Abstract: Fiber optic drawers supporting fiber optic modules are disclosed. The drawer is movable about a chassis. At least one fiber optic equipment tray is received in the drawer. The fiber optic equipment tray(s) is movable about the drawer and configured to receive at least one fiber optic module. The fiber optic module(s) is movable about a fiber optic equipment tray. In this manner, enhanced access can be provided to the fiber optic module(s) and their fiber optic connections. The drawer can moved out from the chassis to provide access to fiber optic equipment tray(s) and fiber optic module(s). The fiber optic equipment tray(s) can be moved out from the drawer to provide enhanced access to fiber optic module(s). The fiber optic module(s) can be moved from fiber optic equipment tray(s) to provide further enhanced access to fiber optic module(s). The drawer may also be tiltable about the chassis.

Abstract: Embodiments disclosed include fiber optic module housings used for fiber optic modules and methods for manufacture and assembly of same. The fiber optic module housings comprise at least one hinge to allow a component of the housing to be opened and closed to allow easy access to the fiber optic module housing and/or its internal chamber. The hinge may be a living hinge disposed within a single part to allow each side of the living hinge to be bent or folded. The hinge may be disposed on a panel configured to support one or more fiber optic components to allow the panel to be opened and closed about the module housing for access. The fiber optic module housing may also be entirely comprised of a single part employing the use of living hinges between foldable parts. In this manner, no sides or parts of the fiber optic module housing need be provided as separate parts.

Abstract: Embodiments disclosed include fiber optic module housings used for fiber optic modules. The fiber optic module housings comprise at least one hinge to allow a component of the housing to be opened and closed to allow easy access to the fiber optic module housing and/or its internal chamber. The hinge may be a living hinge disposed within a single part to allow each side of the living hinge to be bent or folded. The hinge may be disposed on a panel configured to support one or more fiber optic components to allow the panel to be opened and closed about the module housing for access. The fiber optic module housing may also be entirely comprised of a single part employing the use of living hinges between foldable parts. In this manner, no sides or parts of the fiber optic module housing need be provided as separate parts.

Abstract: A cable routing guide attached to a fiber optic apparatus, such as a module positioned on a fiber optic equipment tray is disclosed. The cable routing guide is adapted to receive a length of at least one fiber optic cable intended to be connected to a cable connection point, such as a fiber optic adapter disposed on the module. The cable routing guide allows the at least one fiber optic cable to move in response to the fiber optic equipment tray or the module moving between a first position and a second position in a manner such that the length of the at least one fiber optic cable from the cable routing guide to the fiber optic adapter remains substantially unchanged. Moreover, the at least one fiber optic cable that is received by the cable routing guide may be retained and maintained by the cable routing guide without being tensed or stressed.

Abstract: Fiber optic cable assemblies having furcation bodies with features that are advantageous for manufacturing are disclosed along with methods of making the same. The furcation body include at least one anti-rotation feature for mounting the furcation body and a viewing portion and/or weep hole. The viewing portion is advantageous since it allows the observation during filling of the cavity with an epoxy, adhesive, or the like to strain relieve components of the fiber optic cable assembly within the furcation body. Simply stated, the viewing portion is translucent or clear for observing the filling of the furcation body and detecting if an air bubbles/air pockets are formed so that they can be reduced and/or eliminated. The furcation body may also have a weep hole for allowing air bubbles/air pockets to escape. Additionally, the furcation body of the fiber optic cable assembly may be secured within a clip or other suitable structure for mounting the same.

Abstract: Optical fiber interconnection devices, which can take the form of a module, are disclosed that include an array of optical fibers and multi-fiber optical-fiber connectors, for example, a twenty-four-port connector or multiples thereof, and three eight-port connectors or multiples thereof. The array of optical fibers is color-coded and is configured to optically interconnect the ports of the twenty-four-port connector to the three eight-port connectors in a manner that preserves transmit and receive polarization. In one embodiment, the interconnection devices provide optical interconnections between twenty-four-fiber optical connector configurations to eight-fiber optical connector configurations, such as from twenty-four-fiber line cards to eight-fiber line cards, without having to make structural changes to cabling infrastructure. In one aspect, the optical fiber interconnection devices provide a migration path from duplex optics to parallel optics.

Abstract: Optical fiber interconnection devices, which can take the form of a module, are disclosed that include an array of optical fibers and multi-fiber optical-fiber connectors, for example, a twenty-four-port connector or multiples thereof, and three eight-port connectors or multiples thereof. The array of optical fibers is color-coded and is configured to optically interconnect the ports of the twenty-four-port connector to the three eight-port connectors in a manner that preserves transmit and receive polarization. In one embodiment, the interconnection devices provide optical interconnections between twenty-four-fiber optical connector configurations to eight-fiber optical connector configurations, such as from twenty-four-fiber line cards to eight-fiber line cards, without having to make structural changes to cabling infrastructure. In one aspect, the optical fiber interconnection devices provide a migration path from duplex optics to parallel optics.

Abstract: A fiber optic cable assembly including a fiber optic cable and a furcation body is disclosed. An attachment feature can be provided to mount the furcation body to a mounting surface of fiber optic equipment for securing a portion of the fiber optic cable assembly to the fiber optic equipment. The attachment feature may include an integrated anti-rotation feature to inhibit rotation of the furcation body with respect to a mounting surface. The anti-rotation feature is provided by one or more generally planar surfaces of the furcation body for abutting with at least one complementary planar mounting surface.

Abstract: Fiber optic equipment that supports independently translatable fiber optic modules and/or fiber optic equipment trays containing one or more fiber optic modules is disclosed. In some embodiments, one or more fiber optic modules are disposed in a plurality of independently translatable fiber optic equipment trays which are received in a tray guide system. In this manner, each fiber optic equipment tray is independently translatable within the guide system. One or more fiber optic modules may also be disposed in one or more module guides disposed in the fiber optic equipment trays to allow each fiber optic module to translate independently of other fiber optic modules in the same fiber optic equipment tray. In other embodiments, a plurality of fiber optic modules are disposed in a module guide system disposed in the fiber optic equipment that translate independently of other fiber optic modules disposed within the module guide system.

Abstract: Furcation management structures and fiber optic shelf assemblies including one or more furcation management structures are disclosed. The furcation management structures are disposed in a chassis of a fiber optic shelf assembly and define a mounting surface for mounting at least one furcation body of a fiber optic cable assembly thereto. The furcation management structure may allow the fiber optic shelf assemblies to provide a greater density of fiber optic cable assemblies to support high density fiber optic equipment. Moreover, the furcation management structures provides the craft with an organized mounting structure that is relatively quick and easy to remove, rearrange, and/or reconfigure.

Abstract: Pulling grip housing assemblies for a fiber optic assembly are disclosed. In one embodiment, the pulling grip assembly is comprised of a pulling grip housing for receiving part of a fiber optic assembly. A pulling grip sleeve is also provided. The pulling grip sleeve has at least one sleeve locking feature suitable for cooperating with a housing locking feature of the pulling grip housing to secure the pulling grip housing to the pulling grip sleeve. In this manner, the pulling grip housing can easily be secured to the pulling grip sleeve and removed when pulling of a fiber optic assembly is completed. The pulling grip housing and pulling grip sleeve can also be reused for pulling other fiber optic assemblies.

Abstract: Embodiments disclosed in the detailed description include a telescoping fiber optic module. The telescoping fiber optic module may be provided in a fiber optic equipment chassis which may be disposed in an equipment rack to support fiber optic connections. In embodiments disclosed herein, the telescoping fiber optic module is comprised of a fixed housing portion having an opening on a front side defining a passage inside the fixed housing portion. The fiber optic module is also comprised of a telescoping portion received in the passage inside the fixed housing portion. In this manner, the telescoping portion can telescope in and out of the fixed housing portion. This allows fiber optic connectors or adapters disposed in the telescoping portion and any connections made thereto to be telescoped out for improved access and telescoped back into the fixed housing portion when access is no longer needed.

Abstract: Pulling grips for installing a fiber optic assembly are disclosed. The pulling grip includes a pulling grip housing for receiving part of a fiber optic assembly therein. The pulling grip may also include a pulling grip sleeve and/or pulling sock. In one embodiment, the pulling grip housing has a friction fit with the pulling grip sleeve when assembled, thereby inhibiting rotation therebetween. Consequently, the friction fit advantageously inhibits twisting of the fiber optic assembly when installing the same using the pulling grip. In this manner, the pulling grip housing can easily be insert into the pulling grip sleeve and removed when pulling of a fiber optic assembly is completed. The pulling grip housing, pulling grip sleeve, and/or pulling sock may also be reused for pulling other fiber optic assemblies.

Abstract: A fiber optic apparatus having a fiber optic equipment tray and an extension adapted to receive, organize and manage fiber optic cables routed to the fiber optic equipment tray is disclosed. The fiber optic equipment tray has a front, a rear, a base, and at least one extension rail. The extension movably attaches to the fiber optic equipment tray at the extension rail and, thereby, slidably extends from and retracts toward the rear of the fiber optic equipment tray. The extension comprises a shelf and a cable management tray hingedly attached to the shelf. The shelf moves over the base when the extension extends from and retracts toward the fiber optic equipment tray. The cable management tray is in planer alignment with the fiber optic equipment tray when the extension is retracted, and allowed to pivot downwardly when the extension is extended. At least one furcation plug tray attaches to the cable management tray.

Abstract: Fiber optic equipment that supports one or more rear-installable fiber optic modules is disclosed. The fiber optic equipment is comprised of a chassis defining a front end and a rear section. At least one guide system is disposed in the chassis and configured to receive at least one fiber optic module. The guide system may be provided in the form of a rail guide system. The at least one guide system receives the at least one fiber optic module from the rear section on the chassis and is configured to guide the fiber optic module toward the front end of the chassis. In this manner, a technician can make fiber optic connections to fiber optic modules and also install the fiber optic modules into the fiber optic equipment from the rear section of the chassis to reduce time and/or labor in making fiber optic connections.

Abstract: Fiber optic cable assemblies having a fiber optic cable, a furcation body, and one or more furcated legs are disclosed herein. In embodiments disclosed herein, the furcation body comprises a first end and a second end opposite the first end, the first end having the fiber optic cable extending therefrom, and the second end having one or more furcated legs extending therefrom. The furcation body can include one or more features that facilitate cable management by supporting cabling components used in making fiber optic interconnections. The cable management features of the fiber optic cable assemblies advantageously inhibit sagging, facilitate access to fiber optic interconnections, and/or improve air flow paths between fiber optic interconnections.

Abstract: An optical splitter adjacent a downstream end of a fiber optic cable is operable for supplying an optical signal to at least one optical fiber from the downstream end of the fiber. A preterminated fiber optic distribution cable includes a first access location having an optical fiber termination fed from an upstream end of the cable and a second access location having an optical fiber termination fed from a downstream end of the cable, wherein the cable includes an upstream optical splitter for feeding a first set of optical fibers and a downstream optical splitter for back-feeding a second set of optical fibers. A fiber optic cable comprising a first set of optical fibers that are terminated and fed from an upstream end of the fiber optic cable and a second set of optical fibers that are terminated and fed from a downstream end of the fiber optic cable.

Abstract: A distribution fiber optic cable including a plurality of optical fibers, a main cable body with some of the plurality of optical fibers being disposed within the main cable body, at least one tether optical fiber, and a cable jacket. The at least one tether optical fiber is one of the plurality of optical fibers that transitions during manufacturing from a first location within the main cable body to a tether access location for a portion of the distribution cable. The cable jacket includes a main cable body jacket and a tether access jacket portion that are connected together by a continuous transition that is applied during cable manufacturing. Thus, the craftsman may conveniently access the at least one tether optical fiber for distribution into the optical network.

Abstract: A fiber optic cable has at least one optical fiber, at least one strength member having a major strength member dimension, and a cable jacket. The cable jacket has two major surfaces that are generally flat and includes a cavity with a cavity minor dimension generally orientated with a minor dimension of the fiber optic cable, wherein the at least one optical fiber is disposed within the cavity. In one embodiment, the cavity minor dimension of the fiber optic cable is about the same size or larger than the strength member dimension that is generally aligned with a minor dimension of the cable, thereby allowing access to the cavity when the fiber optic cable is entered while inhibiting damage to the at least one optical fiber. Fiber optic cables of the present invention are also suitable as a portion of a cable assembly.

Abstract: A ferrule comprising a molded ferrule body defining fiber bores, an end face of a connective end of the ferrule positioned about the fiber bores, and an integral reference surface for determining the angularity of the end face. The integral reference surface is not machined subsequent to a ferrule molding process and is accessible after assembly of the ferrule body into a connector body. A multi-fiber ferrule comprising a connective end defining an end face, a rear non-connective portion defining a protruding shoulder, and an integral reference datum positioned on a surface of the shoulder accessible for determining the angularity of a plane defined by the end face, wherein the integral datum is accessible when the ferrule is received within a connector body.