CN203101677U - Two-dimensional V-groove free optical fiber array device - Google Patents
Two-dimensional V-groove free optical fiber array device Download PDFInfo
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- CN203101677U CN203101677U CN 201220706083 CN201220706083U CN203101677U CN 203101677 U CN203101677 U CN 203101677U CN 201220706083 CN201220706083 CN 201220706083 CN 201220706083 U CN201220706083 U CN 201220706083U CN 203101677 U CN203101677 U CN 203101677U
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Abstract
The utility model discloses a two-dimensional V-groove free optical fiber array device, which comprises a base plate, a cover plate and N*M optical fibers, wherein the N is the number of optical fiber layers, M is the number of the optical fibers in each layer of the optical fiber array, the numbers of the optical fibers in two adjacent layers of the optical fiber array layer are equal, and the base plate and the cover plate are both flat plates; the zeroth layer of the optical fiber array acts as the base layer and is fixed on the base plate, the optical fibers of the S layer of the optical fiber array are fixed in grooves formed between adjacent optical fibers of the S-1 layer of the optical fiber array and tangent to optical fibers in the S-1 layer of the optical fiber array in a staggered manner; and the S equals to 1, 2 and etc.. The two-dimensional V-groove optical free fiber array device disclosed by the utility model avoids usage of expensive base plates with V-grooves, thereby reducing the mass production cost of the fiber arrays, utilizing the space volume between the base plate and the cover plate effectively, improving the density of the fiber arrays, and having very important applications in beam shaping technologies and planar optical waveguide technologies.
Description
Technical field
The utility model relates to optical communication device and optical imaging field, particularly relates to the no V-type groove of a kind of two dimension fiber array device.
Background technology
Numerous optical fiber are arranged in end face the geometric configuration that needs in sequence, form fiber array (Fiber Array, FA) device.The optical fiber arrangements position at array two ends is corresponding one by one, and an optical fiber is equivalent to a pixel in the array, will be in the other end reproduction of array in the light image of fiber array one end.Medically various fibre opic endoscopes are made with this principle.Fiber array device is mainly used to direct transmitted image, is applied to planar optical waveguide, Waveguide array optical fiber, active/passive array fibre device, MEMS (micro electro mechanical system) and hyperchannel optics module.
In the prior art, fiber array device all is that to utilize V-shaped groove (be the V groove, V-Groove) optical fiber, a branch of optical fiber or a fibre ribbon are installed on the array substrate, the nuditing fiber of removing fibre coating is placed in this V-shaped groove, and pressurized device parts pressurize and be bonding by bonding agent institute.At leading section, this optical fiber is accurately positioned, to be connected to the PLC(planar optical waveguide) on, the junction surface of different fiber is installed on the array substrate.Utilize the fiber array device of the method manufacturing to mainly contain two types, single layer optical fiber array apparatus and bilayer and multilayer fibers array apparatus.
Along with development of science and technology, the imaging effect of traditional single layer optical fiber array apparatus and resolution have been difficult to satisfy the requirement of optical image technology.And all utilize the V-type groove be arranged on the substrate in the present 2-D optical fibre array device, the method that adopts optical fiber layer successively to reduce, trapezoidal or the triangle fiber array of final formation can not effectively utilize spatial volume, thereby influence its application aspect beam shaping and planar optical waveguide.And, be arranged on the price comparison costliness of the V-type groove on the substrate, produce cost in batches than higher.
The utility model content
Based on this, be necessary defective and deficiency at prior art, the no V-type groove of a kind of two dimension fiber array device is provided, it is effectively utilizing the fiber array spatial volume, when improving fiber array density, reduce the cost of manufacture of 2-D optical fibre array, and form rhombus and nearly rectangle fiber array.
Do not have V-type groove fiber array device for the two dimension that realization the utility model purpose provides, comprise substrate, cover plate and M * N root optical fiber, wherein: N is the optical fiber number of plies, and M is the number of fibers in every layer of fiber array, and the number of fibers in the adjacent two layers fiber array equates;
Described substrate and described cover plate are flat board;
The 0th layer of fiber array is fixed on the described substrate as bottom; Optical fiber in the S layer fiber array is fixed in the groove that forms between the adjacent fiber in the S-1 layer fiber array, and is tangent with the optical fiber dislocation in the described S-1 layer fiber array; Wherein, S=1,2 ... N;
Described cover plate is fixed on the described N layer fiber array.
Among embodiment, the corner angle of the upper surface of described substrate all are set to 45 degree to 60 degree chamferings therein.
Among embodiment, the dislocation distance between the described adjacent two layers fiber array is therein
Wherein X is a positive integer, and D is a fibre diameter, and
Among embodiment, be respectively arranged with obstructed smooth fiber array in the described N layer fiber array therein.
The beneficial effects of the utility model: the two dimension that the utility model provides does not have V-type groove fiber array device, do not use the substrate of band V-type groove, reduce the mass production cost of 2-D optical fibre array, effectively utilized the spatial volume of fiber array, improved fiber array density; Simultaneously, the rhombus of formation or nearly rectangle fiber array convert pointolite to rhombus or nearly rectangle area source behind logical light, in beam shaping technology and plane optical waveguide technique very important application is arranged.
Description of drawings
Fig. 1 is the synoptic diagram of an embodiment of the no V-type groove of two dimension of the present utility model fiber array device;
Fig. 2 is the synoptic diagram of another embodiment of the no V-type groove of two dimension of the present utility model fiber array device.
Embodiment
Below in conjunction with Figure of description, the embodiment of the two dimension among the utility model embodiment not being had V-type groove fiber array device describes.
The two dimension that the utility model embodiment provides does not have V-type groove fiber array device, to shown in Figure 2, comprise substrate 1, cover plate 3 and M * N root optical fiber 2 as Fig. 1, wherein: N is the optical fiber number of plies, M is the number of fibers in every layer of fiber array, and the number of fibers in the adjacent two layers fiber array equates;
Described substrate 1 all adopts the ordinary flat quartz glass with described cover plate 3, and V-type groove structure is not set, and has significantly reduced cost of manufacture;
The 0th layer of fiber array is fixed on the described substrate as bottom; Optical fiber in the S layer fiber array is fixed in the groove that forms between the adjacent fiber in the S-1 layer fiber array, and is tangent with the optical fiber dislocation in the described S-1 layer fiber array; Wherein, S=1,2 ... N;
Illustrate:
The 0th layer of fiber array is fixed on the described substrate as the bottom fiber array, and the optical fiber in the 1st layer of fiber array is fixed in the groove that forms between the adjacent fiber in the described bottom fiber array, and is tangent with the optical fiber dislocation in the described bottom fiber array;
Since the 1st layer of fiber array, the adjacent two layers fiber array all misplaces tangent fixing in the manner described above successively, is repeated to N layer fiber array;
Described cover plate is fixed on the described N layer fiber array, forms rhombus or nearly rectangle fiber array, has effectively utilized the spatial volume of fiber array, has improved fiber array density; And rhombus that forms or nearly rectangle fiber array have very important application in beam shaping technology and plane optical waveguide technique.
Preferably, as an embodiment, the corner angle of the upper surface of described substrate all are set to 45 degree to 60 degree chamferings;
Owing on the described substrate V-type groove is not set, described bottom fiber array by a glue, be cured on the described substrate, the space that the marginal existence of described bottom fiber array and described substrate contacts is certain, thereby be easy to generate bubble when causing glue, finally cause the structural instability of fiber array; The corner angle of the upper surface of described substrate all are set to 45 degree to 60 degree chamferings, and preferred 60 degree can make to contact around described bottom fiber array and the described substrate closelyr, and the generation bubble is easy to processing and fabricating in the time of can effectively preventing stop glue.
Preferably, as an embodiment, the dislocation distance between the described adjacent two layers fiber array is
Wherein X is a positive integer, and D is a fibre diameter, and
The 1st to the groove that forms between N layer fiber array all is fixed on adjacent fiber in the adjacent with it fiber array, so the distance of the dislocation between the described adjacent two layers fiber array be the positive integer times of described fiber radius;
Illustrate: when X=1, the dislocation distance between the described adjacent two layers fiber array is D/2, and at this moment, if 1 to N layer fiber array is all fixing with the distance dislocation of D/2 to same direction, then the fiber array of Xing Chenging is the rhombus fiber array, as shown in Figure 2; If 1 to N layer fiber array is unfixing with the distance dislocation of D/2 to same direction, but odd-level is fixing with the distance dislocation of D/2 to same direction, even level is fixing with the distance dislocation of D/2 to other direction, then forms nearly rectangle fiber array, as shown in Figure 1.
Preferably, as an embodiment, be respectively arranged with obstructed smooth fiber array in the described N layer fiber array, described logical light optical fiber is set according to concrete application need;
Illustrate: described obstructed smooth fiber array and described logical light fiber array are interspersed to be provided with, be provided with the obstructed smooth fiber array of one deck between the logical light fiber array of adjacent two layers, described obstructed optical fiber is used to adjust the spacing between the logical light fiber array of described adjacent two layers.
The two dimension that the utility model embodiment is provided does not have V-type groove fiber array device, has avoided using the expensive substrate that has the V-type groove, greatly reduces the cost of manufacture of fiber array; And, assume diamond in shape or nearly rectangular fiber array has effectively utilized spatial volume between substrate and the cover plate, improved the density of fiber array; Assume diamond in shape or nearly rectangular fiber array converts pointolite to rhombus or nearly rectangle area source behind logical light, in beam shaping technology and plane optical waveguide technique, played important effect.
The above embodiment has only expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model claim.Should be pointed out that for the person of ordinary skill of the art under the prerequisite that does not break away from the utility model design, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (4)
1. the no V-type groove fiber array device of two dimension is characterized in that comprise substrate, cover plate and Μ * Ν root optical fiber, wherein: N is the optical fiber number of plies, and M is the number of fibers in every layer of fiber array, and the number of fibers in the adjacent two layers fiber array equates;
Described substrate and described cover plate are flat board;
The 0th layer of fiber array is fixed on the described substrate as bottom; Optical fiber in the S layer fiber array is fixed in the groove that forms between the adjacent fiber in the S-1 layer fiber array, and is tangent with the optical fiber dislocation in the described S-1 layer fiber array; Wherein, S=1,2 ... N;
Described cover plate is fixed on the described N layer fiber array.
2. the no V-type groove of two dimension according to claim 1 fiber array device is characterized in that, the corner angle of the upper surface of described substrate all are set to 45 degree to 60 degree chamferings.
3. the no V-type groove of two dimension according to claim 1 fiber array device is characterized in that, the dislocation distance between the described adjacent two layers fiber array is
Wherein X is a positive integer, and D is a fibre diameter, and
4. according to any no V-type groove of the described two dimension fiber array device of claim 1 to 3, it is characterized in that, be respectively arranged with obstructed smooth fiber array in the described N layer fiber array.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220706083 CN203101677U (en) | 2012-12-19 | 2012-12-19 | Two-dimensional V-groove free optical fiber array device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220706083 CN203101677U (en) | 2012-12-19 | 2012-12-19 | Two-dimensional V-groove free optical fiber array device |
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| Publication Number | Publication Date |
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| CN203101677U true CN203101677U (en) | 2013-07-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220706083 Expired - Lifetime CN203101677U (en) | 2012-12-19 | 2012-12-19 | Two-dimensional V-groove free optical fiber array device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103885118A (en) * | 2012-12-19 | 2014-06-25 | 四川飞阳科技有限公司 | Two-dimensional V groove-free fiber array apparatus and manufacturing method thereof |
| CN104965261A (en) * | 2015-06-19 | 2015-10-07 | 四川光发科技有限公司 | Fiber array |
| US11880071B2 (en) | 2021-08-23 | 2024-01-23 | Corning Research & Development Corporation | Optical assembly for interfacing waveguide arrays, and associated methods |
| US11914193B2 (en) | 2021-06-22 | 2024-02-27 | Corning Research & Development Corporation | Optical assembly for coupling with two-dimensionally arrayed waveguides and associated methods |
-
2012
- 2012-12-19 CN CN 201220706083 patent/CN203101677U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103885118A (en) * | 2012-12-19 | 2014-06-25 | 四川飞阳科技有限公司 | Two-dimensional V groove-free fiber array apparatus and manufacturing method thereof |
| CN103885118B (en) * | 2012-12-19 | 2017-03-29 | 四川飞阳科技有限公司 | Two dimension is without V-groove fiber array device and preparation method thereof |
| CN104965261A (en) * | 2015-06-19 | 2015-10-07 | 四川光发科技有限公司 | Fiber array |
| US11914193B2 (en) | 2021-06-22 | 2024-02-27 | Corning Research & Development Corporation | Optical assembly for coupling with two-dimensionally arrayed waveguides and associated methods |
| US11880071B2 (en) | 2021-08-23 | 2024-01-23 | Corning Research & Development Corporation | Optical assembly for interfacing waveguide arrays, and associated methods |
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Granted publication date: 20130731 |