CN107290823A - A kind of manufacture method of cladding light stripper - Google Patents
A kind of manufacture method of cladding light stripper Download PDFInfo
- Publication number
- CN107290823A CN107290823A CN201610203588.XA CN201610203588A CN107290823A CN 107290823 A CN107290823 A CN 107290823A CN 201610203588 A CN201610203588 A CN 201610203588A CN 107290823 A CN107290823 A CN 107290823A
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- coat
- optical fiber
- optical glass
- variety
- surrounding layer
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/02—Optical fibres with cladding with or without a coating
- G02B6/036—Optical fibres with cladding with or without a coating core or cladding comprising multiple layers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES 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
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
- H01S3/06—Construction or shape of active medium
- H01S3/063—Waveguide lasers, i.e. whereby the dimensions of the waveguide are of the order of the light wavelength
- H01S3/067—Fibre lasers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES 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
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
- H01S3/06—Construction or shape of active medium
- H01S3/063—Waveguide lasers, i.e. whereby the dimensions of the waveguide are of the order of the light wavelength
- H01S3/067—Fibre lasers
- H01S3/06708—Constructional details of the fibre, e.g. compositions, cross-section, shape or tapering
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- General Physics & Mathematics (AREA)
- Optical Couplings Of Light Guides (AREA)
- Light Guides In General And Applications Therefor (AREA)
Abstract
A kind of manufacture method of cladding light stripper, it is characterised in that comprise the following steps：Step one, surrounding layer and coat are removed to one section of the centre of doubly clad optical fiber (1), forms the optical fiber (4) for removing surrounding layer and coat；Step 2, ion beam etching processing is carried out to optical fiber (4) outer surface for removing surrounding layer and coat, make removal surrounding layer and coat optical fiber (4) surface quantity of formation more than miniature guide-lighting groove；Step 3, a variety of optical glass (3) are in the molten state got up optical fiber (4) tight for removing surrounding layer and coat.The present invention is in three times by covering light-output, optical cement is replaced using the optical glass layer of a variety of refractive indexes, improve the heat resisting temperature and the coefficient of heat conduction of material in itself, simultaneously with more than quantity and shape is different miniature guide-lighting groove, at utmost cladding light is propagated in the form of light, improve the security and stability of covering power filtering device.
Description
Technical field
The present invention is a kind of manufacture method of cladding light stripper, is related to optical-fiber laser device technical field, more particularly to a kind of method that cladding light stripper is manufactured by ion beam etching.
Background technology
Ion beam etching is under vacuum, low-pressure inert gas is ionized, by acceleration, boundling etc., the ion with certain speed is set to project material surface, processed by microcosmic mechanical impact energy, ion beam etching processing machining accuracy is high, and pollution is few, and machining stress, thermal deformation etc. are minimum.
Covering power filtering device is the important component in optical fiber laser, by the way that the pump light and laser in fibre cladding are filtered out before the direct output end of optical fiber laser and optical-fiber laser amplification system input, the safety of optical fiber laser can be effectively improved, covering power filtering device is to ensure that laser safety stable operation and laser export the important optical fibre device of quality.
Existing technology and method are by one section of coat and the surrounding layer removal of single cladded-fiber or doubly clad optical fiber, it is more than the optical cement of removal part by applying refractive index, or corrosion optical fiber surface, make pump light or laser in covering and revealed because of the destruction of variations in refractive index or total reflection condition, but it is due to absorption of the optical cement for pump light and laser, and the optical cement coefficient of heat conduction itself is low, the luminous energy caused in optical cement layer is quickly converted to heat energy, the temperature of optical cement rises rapidly, adds optical cement unstability in use；And corrode optical fiber surface can not accurate control process process, while can be impacted to optical fiber self-strength, so as to influence device security and the stability of a system, or even damage optical fiber laser.
The content of the invention
It is an object of the present invention to provide a kind of manufacture method of cladding light stripper, to overcome above-mentioned the deficiencies in the prior art.
A kind of manufacture method of cladding light stripper, it is characterised in that comprise the following steps：
Step one, surrounding layer and coat are removed to one section of the centre of doubly clad optical fiber 1, forms the optical fiber 4 for removing surrounding layer and coat；
Step 2, ion beam etching processing is carried out to the outer surface of optical fiber 4 for removing surrounding layer and coat, make removal surrounding layer and coat optical fiber 4 surface quantity of formation more than miniature guide-lighting groove；
Step 3, the tight of optical fiber 4 for removing surrounding layer and coat is got up by a variety of optical glass 3 in the molten state, Cylinder, garden platform or polygon prism is formed；
Step 4, carries out ion beam etching processing by the outer surface of a variety of optical glass 3 after shaping, makes the miniature guide-lighting groove more than a variety of outer surface quantity of formation of optical glass 3；
Step 5, metal shell 2 is superscribed in a variety of outer surfaces of optical glass 3, the inner surface of metal shell 2 is connected with a variety of outer surfaces of optical glass 3.
Described step three, is that first a through hole is dug in longitudinal direction in the middle of a variety of optical glass 3, through hole internal diameter Ying Wei is more than the diameter for the optical fiber 4 for removing surrounding layer and coat；Allow the optical fiber 4 for removing surrounding layer and coat to be in the middle of through hole, with the optical glass layer 3 described in oxyhydrogen flame or graphite heating, make the optical fiber 4 and the tight union of optical glass layer 3 of removal surrounding layer and coat.
Described optical glass 3 is more than a variety of highs index of refraction for the optical fiber 4 for removing surrounding layer and coat, high light transmissive material by refractive index and constituted.
The direction of propagation arrangement of order along doubly clad optical fiber 1 along light of a variety of optical glass layers of described a variety of optical glass layers 3 according to refractive index from low to high.
The miniature etching groove shape on the surface of described a variety of optical glass layers 3 is that del, rectangle or both have.
The technique effect of the present invention：
Compared with prior art, the present invention as often as possible filters out principle using cladding light, in three times by covering light-output, optical cement is replaced using the optical glass layer of a variety of refractive indexes, improve the heat resisting temperature and the coefficient of heat conduction of material in itself, the miniature guide-lighting groove that surrounding layer and the optical fiber of coat and optical glass layer outer surface use ion beam etching method to manufacture is removed simultaneously, can be according to experimental design and service condition, change the miniature guide-lighting groove number and shape of relevant position, reach fixed point patterning process, laser and pump light in covering is set irregularly to be dissipated in propagation interface, reduce local energy aggregation, at utmost cladding light is set to propagate in the form of light, improve the security and stability of covering power filtering device.
Brief description of the drawings
Fig. 1, be cladding light stripper profile produced by the present invention.
Fig. 2, cut open right view for cladding light stripper produced by the present invention.
Wherein, 1 is doubly clad optical fiber；2 be metal shell；3 be a variety of optical glass 3；4 be removal surrounding layer and the optical fiber of coat.
Embodiment
A kind of manufacture method of cladding light stripper, it is characterised in that comprise the following steps：
Step one, surrounding layer and coat are removed to one section of the centre of doubly clad optical fiber 1, forms the optical fiber 4 for removing surrounding layer and coat；
Step 2, ion beam etching processing is carried out to the outer surface of optical fiber 4 for removing surrounding layer and coat, make removal surrounding layer and coat optical fiber 4 surface quantity of formation more than miniature guide-lighting groove；
Step 3, the tight of optical fiber 4 for removing surrounding layer and coat is got up by a variety of optical glass 3 in the molten state, Cylinder, garden platform or polygon prism is formed；
Step 4, carries out ion beam etching processing by the outer surface of a variety of optical glass 3 after shaping, makes the miniature guide-lighting groove more than a variety of outer surface quantity of formation of optical glass 3；
Step 5, metal shell 2 is superscribed in a variety of outer surfaces of optical glass 3, the inner surface of metal shell 2 is connected with a variety of outer surfaces of optical glass 3.
Described step three, is that first a through hole is dug in longitudinal direction in the middle of a variety of optical glass 3, through hole internal diameter Ying Wei is more than the diameter for the optical fiber 4 for removing surrounding layer and coat；Allow the optical fiber 4 for removing surrounding layer and coat to be in the middle of through hole, with the optical glass layer 3 described in oxyhydrogen flame or graphite heating, make the optical fiber 4 and the tight union of optical glass layer 3 of removal surrounding layer and coat.
Described optical glass 3 is more than a variety of highs index of refraction for the optical fiber 4 for removing surrounding layer and coat, high light transmissive material by refractive index and constituted.
The direction of propagation arrangement of order along doubly clad optical fiber 1 along light of a variety of optical glass layers of described a variety of optical glass layers 3 according to refractive index from low to high.
The miniature etching groove shape on the surface of described a variety of optical glass layers 3 is that del, rectangle or both have.
The present invention is further described with reference to the accompanying drawings and examples.
Fig. 1 is covering power filtering device right view of the invention, as shown in the figure, the cladding light stripper that the present invention is manufactured by ion beam etching, feature is that it constitutes the optical fiber 4 for removing surrounding layer and coat included after ion beam etching is handled, the optical glass layer 3 and metal shell 2 handled by outer surface ion beam etching；The surrounding layer and coat of doubly clad optical fiber 1 divest one section and expose covering, form the optical fiber 4 for removing surrounding layer and coat；Ion beam etching processing is carried out to the described outer surface of optical fiber 4 for removing surrounding layer and coat, make the miniature guide-lighting groove of its Dispersion on surface arrangement, the optical fiber 4 for removing surrounding layer and coat after described working process is passed through into described optical glass layer 3, the optical fiber 4 and optical glass layer 3 for making removal surrounding layer and coat with oxyhydrogen flame or graphite heating link；The outer surface of optical glass layer 3 after link is subjected to ion beam etching processing, then fixes and seals with metal shell 2.
1. selecting needs to filter out the position of covering power, and the surrounding layer and coat of doubly clad optical fiber 1 divest one section and expose inner cladding, form the optical fiber 4 for removing surrounding layer and coat；
2. ion etching processing is carried out to the outer surface of optical fiber 4 for removing surrounding layer and coat, makes the miniature guide-lighting groove of its Dispersion on surface arrangement；
3. by the optical fiber 4 for removing surrounding layer and coat after described working process, enter from one end of optical glass layer 3, the other end is passed, make the described optical fiber 4 for removing surrounding layer and coat in the center of optical glass layer 3；
4. with the optical glass layer 3 described in oxyhydrogen flame or graphite heating, the optical fiber 4 and the tight union of optical glass layer 3 of removal surrounding layer and coat are made；
5. the method for using ion beam etching, handles the outer surface of the optical glass layer 3 after described connection, makes miniature guide-lighting groove is evenly distributed to be covered with optical glass layer outer surface；
6. optical glass layer 3 after ion beam etching processing is put into described metal shell 2, fixes and seal.
The operation principle of the present invention：In the output end of superpower laser, one cladding light stripper manufactured by ion beam etching is set.Optical fiber laser is produced after laser, can there are pump light and laser in the covering of optical fiber, when the cladding light of optical fiber is by the present invention, removing the miniature guide-lighting groove of the outer outer surface of optical fiber 4 of surrounding layer and coat will carry out filtering out for the first time to cladding light, a variety of optical glass layers 3 are by the change of refractive index by pump light and laser brought into optical glassy layer 3, because there is miniature guide-lighting groove in the surface of optical glass layer, these light are scattered in the outer surface of optical glass layer 3, light irradiation absorbs on metal shell 2, it is converted into a small amount of heat, removed by metal shell 2.Cladding light in doubly clad optical fiber 1 is filtered off, so as to improve optical fiber laser laser-quality and security and stability.
There is provided a kind of new method that cladding light stripper is manufactured by ion beam etching, traditional optical cement coating means are substituted using the mode of optical glass layer melt binding, the introducing of ion beam etching working process simultaneously, reduce because the uncontrollable and mechanical damage that corrosion is caused, can be according to experimental design and service condition, removing surrounding layer and the optical fiber of coat and the quantitative processing of optical glass layer outer surface progress fixed point sizing, outer surface is evenly distributed to be covered with miniature guide-lighting groove, pass through cylinder or cone optical glassy layer melt binding simultaneously, the pump light and laser of transmission is set to exhale in the form of light to the full extent, improve the filtration result and security and stability of covering power filtering device.
Technology involved in the present invention solves principle：
The one section of surrounding layer and coat of doubly clad optical fiber are divested, ion etching processing is carried out to optical fiber inner cladding outer surface, destroy the total reflection transmission conditions of light in a fiber, it is then placed in optical glass layer of the internal diameter more than the inner cladding of doubly clad optical fiber, use oxyhydrogen flame or graphite heating optical glass layer, melt optical glass layer, so as to link with the close fiber optic for removing surrounding layer and coat, , pass through the change of the guide-lighting groove in optical fiber inner cladding surface and optical glass having high refractive index layer refractive index, pump light and laser in covering are filtered out into optical glass layer, according to experimental design and service condition, optical glass layer outer surface is handled by ion beam etching again, processing and evenly distributed it is covered with miniature guide-lighting groove in optical glass layer outer surface, further destroy the total reflection condition of light, make pump light and laser in covering brokenly from the diverging of optical glass layer, reach filtration result, reduce heat aggregation.
The technical scheme of the described new method that cladding light stripper is manufactured by ion beam etching：
1. selecting is needed to filter out the position of covering power, and the one section of surrounding layer and coat of person's doubly clad optical fiber are divested；
2. ion beam etching processing is carried out to the optical fiber for removing surrounding layer and coat, miniature guide-lighting groove is processed in its outer surface；
3. by after the optical fiber processing processing for removing surrounding layer and coat, the optical glass layer of the inner cladding of doubly clad optical fiber is more than through an internal diameter；
4. oxyhydrogen flame or graphite heating optical glass layer are used, under optical glass layer molten state, the close fiber optic link with removing surrounding layer and coat；
5. ion beam etching processing is carried out to the outer surface of optical glass layer, processes that miniature guide-lighting groove is evenly distributed to be covered with optical glass layer outer surface；
6. the optical fiber of the removal surrounding layer linked and coat and optical glass layer are fixed and is sealed in metal shell；
7. removing surrounding layer and the fiber outer surface of coat has guide-lighting groove, the refractive index of optical glass layer is more than the optical fiber for removing surrounding layer and coat, and the presence of the miniature guide-lighting groove in optical glass layer outer surface, pass through the change of refractive index,, the total reflection condition of cladding light is destroyed, in three times light is filtered out, the cladding light filtered out is irradiated to the inwall of metal shell by optical glass layer, and the heat of conversion is removed by shell water cooling.
The surrounding layer and coat of described doubly clad optical fiber divest length and are more than 10cm according to the selection of filtration result.
The described fiber outer surface for removing surrounding layer and coat disperses the guide-lighting groove of arrangement by ion beam etching processing.
Described optical glass layer is that refractive index is more than the high index of refraction for the optical fiber for removing surrounding layer and coat, high light transmissive material.
The internal diameter Ying Wei of described optical glass layer is more than the diameter for the optical fiber for removing surrounding layer and coat.
Described a variety of optical glass layer species should be greater than a kind, and its cross sectional shape is circular or taper.
The direction of propagation arrangement of order along doubly clad optical fiber along light of the described optical glass layer according to refractive index from low to high.
Described optical glass layer outer surface will keep the transmitance of optical glass layer after ion beam etching is handled；
Described miniature guide-lighting groove wants evenly distributed and is covered with optical glass layer outer surface；
In the described cladding light stripper manufactured by ion beam etching, optical fiber two ends are contacted with optical glass layer should be located at the interface for divesting surrounding layer and coat of optical fiber at sealing.
In the described cladding light stripper manufactured by ion beam etching, optical glass layer should be fixed and is sealed in metal shell.
A kind of new method that cladding light stripper is manufactured by ion beam etching, it is characterised in that：Including doubly clad optical fiber 1 and metal shell 2, removal surrounding layer and the optical fiber 4 of coat are provided with optical fiber and its outer surface need to be by ion etching processing, the optical fiber of removal surrounding layer and coat, which is provided with the optical glass layer 3 Jing Guo surface ion beam etching processing, metal shell 2, is provided with cooling water channel.
The outer surface of optical fiber 4 for removing surrounding layer and coat need to be by ion beam etching processing, and its cross sectional shape is circle.
A variety of optical glass 3 are more than a variety of highs index of refraction for the optical fiber 4 for removing surrounding layer and coat, high light transmissive material by refractive index and constituted.
The internal diameter Ying Wei of a variety of optical glass layers 3 is more than the diameter for the optical fiber 4 for removing surrounding layer and coat.
According to experimental design and service condition, a variety of species of optical glass layer 4 should be greater than a kind, and cross sectional shape is circular or taper.
The direction of propagation arrangement of order along doubly clad optical fiber 1 along light of the optical glass layer 3 according to refractive index from low to high.
The outer surface of a variety of optical glass layers 3 needs ion beam etching to handle, according to the design and service condition of covering power stripper, and miniature guide-lighting groove is etched in the outer surface of optical glass layer 3, evenly distributed to be covered with the outer surface of optical glass layer 3.
The miniature etching groove shape on the surface of a variety of optical glass layers 3 can be divided into del, rectangle or other shapes.
Claims (5)
1. a kind of manufacture method of cladding light stripper, it is characterised in that comprise the following steps：
Step one, surrounding layer and coat are removed to one section of the centre of doubly clad optical fiber (1), except formation is gone
The optical fiber (4) of covering and coat；
Step 2, ion beam etching processing is carried out to optical fiber (4) outer surface for removing surrounding layer and coat,
Make removal surrounding layer and coat optical fiber (4) surface quantity of formation more than miniature guide-lighting groove；
Step 3, a variety of optical glass (3) will be removed in the molten state the light of surrounding layer and coat
Fine (4) tight gets up, and forms Cylinder, garden platform or polygon prism；
Step 4, carries out ion beam etching processing by a variety of optical glass (3) outer surface after shaping, makes
Miniature guide-lighting groove more than the quantity of formation of a variety of optical glass (3) outer surfaces；
Step 5, superscribes metal shell (2) in a variety of optical glass (3) outer surface, makes metal shell
(2) inner surface is connected with a variety of optical glass (3) outer surface.
2. a kind of manufacture method of cladding light stripper according to claim 1, it is characterised in that step
Rapid three, it is that first a through hole is dug in longitudinal direction in the middle of a variety of optical glass (3), through hole internal diameter Ying Wei, which is more than, to be removed
The diameter of the optical fiber (4) of surrounding layer and coat；The optical fiber (4) for removing surrounding layer and coat is allowed just to locate
Between in through-holes, with a variety of optical glass layers (3) described in oxyhydrogen flame or graphite heating, make removal outsourcing
The optical fiber (4) and a variety of optical glass layers (3) tight union of layer and coat.
3. a kind of manufacture method of cladding light stripper according to claim 1 or 2, it is characterised in that
The optical fiber 4 that being more than by refractive index of described a variety of optical glass (3) removes surrounding layer and coat it is many
Plant high index of refraction, high light transmissive material composition.
4. a kind of manufacture method of cladding light stripper according to claim 1 or 2 or 3, it is special
Levy and be, a variety of optical glass layers of described a variety of optical glass layers (3) according to refractive index from low to high
Order light along along doubly clad optical fiber 1 the direction of propagation arrangement.
5. a kind of manufacture method of cladding light stripper according to claim 1 or 2 or 3 or 4,
Characterized in that, the miniature etching groove shape on the surface of described a variety of optical glass layers (3) is inverted triangle
Shape, rectangle or both have.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201610203588.XA CN107290823A (en) | 2016-04-01 | 2016-04-01 | A kind of manufacture method of cladding light stripper |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610203588.XA CN107290823A (en) | 2016-04-01 | 2016-04-01 | A kind of manufacture method of cladding light stripper |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107918172A (en) * | 2017-11-07 | 2018-04-17 | 大族激光科技产业集团股份有限公司 | Optical-fiber bundling device and preparation method thereof, abatement optical fiber return reflective method and semiconductor laser |
| CN110361809A (en) * | 2019-07-05 | 2019-10-22 | 深圳联品激光技术有限公司 | Optical fiber, fibre cladding power stripper, optical fiber laser and method for preparing optical fiber |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103257399A (en) * | 2013-04-26 | 2013-08-21 | 中国人民解放军国防科学技术大学 | Device used for fiber laser and capable of filtering out cladding light |
| CN103490273A (en) * | 2013-10-10 | 2014-01-01 | 武汉锐科光纤激光器技术有限责任公司 | High-power optical fiber transmission system |
| CN104045231A (en) * | 2013-03-15 | 2014-09-17 | Ofs菲特尔有限责任公司 | Glass Buffers |
| CN104242026A (en) * | 2014-08-27 | 2014-12-24 | 清华大学 | Optical fiber wrapping layer light filter-out device and forming method thereof |
| CN104297841A (en) * | 2014-11-05 | 2015-01-21 | 中国工程物理研究院激光聚变研究中心 | Double-cladding fiber cladding power stripper |
| CN104570213A (en) * | 2015-01-16 | 2015-04-29 | 北京航天控制仪器研究所 | High-power optical fiber cladding power stripper device |
| CN105048258A (en) * | 2015-05-27 | 2015-11-11 | 广东高聚激光有限公司 | Method and device for peeling light in optical fiber |
| CN105204117A (en) * | 2015-09-29 | 2015-12-30 | 北京航天控制仪器研究所 | High-power double-clad optical fiber cladding light stripper device and manufacturing method |
| CN204992235U (en) * | 2015-08-19 | 2016-01-20 | 深圳朗光科技有限公司 | Two cladded fiber covering light filtering devices of high power |
| CN105428974A (en) * | 2015-12-01 | 2016-03-23 | 中电科天之星激光技术（上海）有限公司 | Method for filtering cladding light in optical fiber by glass powder |
| CN105449499A (en) * | 2015-12-11 | 2016-03-30 | 中电科天之星激光技术（上海）有限公司 | Filtering method for optical fiber cladding layer light by utilizing waveguide capillary |
-
2016
- 2016-04-01 CN CN201610203588.XA patent/CN107290823A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104045231A (en) * | 2013-03-15 | 2014-09-17 | Ofs菲特尔有限责任公司 | Glass Buffers |
| CN103257399A (en) * | 2013-04-26 | 2013-08-21 | 中国人民解放军国防科学技术大学 | Device used for fiber laser and capable of filtering out cladding light |
| CN103490273A (en) * | 2013-10-10 | 2014-01-01 | 武汉锐科光纤激光器技术有限责任公司 | High-power optical fiber transmission system |
| CN104242026A (en) * | 2014-08-27 | 2014-12-24 | 清华大学 | Optical fiber wrapping layer light filter-out device and forming method thereof |
| CN104297841A (en) * | 2014-11-05 | 2015-01-21 | 中国工程物理研究院激光聚变研究中心 | Double-cladding fiber cladding power stripper |
| CN104570213A (en) * | 2015-01-16 | 2015-04-29 | 北京航天控制仪器研究所 | High-power optical fiber cladding power stripper device |
| CN105048258A (en) * | 2015-05-27 | 2015-11-11 | 广东高聚激光有限公司 | Method and device for peeling light in optical fiber |
| CN204992235U (en) * | 2015-08-19 | 2016-01-20 | 深圳朗光科技有限公司 | Two cladded fiber covering light filtering devices of high power |
| CN105204117A (en) * | 2015-09-29 | 2015-12-30 | 北京航天控制仪器研究所 | High-power double-clad optical fiber cladding light stripper device and manufacturing method |
| CN105428974A (en) * | 2015-12-01 | 2016-03-23 | 中电科天之星激光技术（上海）有限公司 | Method for filtering cladding light in optical fiber by glass powder |
| CN105449499A (en) * | 2015-12-11 | 2016-03-30 | 中电科天之星激光技术（上海）有限公司 | Filtering method for optical fiber cladding layer light by utilizing waveguide capillary |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107918172A (en) * | 2017-11-07 | 2018-04-17 | 大族激光科技产业集团股份有限公司 | Optical-fiber bundling device and preparation method thereof, abatement optical fiber return reflective method and semiconductor laser |
| CN110361809A (en) * | 2019-07-05 | 2019-10-22 | 深圳联品激光技术有限公司 | Optical fiber, fibre cladding power stripper, optical fiber laser and method for preparing optical fiber |
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