CN103901552B - The optical fiber connector - Google Patents

The optical fiber connector Download PDF

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Publication number
CN103901552B
CN103901552B CN 201210582441 CN201210582441A CN103901552B CN 103901552 B CN103901552 B CN 103901552B CN 201210582441 CN201210582441 CN 201210582441 CN 201210582441 A CN201210582441 A CN 201210582441A CN 103901552 B CN103901552 B CN 103901552B
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portion
optical fiber
mounting
corresponding
nip
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CN 201210582441
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CN103901552A (en )
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黄柏玮
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赛恩倍吉科技顾问(深圳)有限公司
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Abstract

一种用于连接多个光纤的光纤连接器,包括一个安装部以及一个压合部,该安装部上形成多个对应于该光纤的透镜部,该安装部开设有一个对应于该压合部的第一安装槽。 An optical fiber connector for connecting a plurality of optical fibers, comprising a mounting portion and a nip portion, a plurality of optical lenses corresponding to the portions of the mounting portion, the mounting portion defines a portion corresponding to the nip a first mounting groove. 该第一安装槽底面上开设有多个对应于该光纤及该透镜部的定位槽,该压合部包括一个压合面,该压合部固定设置于该第一安装槽内且该压合面压合于该第一安装槽底面上。 The bottom surface defines a first mounting a plurality of grooves corresponding to the positioning of the optical fiber and the portion of the lens, which comprises a nip nip surface portion, the nip portion is fixed to the first mounting groove and the nip a first surface laminated to the bottom mounting surface. 该光纤的端部分别设置于对应的定位槽内并与对应的透镜部光学对准。 End portion of the optical fiber are respectively disposed in the corresponding positioning groove and aligned with a corresponding portion of the optical lens. 每一个该定位槽包括两个相对的侧部支撑壁以及一个底部支撑壁,该侧部支撑壁、该底部支撑壁以及该压合面与对应光纤的周侧抵接,以定位该光纤。 Each of the positioning slot comprises two opposing side support walls and a bottom support wall, said side wall supporting portion, the bottom support wall and a peripheral side surface of the nip corresponding to the optical fiber abuts, to position the optical fiber.

Description

光纤连接器 The optical fiber connector

技术领域 FIELD

[0001] 本发明涉及一种连接器,尤其涉及一种光纤连接器。 [0001] The present invention relates to a connector, and more particularly relates to an optical fiber connector.

背景技术 Background technique

[0002] 光纤连接器用于将实现光纤之间、光信号发射装置与光纤之间或者光纤与光信号接收装置之间的光学耦合。 [0002] The optical fiber connector is used to achieve optical coupling between the optical signals between the optical fiber between the transmitting means and the optical fiber or optical fiber and optical signal receiving apparatus. 现有的光纤连接器一般采用圆孔与光纤进行配合连接,具体地, 所述光纤端部插入所述圆孔内,并通过点胶等方式固定于所述通孔内,同时,在组装时,需保证所述光纤与所述圆孔的配合精度。 Conventional optical fiber connector and optical fiber commonly used circular mating connector, in particular, the optical fiber end portion inserted into the circular hole, and is fixed by glue to the through hole, etc., while, when the assembly , with the need to ensure accuracy of the circular hole of the optical fiber.

[0003] 然,所述圆孔在制作加工上较为不易,并且圆孔的真圆度较难保证,因此组装时, 光纤的组装精度容易收圆孔的真圆度影响而降低。 [0003] However, the circular hole is more difficult in the production process, and the roundness of the circular hole is more difficult to ensure, so when assembling, the assembling accuracy of the optical fiber is easy to close roundness decreases the influence of the circular hole. 再者,在固定所述光纤时,所述圆孔给光纤点胶等工作带来难度。 Further, when fixing the optical fiber, the circular dispensing work to bring the optical fiber difficult.

发明内容 SUMMARY

[0004] 有鉴于此,有必要提供组装简单且能保证组装精度的光纤连接器。 [0004] In view of this, it is necessary to provide a simple to assemble and can ensure the accuracy of assembling the optical connector.

[0005] —种光纤连接器,用于连接多个光纤。 [0005] - fiber optic connection for connecting a plurality of optical fibers. 所述光纤连接器包括一个安装部以及一个压合部,所述安装部上形成多个对应于所述光纤的透镜部,所述安装部开设有一个对应于所述压合部的第一安装槽。 The fiber optic connector includes a mounting portion and a nip portion, a lens portion corresponding to the plurality of optical fibers is formed on the mounting portion, the mounting portion defines a mounting corresponding to the pressure of the first engagement portion groove. 所述第一安装槽底面上开设有多个对应于所述光纤及所述透镜部的定位槽,所述压合部包括一个压合面,所述压合部固定设置于所述第一安装槽内且所述压合面压合于所述第一安装槽底面上。 Defines a plurality of grooves corresponding to the positioning of the optical fiber and the lens mounting portion of the first bottom surface, said portion comprising a nip pressing surface of the nip portion is fixed mounted to the first groove and the pressing surface of the nip to the bottom surface of the first mounting. 所述光纤的端部分别设置于对应的定位槽内并与对应的透镜部光学对准。 The end portion of the fiber are respectively disposed in the corresponding positioning groove and aligned with a corresponding portion of the optical lens. 每一个所述定位槽包括两个相对的侧部支撑壁以及一个底部支撑壁,所述侧部支撑壁、所述底部支撑壁以及所述压合面与对应光纤的周侧抵接,以定位所述光纤。 Each of the positioning slot comprises two opposing side support walls and a bottom support wall, said side wall portion is supported, said bottom support wall and a peripheral side surface of the nip corresponding to the optical fiber abuts, to be positioned the optical fiber.

[0006] 相对于现有技术,所述光纤连接器的所述定位槽采用多边形横截面,因此在制作较为简单,并且较容易保证所述定位槽的形状精度,另外,所述定位槽配合所述压合部对所述光纤形成四个方向支撑,可以提升所述光纤的定位稳定性。 [0006] with respect to the prior art, the fiber optic connector of the positioning slot using a polygonal cross section, thus making more simple and easier to ensure the shape accuracy of the positioning groove, further, the positioning of the mating groove said nip portion is formed in four directions of the optical fiber support, can enhance the stability of the positioning of the optical fiber.

附图说明 BRIEF DESCRIPTION

[0007] 图1是本发明实施方式的光纤连接器的分解图。 [0007] FIG. 1 is an optical fiber connector exploded view of an embodiment of the present invention.

[0008] 图2是图1的光纤连接器的局部放大图。 [0008] FIG. 2 is a partially enlarged view of a fiber optic connector.

[0009] 图3是图1的光纤连接器的安装部的另一角度视图。 [0009] FIG. 3 is another portion of the mounting angle of the optical fiber connector of FIG. 1. FIG.

[0010] 图4是图1的光纤连接器组装完成后的立体图。 [0010] FIG. 4 is a perspective view of the optical connector 1 is assembled in FIG.

[0011] 图5是图4的光纤连接器沿VV的局部剖视图。 [0011] FIG. 5 is a partial cross-sectional view of the optical connector 4 along the VV.

[0012] 主要元件符号说明 [0012] Main reference numerals DESCRIPTION

Figure CN103901552BD00031

Figure CN103901552BD00041

[0014] 如下具体实施方式将结合上述附图进一步说明本发明。 [0014] The following specific embodiments in conjunction with the accompanying drawings, the present invention is described.

具体实施方式 detailed description

[0015] 下面将结合附图对本发明作一具体介绍。 [0015] The following with reference to the present invention for a specific description.

[0016] 图1至图3,本发明实施方式中光纤连接器100包括一个安装部10以及一个压合部20 〇 [0016] Figures 1 to 3, embodiments of the present invention includes a mounting portion 100 and a nip portion 10 fiber optic connector 20 billion

[0017] 所述安装部10包括一个定位部11以及一个与所述定位部11相连的延伸部12。 [0017] The mounting portion 10 includes a positioning portion 11 and the extending portion is connected to the positioning portion 11 and 12. 所述定位部11包括一个第一表面111以及一个第二表面112。 The positioning unit 11 includes a first surface 111 and a second surface 112. 所述第一表面111上开设有一个第一安装槽113,本实施方式中,所述第一安装槽113大致呈方形,当然,所述第一安装槽113也可以为其它适宜的形状,如梯形、平行四边形等。 On the first surface 111 defines a first mounting groove 113, in the present embodiment, the first mounting groove 113 is substantially rectangular, of course, the first mounting groove 113 may be other suitable shapes, such as trapezoidal, parallelogram and the like. 所述第一安装槽113具有一个底面114,所述底面114上开设多个定位槽115,所述定位槽115沿相互平行的方向延伸,且所述定位槽115的延伸方向大致与所述第二表面112垂直。 The first mounting groove 113 has a bottom surface 114, 115 defines a plurality of positioning grooves 114 on the bottom surface of the positioning groove 115 along a direction extending parallel to each other, and the positioning groove 115 extending in a direction substantially to the first two vertical surface 112. 每一个所述定位槽115的横截面形状为多边形,本实施方式中,每一个所述定位槽115包括两个相对的侧部支撑壁115a以及一个底部支撑壁115b,所述侧部支撑壁115a与所述底面114相连且大致垂直于所述底面114,所述底部支撑壁115b大致平行于所述底面114。 Locating each of said cross-sectional shape of a polygonal groove 115, in this embodiment, each of the positioning grooves 115 comprise two opposing side support walls 115a and 115b a bottom support wall, said side wall supporting portion 115a connected to the bottom surface 114 and substantially perpendicular to the bottom surface 114, a bottom wall 115b of the support is substantially parallel to the bottom surface 114. 所述每一个侧部支撑壁115a与所述底部支撑壁115b 之间形成有一个肋部115c,所述肋部115c表面为平面。 Each of said side portions has a supporting rib 115c is formed between the wall 115b and the bottom support wall 115a, 115c of the rib surface is planar. 另外,每一个所述侧部支撑壁115a与所述底面114的交界处形成有一个倒角部115d。 Further, each supporting one of said side wall portion 115a and the bottom surface 114 of the junction formed with a chamfered portion 115d.

[0018] 所述第二表面112上对应于所述定位槽115形成有多个透镜部112a,所述透镜部112a用于汇聚光线,本实施方式中,所述透镜部112a为非球面凸透镜。 Corresponding to the [0018] 112 to the second surface of the positioning groove 115 is formed with a plurality of lens portions 112a, 112a of the convex spherical lens portion for concentrating light, according to the present embodiment, the non-lens portion 112a. 所述第二表面112上还开设有两个插接孔112b,用于与配套的连接器(图未示)插接配合。 The second surface 112 further defines two insertion holes 112b, for the mating connectors (not shown) mating plug. 本实施方式中,所述插接孔112b分别沿所述透镜部112a的排列方向形成于所述透镜部112a两侧。 In the present embodiment, the insertion holes 112b are respectively formed on both sides of the lens portion 112a in the arrangement direction of the lens portion 112a. 当然,所述插接孔112b以凸出的插接柱代替,而于配套的连接器上设置插接孔。 Of course, the plug insertion hole 112b in the column instead of convex, plugged holes provided in the mating connectors.

[0019] 所述延伸部12沿远离所述定位部11所述第二表面112延伸一定距离,本实施方式中,所述延伸部12与所述定位部11 一体成型。 [0019] The portion 12 extending along 11 away from the second surface 112 extends a distance from said positioning portion, in the present embodiment, the extension portion 11 integrally with the positioning portion 12 formed. 所述延伸部12开设有一个与所述第一安装槽113相连通的第二安装槽121,所述第二安装槽121贯穿所述延伸部12远离所述定位部11的一侧表面。 The extension 12 defines a portion of the first mounting groove 113 communicating the second mounting groove 121, a second mounting groove 121 through a side surface 12 away from the positioning portion 11 of the extending portion. 沿与所述定位槽115排列方向平行的方向上,所述第二安装槽121的尺寸小于所述第二安装槽121底面上开设有多个对应于所述定位槽115的收容槽122。 The direction along the arrangement direction of the positioning groove 115 is parallel to, the size of the second mounting groove 121 is smaller than the bottom surface of the second mounting groove 121 defines a plurality of positioning slots corresponding to the receiving slot 115 of 122. 所述收容槽122的横截面形状与所述定位槽115的横截面形状相对应,所述收容槽122的横截面尺寸大于所述定位槽115的横截面尺寸。 The cross-sectional shape of the accommodating grooves 122 of the cross-sectional shape of the positioning groove 115 corresponding to the receiving cross-sectional dimensions larger than the sectional size of the slot 122 of the positioning slot 115.

[0020] 所述安装部10采用注射成型方式制作,由于所述定位槽115采用多边形横截面,所述安装部10的成型模具的制作较为简单,并且较容易保证所述定位槽115的形状精度。 [0020] The mounting portion 10 by injection molding production mode, since the positioning groove 115 is a polygonal cross-section, the mounting portion 10 of the molding die making relatively simple and relatively easy to ensure the shape accuracy of the positioning slot 115 . 所述肋部115c的设计,能够增加所述定位槽115成型时的结构稳定性,较少所述定位槽115周围的成型材料冷却的扭曲变形量,另外,所述倒角部115d可以避免所述侧部支撑壁115a与所述底面114的交界处形成应力集中现象,有利于保持所述安装部10成型质量。 The rib 115c is designed to increase the structural stability of the positioning slot 115 formed less the amount of torsional deformation of the molding material surrounding the cooling positioning groove 115, Further, the chamfered portion 115d can be avoided by said side support wall portion 115a and the bottom surface 114 is formed at the junction of stress concentration, it helps maintain the quality of the mounting portion 10 molded. 所述压合部20 的形状对应于所述第一安装槽113。 The shape of the nip portion 20 corresponding to the first mounting groove 113. 所述压合部20包括一个压合端21以及一个与所述压合端21相背离的固定端22。 The nip portion 20 includes a terminal 21 and a nip with the nip end 21 facing away from the fixed end 22. 所述压合部20的尺寸自所述压合端21至所述固定端22逐渐增加。 The press fit portion dimension of the nip 20 from the fixed end 21 to end 22 gradually increases. 所述压合端21形成一个与所述第一安装槽113的底面114相配合的压合面211。 The nip 21 formed in the end surface of a nip cooperating with the bottom surface 114 of the first mounting groove 113 211. 所述压合面211小于所述底面但能够覆盖所有所述定位槽115。 The pressing surface 211 is less than the bottom surface of cover all but the positioning slot 115. 所述固定端22的尺寸与所述第一安装槽113于所述第一表面111形成的开口尺寸相当,使得所述固定端22能够以过盈配合方式设置于所述第一安装槽113内。 The fixed end of the opening size as the first mounting groove 113 on the first surface 22 is equivalent to 111, such that the fixed end 22 can be disposed in an interference fit within the first mounting groove 113 .

[0021] 所述光纤连接器100用于连接多个光纤200,所述每一个定位槽115对应一个所述光纤200。 [0021] The optical fiber connector 100 for connecting a plurality of optical fibers 200, each of a corresponding one of the positioning grooves 115 of the optical fiber 200. 每一个所述光纤200包括一个芯部201以及包覆所述芯部201的保护层202,所述芯部201用传输光信号,所述保护层202用于保护所述芯部201免受损坏。 Each of the optical fiber 200 comprises a core portion 201 and a protective layer 201 covering the core 202, the core 201 by a transmission optical signal, the protective layer 202 for protecting the core 201 from damage . 每一个所述光纤200 的与所述光纤连接器100相连的一端曝露出一定长度的芯部201。 Each of the optical fiber connected to one end of the fiber optic connector portion 201 of the core 100 expose a length of 200.

[0022] 请一并参阅图4至图5,组装时,每一个所述光纤200设置于对应的定位槽115及收容槽122内,具体地,每一个所述光纤200的曝露的所述芯部201设置于对应的定位槽115内, 所述保护层202设置于对应的所述收容槽122内,所述芯部201支撑于所述侧部支撑壁115a 以及所述底部支撑壁115b上,所述芯部201可以通过点胶方式固定于对应的定位槽115内, 由于所述定位槽115采用上方开放的凹槽结构,因此可以方便所述光纤200的点胶固定,并且方便在安装过程调整所述光纤200与对应的透镜部112a的相对位置,以确定组装精度。 [0022] Referring to FIG. 4 to FIG. 5, in assembly, each of the optical fiber 200 disposed in the positioning groove 115 corresponding to the receiving slot 122 and, in particular, the exposure of the core in each of the optical fibers 200 portion 201 is provided within the corresponding positioning slots 115, the protective layer 202 disposed in the receiving slot 122 corresponding to the core 201 supported on the side wall of the supporting portion 115a and the upper wall 115b bottom support, the core dispensing unit 201 can be fixed within the corresponding positioning slots 115, since the positioning groove 115 is upwardly open groove structure, the optical fiber can be convenient point of glue 200, and to facilitate the installation process adjusting the relative position of the optical fiber 200 corresponding to the lens portion 112a to determine the assembling accuracy. 所述光纤200安装完成后,所述压合部20设置于所述第一安装槽113内,所述压合端21的压合面211压合于所述第一安装槽113的底面114上并且压合于每一定位槽115内的光纤200的芯部201顶部。 After installation of the optical fiber 200, the nip portion 20 disposed in the first mounting groove 113, the press nip engagement end surface 21 of the nip 211 to the bottom surface 114 of the first mounting groove 113 and pressing the top portion of the core 201 is positioned within each slot 115 of the optical fiber 200. 所述固定端22过盈配合设置于所述第一安装槽113内,使得所述压合部20固定于所述第一安装槽113内。 The fixed end 22 disposed in an interference fit within the first mounting groove 113, such that the nip portion 20 is fixed to the first mounting groove 113.

[0023] 另外,本领域技术人员还可在本发明精神内做其它变化,当然,这些依据本发明精神所做的变化,都应包含在本发明所要求保护的范围之内。 [0023] Additionally, one skilled in the art may make other variations within the spirit of the present invention, of course, vary depending on the spirit of the present invention is made, according to the present invention is intended to be included within the scope of the claims.

Claims (7)

  1. 1. 一种光纤连接器,用于连接多个光纤,所述光纤连接器包括一个安装部以及一个压合部,所述安装部上形成多个对应于所述光纤的透镜部,所述安装部开设有一个对应于所述压合部的第一安装槽,所述第一安装槽底面上开设有多个对应于所述光纤及所述透镜部的定位槽,所述压合部包括一个压合面,所述压合部固定设置于所述第一安装槽内,所述压合面压合于所述第一安装槽底面上,所述光纤的端部分别设置于对应的定位槽内并与对应的透镜部光学对准,其特征在于:每一个所述光纤包括一个芯部以及包覆所述芯部的保护层,每一个所述定位槽包括两个相对的侧部支撑壁以及一个底部支撑壁,所述侧部支撑壁、所述底部支撑壁以及所述压合面与对应光纤的周侧抵接以定位所述光纤,每一个所述侧部支撑壁与所述底部支撑壁之间形成有一个肋部,所 1. An optical fiber connector for connecting a plurality of optical fibers, the optical fiber connector includes a mounting portion and a nip portion, a lens portion is formed corresponding to the plurality of optical fiber on the mounting portion, the mounting defines a portion corresponding to the pressure of the first mounting groove engagement portion, the first mounting groove bottom surface defines a plurality of grooves corresponding to the positioning of the optical fiber and the lens portion, the nip portion includes a pressing surface of the nip portion is fixed to the first mounting groove, the pressing surface of the first nip is mounted to the groove bottom surface, an end portion of the optical fiber are respectively disposed in the corresponding positioning groove and the portion corresponding to the lens optical alignment, wherein: each of said optical fiber comprises a core portion and a protective layer covering the core portion, each of said positioning slot comprises two opposing side support wall and a bottom support wall, said side wall portion is supported, said bottom support wall and a peripheral side surface of the nip corresponding to the optical fiber to position the abutting optical fibers, each of said side wall and the bottom supporting portion is formed between the support wall has a rib, the 述肋部与所述侧部支撑臂相交连接,且所述肋部与所述侧部支撑臂相交呈一直线,所述光纤的芯部与所述侧部支撑臂、所述底部支撑臂以及所述肋部均接触。 Said rib and said side portion of the support arm connected to the intersection, with the side ribs and the support arm portion intersects a straight line, the optical fiber core with the side of the support arm, the support arm and a bottom the ribs are in contact.
  2. 2. 如权利要求1所述的光纤连接器,其特征在于:所述安装部包括一个定位部以及一个与所述定位部相连的延伸部,所述第一安装槽开设于所述安装部内,所述光纤穿过所述延伸部设置于对应的定位槽内。 2. The optical fiber connector according to claim 1, wherein: said mounting portion comprises a mounting portion and an extending portion connected to said positioning portion, the first mounting groove is defined in the inner mounting portion, the optical fiber extends through the corresponding positioning portion provided in the groove.
  3. 3. 如权利要求2所述的光纤连接器,其特征在于:所述延伸部开设有一个与所述第一安装部相连通的第二安装槽,所述第二安装槽底面上开设有多个对应于所述定位槽的收容槽,所述光纤分别穿过对应的收容槽设置于对应的定位槽内。 3. The optical fiber connector according to claim 2, wherein: said extending portion defines a first mounting portion and the second mounting groove in communication, the second mounting groove bottom surface defines a plurality a receiving groove corresponding to the positioning groove, the optical fibers through a corresponding receiving groove provided on the corresponding positioning slot.
  4. 4. 如权利要求1所述的光纤连接器,其特征在于:所述肋部表面为平面。 4. The optical fiber connector according to claim 1, wherein: the rib is a flat surface.
  5. 5. 如权利要求1所述的光纤连接器,其特征在于:每一个所述侧部支撑壁与所述第一安装槽底面的交界处形成有一个倒角部。 5. The optical fiber connector according to claim 1, wherein: each of said side portion of said first supporting wall and the junction of the bottom mounting surface formed with a chamfered portion.
  6. 6. 如权利要求1所述的光纤连接器,其特征在于:所述压合部包括一个压合端以及一个与所述压合端相背离的固定端,所述压合部的尺寸自所述压合端至所述固定端逐渐增加,所述压合面为所述压合端的端面。 6. The optical fiber connector according to claim 1, wherein: the nip portion includes a nip end and a fixed end engaged with the end facing away from the press, the press fit portion dimension from the said pressing end to the fixed end is gradually increased, the pressing surface of the press-fit end surface side.
  7. 7. 如权利要求6所述的光纤连接器,其特征在于:所述压合部以所述固定端与所述第一安装槽过盈配合方式固定设置于所述第一安装槽内。 7. The optical fiber connector according to claim 6, characterized in that: said nip portion to the fixed end and the first mounting groove interference fit and fixed to the first mounting groove.
CN 201210582441 2012-12-28 2012-12-28 The optical fiber connector CN103901552B (en)

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Citations (4)

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Publication number Priority date Publication date Assignee Title
CN101520530A (en) * 2009-03-26 2009-09-02 武汉电信器件有限公司 Novel sideward coupling optical fiber component and processing method thereof
US8002477B2 (en) * 2002-12-17 2011-08-23 International Business Machines Corporation Devices and methods for side-coupling optical fibers to optoelectronic components
CN102565953A (en) * 2010-12-16 2012-07-11 鸿富锦精密工业(深圳)有限公司 Optical fiber coupling connector
CN102736185A (en) * 2011-04-01 2012-10-17 鸿富锦精密工业(深圳)有限公司 Optical fiber coupling connector

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Publication number Priority date Publication date Assignee Title
JP3515677B2 (en) * 1996-10-09 2004-04-05 住友電気工業株式会社 The optical connector and its mounting method
JP2000275479A (en) * 1999-03-26 2000-10-06 Ngk Insulators Ltd V-grooved substrate with plural stage of v-groove and its manufacture

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Publication number Priority date Publication date Assignee Title
US8002477B2 (en) * 2002-12-17 2011-08-23 International Business Machines Corporation Devices and methods for side-coupling optical fibers to optoelectronic components
CN101520530A (en) * 2009-03-26 2009-09-02 武汉电信器件有限公司 Novel sideward coupling optical fiber component and processing method thereof
CN102565953A (en) * 2010-12-16 2012-07-11 鸿富锦精密工业(深圳)有限公司 Optical fiber coupling connector
CN102736185A (en) * 2011-04-01 2012-10-17 鸿富锦精密工业(深圳)有限公司 Optical fiber coupling connector

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