CN102147508A - Optical fibre plug, optical fibre socket and optical fibre connector - Google Patents
Optical fibre plug, optical fibre socket and optical fibre connector Download PDFInfo
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- CN102147508A CN102147508A CN2010103011851A CN201010301185A CN102147508A CN 102147508 A CN102147508 A CN 102147508A CN 2010103011851 A CN2010103011851 A CN 2010103011851A CN 201010301185 A CN201010301185 A CN 201010301185A CN 102147508 A CN102147508 A CN 102147508A
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- face
- collector lens
- accepting groove
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- Optical Couplings Of Light Guides (AREA)
Abstract
The invention provides an optical fibre connector, comprising an optical fibre plug and an optical fibre socket, wherein the optical fibre plug comprises a first body and a first condenser lens; the first body comprises a first end face and a second end face; a first guide hole is disposed on the first end face; a first containing groove, a first location groove and a mounting groove are disposed on the second end face; the optical fibre socket comprises a second body and a second condenser lens; the second body comprises a third end face and a fourth end face; a second guide hole is disposed on the third end face; a second containing groove, a second location groove and a location column are disposed on the fourth end face; the first and second condenser lenses respectively comprise a side face which is provided with a location block; the first and second condenser lenses are respectively contained in the first and second containing grooves; and the location blocks are blocked in the first and second location grooves; the optical fibre plug is connected to the optical fibre socket by the mounting groove and the location column. The bodies are connected to the condenser lenses by the location grooves and the location blocks; and the concentric alignment precision of the guide holes and the condenser lenses is improved.
Description
Technical field
The present invention relates to a kind of signal transmitting apparatus, particularly a kind of Optical fiber plug of tool better signal transmission performance, fiber-optical socket and the joints of optical fibre that constitute by Optical fiber plug and fiber-optical socket.
Background technology
The advantage that Optical Fiber Transmission has bandwidth, loss is low, antijamming capability is strong, fidelity is high and reliable working performance etc. given prominence to, along with the continuous decline of optical fiber cost, optical fiber has obtained application more and more widely in the data signal transmission technology.
The joints of optical fibre have vital role in the lightwave signal transmission, the design of the joints of optical fibre affects the coupling efficiency of optical fiber.All be respectively arranged with an optical fiber pilot hole and that is used for up-winding fiber in the socket and plug in traditional joints of optical fibre and be used to collimate or assemble the lens of the light signal of Optical Fiber Transmission, but, because socket and plug all are to adopt injection molding manufacture procedure integrated, if the optical axis of the center of pilot hole and lens is can't contraposition accurate, the center that will cause being arranged in the optical fiber of pilot hole also can't be aimed at the optical axis of lens, this just causes the light signal loss easily, reduces the signal transmission performance of optical fiber coupled connector.
Summary of the invention
In view of this, be necessary to provide the accurate Optical fiber plug of the concentric contraposition of a kind of optical fiber and lens, fiber-optical socket to reach the joints of optical fibre that constitute by Optical fiber plug and fiber-optical socket.
A kind of Optical fiber plug is used for being connected with fiber-optical socket; Described Optical fiber plug comprises first body and at least one first collector lens that cooperatively interacts, described first body comprises the first relative end face and second end face, offer at least one first pilot hole that is used for up-winding fiber on described first end face, offer first accepting groove and at least one first locating slot that is communicated with this first accepting groove that are connected with first pilot hole on described second end face; Described first collector lens comprise a plane of incidence, an exit facet and be connected in the plane of incidence and exit facet between a side, described side is provided with at least one locating piece; Described first collector lens be contained in described first accepting groove and the plane of incidence toward first pilot hole, described locating piece is fastened in first locating slot; Described Optical fiber plug is exported light signal or is received the light signal of exporting from fiber-optical socket to fiber-optical socket by first collector lens.
A kind of fiber-optical socket is used for being connected with Optical fiber plug; Described fiber-optical socket comprises second body and at least one first collector lens that cooperatively interacts, described second body comprises the 3rd relative end face and the 4th end face, offer second pilot hole that is used for up-winding fiber on described the 3rd end face, offer second accepting groove and at least one second locating slot that is communicated with this second accepting groove that are connected with second pilot hole on described the 4th end face; Described first collector lens comprise a plane of incidence, an exit facet and be connected in the plane of incidence and exit facet between a side, described side is provided with at least one locating piece; Described first collector lens be contained in described second accepting groove and the plane of incidence toward second pilot hole, described locating piece is fastened in second locating slot; Described fiber-optical socket is exported light signal or is received the light signal of exporting from Optical fiber plug to Optical fiber plug by second collector lens.
A kind of joints of optical fibre, it comprises aforesaid Optical fiber plug and fiber-optical socket, offer mounting groove on second end face of described Optical fiber plug, vertically extend on the 4th end face of described fiber-optical socket and the corresponding reference column of mounting groove, described reference column is arranged in described mounting groove, and interior second collector lens of first collector lens and fiber-optical socket in the Optical fiber plug is relative.
The Optical fiber plug of the joints of optical fibre provided by the invention and fiber-optical socket are by separating body with collector lens, on described body and the collector lens respectively correspondence be provided with locating slot and locating piece, make that the center of the optical fiber be arranged in Optical fiber plug or fiber-optical socket is accurate with the concentric contraposition of the optical axis of collector lens, thereby effectively ensure the signal transmission performance of the described joints of optical fibre.
Description of drawings
Fig. 1 is the combination synoptic diagram of the joints of optical fibre that provide of embodiment of the present invention.
Fig. 2 is the decomposing schematic representation of the Optical fiber plug of the joints of optical fibre among Fig. 1.
Fig. 3 is the decomposing schematic representation of the fiber-optical socket of the joints of optical fibre among Fig. 1.
The main element symbol description
The joints of optical fibre 100
The first accepting groove 114a
Cushion hole 115b
Fiber-optical socket 20
The 3rd end face 211
The 4th end face 212
The second accepting groove 212b
First, second collector lens 30a, 30b
The plane of incidence 31
Locating piece 331
Embodiment
Below with reference to the drawings, the present invention is described in further detail.
As shown in Figure 1 to Figure 3, be a kind of joints of optical fibre 100 that embodiment of the present invention provides, its optical fiber 200 that is used to be of coupled connections; The described joints of optical fibre 100 comprise an Optical fiber plug 10 and fiber-optical socket 20, and described Optical fiber plug 10 cooperatively interacts with described fiber-optical socket 20.
Described Optical fiber plug 10 comprises one first body 11 and at least one first collector lens 30a.Described first body 11 comprises one first end face 111 and one and these first end face, 111 second opposed end faces 112, and one vertically through the axis of symmetry M of described first end face 111 and second end face 112.Offer first pilot hole 113 that at least one extends to second end face 112 along the direction that is parallel to axis of symmetry M place on described first end face 111.In the present embodiment, the quantity of first pilot hole 113 is 4 and is symmetrically distributed in the both sides of axis of symmetry M in twos.Described second end face 112 comprises two first planes 114 that are separated, and 115, the second planes 115, two second planes that are separated are positioned at the side of described first plane 114 away from this axis of symmetry M.Described two first planes 114 lay respectively at the both sides of this axis of symmetry M and in the same plane, each second plane 115 and one first plane 114 keep at a certain distance away along the bearing of trend of axis of symmetry M, form a ladder between this first plane 114 and this second plane 115 thereby make.
Offer at least one on described each first plane 114 along the first accepting groove 114a that the direction that is parallel to axis of symmetry M place is extended to first end face 111, the described first accepting groove 114a is connected with described first pilot hole 113.On the inwall of described each first accepting groove 114a, offer two first locating slot 114b symmetrically.In the present embodiment, the quantity of the first accepting groove 114a is 4 and is symmetrically distributed in the both sides of axis of symmetry M in twos that corresponding to the quantity of the first accepting groove 114a, described Optical fiber plug 10 comprises 4 first collector lens 30a.Preferably, the described first accepting groove 114a is a conical grooves, and its radius is increased to second end face 112 gradually by first end face 111.All offer the cushion hole 115b of a mounting groove 115a and contiguous described mounting groove 115a on described each second plane 115, described two mounting groove 115a and two relative respectively this axis of symmetry M of cushion hole 115b are symmetrical arranged, wherein, this mounting groove 115a is positioned at this second plane 115 and claims the position of a M, this cushion hole 115b to be positioned at this second plane 115 claims a M near these centers position away from this center.Preferably, this mounting groove 115a can be roughly a truncated cones groove, and its radius increases to first end face, 111 directions gradually by second end face 112, to obtain to have preferable guide effect.Described mounting groove 115a and cushion hole 115b all are connected with upper and lower surface between first end face 111 and second end face 112, make described mounting groove 115a and cushion hole 115b can both produce certain deformation, and frangibility not.
Described fiber-optical socket 20 comprises one second body 21 and at least one second collector lens 30b.Described first body 21 comprises one the 3rd end face 211 and four end face 212 relative with the 3rd end face 211, and one vertically through the axis of symmetry N of described the 3rd end face 211 and the 4th end face 212.Offer second pilot hole 213 that at least one extends to the 4th end face 212 along the direction that is parallel to axis of symmetry N place on described the 3rd end face 211.In the present embodiment, the quantity of second pilot hole 213 is 4 and is symmetrically distributed in the both sides of axis of symmetry N in twos.Offer at least one on described each the 4th end face 212 along the second accepting groove 212b that the direction that is parallel to axis of symmetry N place is extended to the 3rd end face 211, the described first accepting groove 212b is connected with described first pilot hole 213.On the inwall of described each second accepting groove 212b, offer two second locating slot 212c symmetrically.Preferably, the described second accepting groove 212b is a conical grooves, and its radius is increased to the 4th end face 212 gradually by the 3rd end face 211.In the present embodiment, the quantity of the second accepting groove 212b is 4 and is symmetrically distributed in the both sides of axis of symmetry N in twos that corresponding to the quantity of the second accepting groove 212b, described Optical fiber plug 20 comprises 4 second collector lens 30b.Described the 4th end face 212 also vertically extends two reference column 212a, and described reference column 212a is symmetrical and be positioned at the side of the second accepting groove 212b away from axis of symmetry N with respect to axis of symmetry N.
Described first, second collector lens 30a, 30b are coniform, it comprises all that respectively a plane of incidence 31, an exit facet 32 and are connected in the side 33 between the plane of incidence 31 and the exit facet 32, and the radius of 32 described first, second collector lens 30 of direction increases gradually along the plane of incidence 31 to exit facet.Offer a pickup groove 311 on the described plane of incidence 31, at least one is communicated in the air drain 312 of described pickup groove 311 and side 33, and the position near exit facet 32 on the described side 33 is installed with and described first locating slot 114b and the corresponding locating piece 331 of the second locating slot 212c; Also apply a reflective film on the described side 33, described reflective film direct light line reflection direction.Described first, second collector lens 30a, 30b are placed in the described first accepting groove 114a respectively and also fixedly connected by colloid with the second accepting groove 212b is interior, described locating piece 331 is fastened in the first locating slot 114b and the second locating slot 212c, the gas that squeezes out is discharged from air drain 312, to prevent to form the aeration transmission performance.Because the first accepting groove 114a and the second accepting groove 212b are conical grooves, and described first, second collector lens 30a, 30b are the coniform of correspondence, make first, second collector lens 30a, 30b can easier be assembled in the first accepting groove 114a and the second accepting groove 212b.
In connection procedure to optical fiber 200, described optical fiber 200 stretches to first pilot hole 113 of Optical fiber plug 10 and second pilot hole 213 of fiber-optical socket 20 respectively, and extends in the pickup groove 311 on the plane of incidence 31 of first, second collector lens 30a, 30b always.Because the guide effect of 113,213 pairs of optical fiber 200 of first, second pilot hole, and first, second locating slot 114b, 212c make that to the positioning action of first, second collector lens 30a, 30b the center of optical fiber 200 is accurate with the concentric contraposition of optical axis of first, second collector lens 30a, 30b.The reference column 212a of fiber-optical socket 20 is inserted in the mounting groove 115a of Optical fiber plug 10 then, make Optical fiber plug 10 match with fiber-optical socket 20, and the second collector lens 30b contraposition in first collector lens 30a in the Optical fiber plug 10 and the fiber-optical socket 20 is accurate, thereby effectively improves the signal transmission performance of the joints of optical fibre 100.The described light that is arranged in the optical fiber 200 of first pilot hole 113 penetrates by the first collector lens 30a, and the described second collector lens 30b receives the light that penetrates from the first collector lens 30a, and is sent to the optical fiber 200 that is arranged in second pilot hole 213.Be appreciated that light also can be sent to the optical fiber 200 that is arranged in first pilot hole 113 from the optical fiber 200 that is arranged in second pilot hole 213.
Embodiment of the present invention provide Optical fiber plug and the fiber-optical socket of the joints of optical fibre by body is separated with collector lens, on described body and the collector lens respectively correspondence be provided with locating slot and locating piece, make that the center of the optical fiber be arranged in Optical fiber plug or fiber-optical socket is accurate with the concentric contraposition of the optical axis of collector lens, thereby effectively ensure the signal transmission performance of the described joints of optical fibre.
Be understandable that, for the person of ordinary skill of the art, can make change and the distortion that other various pictures are answered by technical conceive according to the present invention, and all these change the protection domain that all should belong to claim of the present invention with distortion.
Claims (8)
1. an Optical fiber plug is used for being connected with fiber-optical socket; Described Optical fiber plug comprises first body and at least one first collector lens that cooperatively interacts, described first body comprises the first relative end face and second end face, offer at least one first pilot hole that is used for up-winding fiber on described first end face, offer first accepting groove and at least one first locating slot that is communicated with this first accepting groove that are connected with first pilot hole on described second end face; Described first collector lens comprise a plane of incidence, an exit facet and be connected in the plane of incidence and exit facet between a side, described side is provided with at least one locating piece; Described first collector lens be contained in described first accepting groove and the plane of incidence toward first pilot hole, described locating piece is fastened in first locating slot; Described Optical fiber plug is exported light signal or is received the light signal of exporting from fiber-optical socket to fiber-optical socket by first collector lens.
2. Optical fiber plug as claimed in claim 1, it is characterized in that: described second end face comprises two first planes that are separated and two second planes that are separated, and described first accepting groove and first locating slot that is communicated with first accepting groove are opened on first plane; All offer a mounting groove on described each second plane, described first accepting groove is between two mounting grooves.
3. Optical fiber plug as claimed in claim 1 is characterized in that: the radius of described first accepting groove is increased to second end face gradually by first end face, and the radius of described first collector lens is increased to exit facet gradually by the plane of incidence.
4. a fiber-optical socket is used for being connected with Optical fiber plug; Described fiber-optical socket comprises second body and at least one first collector lens that cooperatively interacts, described second body comprises the 3rd relative end face and the 4th end face, offer second pilot hole that is used for up-winding fiber on described the 3rd end face, offer second accepting groove and at least one second locating slot that is communicated with this second accepting groove that are connected with second pilot hole on described the 4th end face; Described first collector lens comprise a plane of incidence, an exit facet and be connected in the plane of incidence and exit facet between a side, described side is provided with at least one locating piece; Described first collector lens be contained in described second accepting groove and the plane of incidence toward second pilot hole, described locating piece is fastened in second locating slot; Described fiber-optical socket is exported light signal or is received the light signal of exporting from Optical fiber plug to Optical fiber plug by second collector lens.
5. fiber-optical socket as claimed in claim 4 is characterized in that: vertically extend two reference columns on described the 4th end face, described second accepting groove is between reference column.
6. fiber-optical socket as claimed in claim 4 is characterized in that: the radius of described second accepting groove is increased to the 4th end face gradually by the 3rd end face, and the radius of described second collector lens is increased to exit facet gradually by the plane of incidence.
7. joints of optical fibre, it comprises an Optical fiber plug and a fiber-optical socket; Described Optical fiber plug comprises first body and at least one first collector lens that cooperatively interacts, described first body comprises the first relative end face and second end face, offer at least one first pilot hole that is used for up-winding fiber on described first end face, offer first accepting groove and at least one first locating slot that is communicated with this first accepting groove that are connected with first pilot hole on described second end face; Described first collector lens comprise a plane of incidence, an exit facet and be connected in the plane of incidence and exit facet between a side, described side is provided with at least one locating piece; Described first collector lens be contained in described first accepting groove and the plane of incidence toward first pilot hole, described locating piece is fastened in first locating slot, and the light in the described optical fiber is passed to the light that receives the optical fiber from ejaculation of first collector lens or described first collector lens; Described fiber-optical socket comprises second body and at least one first collector lens that cooperatively interacts, described second body comprises the 3rd relative end face and the 4th end face, offer second pilot hole that is used for up-winding fiber on described the 3rd end face, offer second accepting groove and at least one second locating slot that is communicated with this second accepting groove that are connected with second pilot hole on described the 4th end face; Described first collector lens comprise a plane of incidence, an exit facet and be connected in the plane of incidence and exit facet between a side, described side is provided with at least one locating piece; Described first collector lens be contained in described second accepting groove and the plane of incidence toward second pilot hole, described locating piece is fastened in second locating slot, and described first collector lens is passed to the light that receives in the optical fiber or the light in the described optical fiber penetrates from first collector lens; Offer mounting groove on described second end face, vertically extend on described the 4th end face and the corresponding reference column of mounting groove, described reference column is arranged in described mounting groove, and interior second collector lens of first collector lens and fiber-optical socket in the Optical fiber plug is relative.
8. the joints of optical fibre as claimed in claim 7 is characterized in that: described first accepting groove is between two mounting grooves, and described second accepting groove is between reference column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010103011851A CN102147508A (en) | 2010-02-04 | 2010-02-04 | Optical fibre plug, optical fibre socket and optical fibre connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010103011851A CN102147508A (en) | 2010-02-04 | 2010-02-04 | Optical fibre plug, optical fibre socket and optical fibre connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102147508A true CN102147508A (en) | 2011-08-10 |
Family
ID=44421869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010103011851A Pending CN102147508A (en) | 2010-02-04 | 2010-02-04 | Optical fibre plug, optical fibre socket and optical fibre connector |
Country Status (1)
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|---|---|
| CN (1) | CN102147508A (en) |
Cited By (13)
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| CN103135173A (en) * | 2011-11-24 | 2013-06-05 | 鸿富锦精密工业（深圳）有限公司 | Optical fiber connector |
| CN103149643A (en) * | 2011-12-06 | 2013-06-12 | 鸿富锦精密工业（深圳）有限公司 | Optical fiber coupling connector and male terminal and female terminal thereof |
| CN103149641A (en) * | 2011-12-06 | 2013-06-12 | 鸿富锦精密工业（深圳）有限公司 | Optical fiber coupling connector component |
| CN103185928A (en) * | 2011-12-29 | 2013-07-03 | 鸿富锦精密工业（深圳）有限公司 | Optical fiber coupling connector, male connector thereof and female connector thereof |
| CN103185920A (en) * | 2011-12-28 | 2013-07-03 | 鸿富锦精密工业（深圳）有限公司 | Optical fiber coupling connector |
| CN103185922A (en) * | 2011-12-29 | 2013-07-03 | 鸿富锦精密工业（深圳）有限公司 | Optical fiber coupler, male end thereof and female end thereof |
| CN103323915A (en) * | 2013-07-01 | 2013-09-25 | 无锡光云通信科技有限公司 | Optical connector |
| CN103424812A (en) * | 2012-05-16 | 2013-12-04 | 鸿富锦精密工业（深圳）有限公司 | Optical fiber connector |
| CN103797391A (en) * | 2011-09-13 | 2014-05-14 | 康宁光缆系统有限责任公司 | Translating lens holder assemblies employing bore relief zones, and optical connectors incorporating the same |
| CN103901543A (en) * | 2012-12-27 | 2014-07-02 | 富士康(昆山)电脑接插件有限公司 | Optical fiber coupling connector |
| US9645329B2 (en) | 2011-12-09 | 2017-05-09 | Corning Optical Communications LLC | Gradient index (GRIN) lens holders employing groove alignment feature(s) in recessed cover and single piece components, connectors, and methods |
| US9753235B2 (en) | 2011-12-09 | 2017-09-05 | Corning Optical Communications LLC | Gradient index (GRIN) lens holders employing groove alignment feature(s) and total internal reflection (TIR) surface, and related components, connectors, and methods |
| US10732361B2 (en) | 2013-06-25 | 2020-08-04 | Corning Optical Communications LLC | Optical plug having a translating cover and a complimentary receptacle |
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| CN103797391B (en) * | 2011-09-13 | 2016-09-28 | 康宁光电通信有限责任公司 | Use the translated lens frame assembly of boring material discharge region and merge the optical conenctor of described lens mount assembly |
| US10114177B2 (en) | 2011-09-13 | 2018-10-30 | Corning Optical Communications LLC | Translating lens holder assemblies employing bore relief zones, and optical connectors incorporating the same |
| US9651743B2 (en) | 2011-09-13 | 2017-05-16 | Corning Optical Communications LLC | Gradient index (GRIN) lens holders employing a recessed cover, and optical connectors and methods incorporating the same |
| CN103797391A (en) * | 2011-09-13 | 2014-05-14 | 康宁光缆系统有限责任公司 | Translating lens holder assemblies employing bore relief zones, and optical connectors incorporating the same |
| CN103135173A (en) * | 2011-11-24 | 2013-06-05 | 鸿富锦精密工业（深圳）有限公司 | Optical fiber connector |
| CN103149643A (en) * | 2011-12-06 | 2013-06-12 | 鸿富锦精密工业（深圳）有限公司 | Optical fiber coupling connector and male terminal and female terminal thereof |
| CN103149641A (en) * | 2011-12-06 | 2013-06-12 | 鸿富锦精密工业（深圳）有限公司 | Optical fiber coupling connector component |
| CN103149641B (en) * | 2011-12-06 | 2017-06-30 | 赛恩倍吉科技顾问（深圳）有限公司 | Optical-fiber coupling connector component |
| CN103149643B (en) * | 2011-12-06 | 2016-05-04 | 鸿富锦精密工业（深圳）有限公司 | Optical-fiber coupling connector and male end thereof and female end |
| US9753235B2 (en) | 2011-12-09 | 2017-09-05 | Corning Optical Communications LLC | Gradient index (GRIN) lens holders employing groove alignment feature(s) and total internal reflection (TIR) surface, and related components, connectors, and methods |
| US9645329B2 (en) | 2011-12-09 | 2017-05-09 | Corning Optical Communications LLC | Gradient index (GRIN) lens holders employing groove alignment feature(s) in recessed cover and single piece components, connectors, and methods |
| CN103185920A (en) * | 2011-12-28 | 2013-07-03 | 鸿富锦精密工业（深圳）有限公司 | Optical fiber coupling connector |
| CN103185928B (en) * | 2011-12-29 | 2016-04-20 | 鸿富锦精密工业（深圳）有限公司 | Optical-fiber coupling connector and public connector thereof and female connectors |
| CN103185922A (en) * | 2011-12-29 | 2013-07-03 | 鸿富锦精密工业（深圳）有限公司 | Optical fiber coupler, male end thereof and female end thereof |
| CN103185922B (en) * | 2011-12-29 | 2018-10-26 | 宁波市金泽通信设备有限公司 | Fiber coupler and its male end and female end |
| CN103185928A (en) * | 2011-12-29 | 2013-07-03 | 鸿富锦精密工业（深圳）有限公司 | Optical fiber coupling connector, male connector thereof and female connector thereof |
| CN103424812A (en) * | 2012-05-16 | 2013-12-04 | 鸿富锦精密工业（深圳）有限公司 | Optical fiber connector |
| CN103901543A (en) * | 2012-12-27 | 2014-07-02 | 富士康(昆山)电脑接插件有限公司 | Optical fiber coupling connector |
| CN103901543B (en) * | 2012-12-27 | 2017-06-20 | 富士康(昆山)电脑接插件有限公司 | Optical-fiber coupling connector |
| US10732361B2 (en) | 2013-06-25 | 2020-08-04 | Corning Optical Communications LLC | Optical plug having a translating cover and a complimentary receptacle |
| CN103323915A (en) * | 2013-07-01 | 2013-09-25 | 无锡光云通信科技有限公司 | Optical connector |
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Application publication date: 20110810 |