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    • 1. 发明授权
    • Lensed optic fiber terminus and method
    • 光纤终端和方法
    • US4854663A
    • 1989-08-08
    • US142650
    • 1988-01-11
    • Leslie M. BorsukBruce Coutts
    • Leslie M. BorsukBruce Coutts
    • G02B6/255G02B6/26G02B6/32
    • G02B6/262G02B6/2552G02B6/32
    • An optic fiber connection apparatus and method are provided which enables positioning of a lens or bead at the end of an optic fiber at a selected distance from the end of the contact or terminus while maintaining a closely controlled lateral position of the bead. The contact has a hole extending along its axis, with a cylindrical front portion of a diameter to closely surround the lens at the end of the optic fiber. In addition or alternatively, the hole that receives the fiber may have a diameter to closely surround the fiber, and a shoulder intermediate the contact front and rear end. The optic fiber can be slid within the contact to extend its end beyond the contact so a lens can be formed on the tip of the fiber. Thereafter the fiber is slid backward into the contact. The lens is slid backward or foward against a positioning tool to a final lens position forward of the shoulder.
    • 提供了一种光纤连接装置和方法,其能够将光纤端部处的距离接触端或末端的选定距离处的透镜或珠的位置定位,同时保持珠的紧密控制的横向位置。 接触件具有沿其轴线延伸的孔,其直径的圆柱形前部部分在光纤端部处紧密地围绕透镜。 另外或者可替代地,接收纤维的孔可以具有紧密围绕纤维的直径,以及在接触前端和后端之间的肩部。 光纤可以在触点内滑动以将其端部延伸超过触点,使得透镜可以形成在光纤的尖端上。 此后,纤维向后滑入触点。 镜头向后滑动或抵靠定位工具滑向肩部前方的最终镜头位置。
    • 2. 发明授权
    • Method and apparatus for fixing the rotational positions of eccentric
elements in an optical fiber connector
    • 用于将偏心元件的旋转位置固定在光纤连接器中的方法和装置
    • US4205896A
    • 1980-06-03
    • US973899
    • 1978-12-28
    • Leslie M. Borsuk
    • Leslie M. Borsuk
    • G02B6/36G01B5/00G01B5/20G02B6/38G02B5/14
    • G02B6/3857G02B6/3843G02B6/3855
    • An optical fiber connector assembly using eccentric ferrule centering means for adjusting the concentricity of the optical fiber interface end with respect to the connector body perimeter. The eccentric ferrule or ferrules are in the form of elongated sleeves with the innermost sleeve extending from the connector body end the greatest amount. An external crimp sleeve of a relatively soft malleable metal has a generally conical shape with internal step-tapered diameter to fit over the eccentric ferrule exposed ends. Once the concentricity alignment of the optical core has been effected by relative rotation of the eccentric ferrule members (sleeves), crimping of the soft metal sleeve to each eccentric sleeve exposed extremity fixes the relative rotational position of these ferrules preserving the concentric alignment of the optical fiber in the connector body.
    • 一种使用偏心套圈定心装置的光纤连接器组件,用于相对于连接器主体周边调节光纤接口端的同心度。 偏心的套圈或套圈是细长的套筒的形式,最内侧的套筒从连接器主体端部延伸出最大的量。 相对柔软的可延展金属的外部压接套筒具有大致圆锥形的形状,具有内部阶梯锥形直径,以适合偏心套圈暴露端。 一旦通过偏心套圈构件(套筒)的相对旋转实现了光学芯的同心度对准,则软金属套筒到每个偏心套筒暴露的末端的卷曲固定了这些套圈的相对旋转位置,保持了光学器件的同心对准 光纤在连接器主体中。
    • 7. 发明授权
    • Optical fiber alignment and retention device
    • 光纤对准和保持装置
    • US4666238A
    • 1987-05-19
    • US689637
    • 1985-01-07
    • Leslie M. BorsukBlake F. Woith
    • Leslie M. BorsukBlake F. Woith
    • G02B6/32G02B6/38G02B6/36
    • G02B6/3838G02B6/322G02B6/3858
    • A fiber alignment and retention device having an optical lens with a forwardly directed curved surface molded to a rearward extension having a vee-shaped groove for supporting an optical fiber. An abutment means comprises a vertical stop for positioning the fiber at a focal point of the lens and also includes an abutment gap containing an index matching adhesive for reducing refraction and attenuation of a transmitted optical signal. A heat sensitive shrink sleeve secures the fiber within the vee-shaped groove such that a terminal end of the fiber is aligned with the focal point of the lens. A clamp or spring finger may replace the shrink sleeve, and a first alternative embodiment includes a holding means having a cylindrical shaped rearward extension with longitudinal cutaway sections providing a spring tension for securing the fiber. A second alternative embodiment includes a lens with a rearwardly directed radiused surface for guiding and retaining the fiber. A third alternative embodiment includes a modified abutment means for terminating the optical fiber.
    • 具有光学透镜的光纤对准和保持装置,该光学透镜具有模制到后延伸部的向前弯曲表面,其具有用于支撑光纤的vee形槽。 邻接装置包括用于将光纤定位在透镜的焦点处的垂直挡块,并且还包括包含折射率匹配粘合剂的邻接间隙,用于减少透射光信号的折射和衰减。 热敏收缩套管将纤维固定在V形槽内,使得纤维的末端与透镜的焦点对准。 夹具或弹簧手指可以替代收缩套筒,并且第一替代实施例包括保持装置,其具有圆柱形的向后延伸部,纵向切除部分提供用于固定纤维的弹簧张力。 第二替代实施例包括具有向后指向的圆弧表面的透镜,用于引导和保持光纤。 第三替代实施例包括用于端接光纤的修改的邻接装置。
    • 10. 发明授权
    • Method and apparatus for detecting optimum alignment of optical fibers
in a connector arrangement
    • 用于检测连接器装置中光纤的最佳对准的方法和装置
    • US4215937A
    • 1980-08-05
    • US7645
    • 1979-01-29
    • Leslie M. Borsuk
    • Leslie M. Borsuk
    • G01B11/00G02B6/36G02B6/38G02B6/42G01N21/00
    • G02B6/3843G02B6/4204G02B6/4227G02B6/4296
    • A method and apparatus for detecting the lateral alignment of abutting optical fibers in a connector arrangement. A connector assembly having eccentric sleeves for effecting lateral alignment is shown. A light beam is introduced in an angle through the cladding of an optical fiber adjacent to its interface surface within one connector half. The light beam is launched into the fiber cladding at a plurality of angles using a light scattering bead of resin. The outside diameter of the ferrule assembly is concentric with the optical fiber and the connector shell externally, once the lateral alignment is effected. A termination fixture includes an objective lens which projects a magnified image of the optical fiber interface surface onto an aperture plate having an opening or window therein substantially the same diameter as the magnified optical fiber core, transmits substantially only light emitted from the cladding interface surface. A light-to-electric signal transducer (photo-diode for example) detects the illuminated and magnified image of the optical fiber cladding. A light intensity null detected by the transducer is indicative of proper alignment of the optical fiber with respect to the outside diameter of the connector shell and ferrule assembly.
    • 一种用于检测连接器装置中的邻接光纤的横向对准的方法和装置。 示出了具有用于实现横向对准的偏心套筒的连接器组件。 在一个连接器半部内,光束以与其界面表面相邻的光纤的包层以一定角度被引入。 使用树脂的光散射珠将光束以多个角度发射到光纤包层中。 一旦进行横向对准,套圈组件的外径与光纤和连接器外壳同心。 终端夹具包括物镜,该物镜将光纤接口表面的放大图像投影到具有与放大的光纤芯基本上相同的直径的开口或窗口的孔板上,基本上仅透射从包层界面表面发射的光。 光电信号传感器(例如光电二极管)检测光纤包层的照明和放大图像。 由换能器检测到的光强度值表示光纤相对于连接器壳体和套圈组件的外径的适当对准。