tapered fiber as nonlinear optical fiber, pulling process is simple, reduce optical fiber usage amount, saving at This;Directly nonlinear optical fiber is accessed in resonant cavity, is not needed using form is pumped outside amplifying stage or chamber, structure is simple, can be with Export high-output power, wide spectral range, the super continuous spectrums that flatness is good and spatial coherence is good.
Finally, the present processes are only preferable embodiment, it is not intended to limit the scope of the present invention.It is all Within the spirit and principles in the present invention, any modification, equivalent replacement, improvement and so on should be included in protection of the invention Within the scope of.

Claims (9)

1. a kind of resonant cavity super continuum source output device, which is characterized in that including optical resonator, Yb dosed optical fiber, laser Device, acousto-optic modulator and tapered fiber;
The optical resonator, for controlling the intracavitary concussion function of light beam and exporting super continuum source;
The Yb dosed optical fiber, the gain media as the super continuum source;
The laser, the pumping source as the super continuum source;
The acousto-optic modulator, for exporting the laser pulse of specific frequency;
The tapered fiber, for enhancing the nonlinear effect of the super continuum source and the energy in shortwave direction;
The acousto-optic modulator, Yb dosed optical fiber, laser and tapered fiber are sequentially connected, and it is intracavitary to be located at the optical resonance; The acousto-optic modulator and the tapered fiber are also connected with the optical resonator respectively.
2. device as described in claim 1, which is characterized in that the tapered fiber includes that region is bored in a drawing;Or
Region is bored in multiple drawings, each that cone region is drawn mutually to cascade, and respectively draws cone region that there is identical or different drawing to bore parameter.
3. device as described in claim 1, which is characterized in that the tapered fiber is multimode fibre, single mode optical fiber and photon Any one in crystal optical fibre.
4. device as described in claim 1, which is characterized in that the tapered fiber is to be melted in the case where cone condition is drawn in insulation The optical fiber that there is one or more to draw cone region are formed after drawing cone processing, and each both ends for drawing cone region are with symmetrical cone area Structure.
5. device as described in claim 1, which is characterized in that the optical resonator includes the first fiber grating and the second light Fine grating, first fiber grating are connected with the acousto-optic modulator, second fiber grating and the tapered fiber It is connected;Second fiber grating is for exporting the super continuum source.
6. device as claimed in claim 5, which is characterized in that one end of second fiber grating connects the drawing and bores light Fibre, the other end are connected with output optical fibre;
The output optical fibre passes through chamfering process, for receiving the super continuum source of second fiber grating output and external Output.
7. device as described in claim 1, which is characterized in that the acousto-optic modulator is also connected with signal generator;
The signal generator, for optical signal parameters to be arranged, so that the laser arteries and veins of acousto-optic modulator output specific frequency Punching.
8. device as claimed in claim 7, which is characterized in that the range of the specific frequency is several hertz to several megahertzs.
9. device as claimed in claim 7, which is characterized in that the acousto-optic modulator be also connected with acoustooptic modulator driver and Driving power, the acoustooptic modulator driver are used to select driving power parameter, institute according to the specification of the acousto-optic modulator Driving power is stated to power for driving to acousto-optic modulator.
CN201710023185.1A 2017-01-12 2017-01-12 A kind of resonant cavity super continuum source output device Expired - Fee Related CN107069397B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710023185.1A CN107069397B (en) 2017-01-12 2017-01-12 A kind of resonant cavity super continuum source output device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710023185.1A CN107069397B (en) 2017-01-12 2017-01-12 A kind of resonant cavity super continuum source output device

Publications (2)

Publication Number Publication Date
CN107069397A CN107069397A (en) 2017-08-18
CN107069397B true CN107069397B (en) 2019-06-14

Family

ID=59598276

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710023185.1A Expired - Fee Related CN107069397B (en) 2017-01-12 2017-01-12 A kind of resonant cavity super continuum source output device

Country Status (1)

Country Link
CN (1) CN107069397B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108512020B (en) * 2017-09-22 2019-06-25 中国人民解放军国防科技大学 Incoherent super-continuum spectrum light source with controllable spectrum and tunable output power
CN111751802B (en) * 2020-07-27 2021-07-13 北京工业大学 Photon-level self-adaptive high-sensitivity space weak target detection system and detection method
CN112713490B (en) * 2020-12-28 2024-06-04 北京工业大学 Mid-infrared band continuous all-fiber oscillator

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101825826A (en) * 2010-04-16 2010-09-08 深圳大学 Device for generating super continuous spectrums
CN104009377A (en) * 2014-05-14 2014-08-27 北京工业大学 Blue-light and ultraviolet-light enhancing super-continuum spectrum laser device of full-fiber structure

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101770132B (en) * 2008-12-31 2012-09-05 中国科学院西安光学精密机械研究所 Visible light strengthened super continuous spectrum laser system with all-optical-fiber structure
US20120281720A1 (en) * 2011-05-06 2012-11-08 Imra America, Inc. Broadband generation of coherent continua with optical fibers
CN203071392U (en) * 2013-03-09 2013-07-17 广东汉唐量子光电科技有限公司 Super-continuum spectrum photonic crystal optical fiber laser
US9871336B2 (en) * 2013-05-03 2018-01-16 Atla Lasers As Fiber amplifier

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101825826A (en) * 2010-04-16 2010-09-08 深圳大学 Device for generating super continuous spectrums
CN104009377A (en) * 2014-05-14 2014-08-27 北京工业大学 Blue-light and ultraviolet-light enhancing super-continuum spectrum laser device of full-fiber structure

Also Published As

Publication number Publication date
CN107069397A (en) 2017-08-18

Similar Documents

Publication Publication Date Title
Lin et al. Near-infrared sources in the 1–1.3 μm region by efficient stimulated Raman emission in glass fibers
CN104300344A (en) High-power and tunable pulse fiber laser device
CN105826800B (en) All-fiber broadband flat mid-infrared super-continuum spectrum light source
CN108512020B (en) Incoherent super-continuum spectrum light source with controllable spectrum and tunable output power
CN107069397B (en) A kind of resonant cavity super continuum source output device
US20070160091A1 (en) Continuous wave supercontinuum light source and medical diagnostic apparatus using the same
EP1279065A1 (en) A nonlinear optical device
CN106602395A (en) Ultra-wideband random fiber laser based on multi-wavelength pumping
CN204118458U (en) A kind of single mode full-optical-fiber laser
EP2853008A1 (en) Generation of narrow line width high power optical pulses
CN111490446A (en) Dissipative soliton resonance fiber laser
CN102130413B (en) Full optical fiber type supercontinuum laser source based on multi-component-doped silica optical fiber
US20160231640A1 (en) High efficiency fiber optical parametric oscillator
Donodin et al. Supercontinuum generation in a As2S3-silica nanospike waveguide pumped by Tm-doped fiber laser
JP4951617B2 (en) Continuous spectrum polychromatic light generator with single wavelength excitation
CN115857246A (en) Method for improving flatness of output spectrum of soliton optical frequency comb based on Brillouin laser cavity
Walewski et al. Standard single-mode fibers as convenient means for the generation of ultrafast high-pulse-energy super-continua
CN204118459U (en) High power tunable pulse optical fiber
Sun et al. 53.3 W visible-waveband extra high power supercontinuum all-fiber laser
CN106785834A (en) Super continuum source based on noise like mode locking pulse pumping
Yang et al. High power all-fiber structured supercontinuum source with variable spectral coverage
CN211829525U (en) Dissipative soliton resonance fiber laser
Lin et al. Amplification of supercontinuum by semiconductor and Er-doped fiber optical amplifiers
CN111048983B (en) Saturable absorber for optical fiber laser and preparation method thereof
Huang et al. Stimulated Raman Scattering in a Tapered Submicron Silicon Core Fiber

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
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20190614

CF01 Termination of patent right due to non-payment of annual fee