Abstract: A system and method for depth-resolved imaging of a sample are presented. The system for depth-resolved imaging of a sample includes a substrate of substantially flexible material, a plurality of waveguides disposed on the substrate, an optical element disposed at a distal end of the plurality of waveguides, and one or more interferometers. Light is collected from the sample through the optical element and plurality of waveguides on the flexible substrate on its path to the one or more interferometers. The interferometers are configured to combine a reference light with the light received by at least a portion of the plurality of waveguides to resolve contributions from one or more depths of the sample. The system further includes a light guiding element coupled between the plurality of waveguides and the one or more interferometers.

Abstract: An optical board a substrate includes a plate-shaped resin including a first main plane and a second main plane, and an optical fiber receiving portion to receive an optical fiber, a first metal layer provided on the first main plane, and a second metal layer provided on the second main plane. The optical fiber receiving portion has a cavity structure, which penetrates in a thickness direction of the substrate between the first main plane and the second main plane, and the optical fiber is prevented from slipping out of the first main plane and the second main plane.

Abstract: Platforms for connecting fiber optic cable assemblies to fiber optic equipment using a universal footprint are disclosed. In one embodiment, a platform for connecting at least one fiber optic cable assembly to fiber optic equipment includes a coupling surface having at least one cable engagement feature, wherein the at least one cable engagement feature is configured to couple the at least one fiber optic cable assembly to the coupling surface, and a plurality of plate engagement features configured to be removably coupled to a plurality of equipment engagement features positioned on the fiber optic equipment. Fiber optic cable assembly coupling systems for coupling fiber optic cable assemblies to fiber optic equipment are also disclosed.

Abstract: A fiber coupled semiconductor device and a method of manufacturing of such a device are disclosed. The method provides an improved stability of optical coupling during assembly of the device, whereby a higher optical power levels and higher overall efficiency of the fiber coupled device can be achieved. The improvement is achieved by attaching the optical fiber to a vertical mounting surface of a fiber mount. The platform holding the semiconductor chip and the optical fiber can be mounted onto a spacer mounted on a base. The spacer has an area smaller than the area of the platform, for mechanical decoupling of thermally induced deformation of the base from a deformation of the platform of the semiconductor device. Optionally, attaching the fiber mount to a submount of the semiconductor chip further improves thermal stability of the packaged device.

Abstract: A cable pass-thru assembly includes a fiber optic cable and a cable pass-thru fitting. The fiber optic cable includes an optical fiber and a strength member. The cable pass-thru fitting is adapted to receive at least a portion of the fiber optic cable. The cable pass-thru fitting includes a housing assembly and an insert assembly. The housing assembly defines a bore. The insert assembly is adapted for engagement with the housing assembly. At least a portion of the insert assembly is disposed in the bore of the housing assembly. The insert assembly includes a nozzle and a retention member. The nozzle defines a cable passage through which the optical fiber of the fiber optic cable passes. The retention member is engaged with the nozzle so that the strength member is captured between the nozzle and the retention member.

Abstract: An inlet guide for facilitating distribution of optical fibers into at least one duct is provided. The inlet guide includes a first portion, a second portion, a first end, a second end, a head, and a main body. The first portion includes a first opposing surface. The second portion includes a second opposing surface and is separable from the first portion. The head is disposed at the first end and comprises an outlet port. The main body is disposed at the second end. The first portion and the second portion cooperate to define a plurality of passageways for the optical fibers. The plurality of passageways extends between the first end and the second end.

Abstract: The invention relates to a device for guiding an optical fiber (2), which is intended to be mounted on a vertical tower (T) for manufacturing an optical fiber (2), the fiber being produced from an oven (18) located at the upper portion of the tower (T) and being moved vertically downward relative to the tower (T), the guide device (1) being located downstream of the oven (18), the device including: a first guide pulley (10), at least one surface (1220) for twisting the fiber (2), which is located downstream of the first guide pulley (10), a second guide pulley (14) located downstream of the at least one surface (1220) for twisting the fiber (2), and a deflecting pulley (16), the distance (C) between the first guide pulley (10) and the at least one surface for twisting the fiber (1220) being greater than the distance (D) between the at least one surface for twisting the fiber (1220) and the second pulley (14), the device being characterized in that it timber includes a second surface (1222) for twisting the op

Abstract: A fiber optic connector fiber stub remover and method for automated fiber stub removal. The device has a top plate with a platen opening, and a platen with a well that carries a polishing film over the well. An air pocket is formed between the polishing film and the well. The platen is positioned with a top surface of the polishing film accessible via the platen opening. A fixture holds connector ends of fiber optic cables with fiber stubs extending therefrom, and a weight biases the fiber stubs into contact with the polishing film. A motor is controlled by a motor control unit to control a ramp up time and final speed of movement of the platen over a timespan. Each connector ends moves independently relative to the polishing film. The air pocket provides shock absorption of the polishing film so that an ideal pressure is exerted on each fiber stub during stub removal.

Abstract: An apparatus for positioning an optical device includes (i) a holder assembly for holding an optical device and for limiting movement of the optical device within the holder assembly to movement in the Z-direction and (ii) a housing for permitting limited movement of the holder assembly in the X-direction, for supporting and optionally permitting movement of the holder assembly in the Y-direction, for supporting and for substantially preventing movement of the holder assembly in the Z-direction. When the holder assembly optionally holding the optical device is positioned within the housing to obtain a desired position of the optical device, a bonding material may be used for fixing the location in the X-direction, and optionally the Y-direction, of the holder assembly within the housing. A method of operating the apparatus for obtaining a desired position of an optical device is further provided.

Abstract: An optical fiber fixing device includes a substrate, a cover, a locking assembly, and a fixing plate. The substrate has a loading surface. A number of poles are positioned on the loading surface. Every two adjacent poles cooperate to form a receiving groove. The cover is rotatably connected to one end of the substrate. The fixing plate is positioned on the cover, and has a main body and a number of abutting portions extending from the main body. The abutting portions are corresponding to the receiving grooves respectively. Each abutting portion has two opposite abutting surfaces inclined with respect to the loading surface. Each abutting surface faces one of the poles, and thus the two abutting surface of each abutting portion cooperate with two corresponding poles and the loading surface to fix two optical fibers in the corresponding receiving groove.

Abstract: A cleave holder is provided that allows the ends of optical fibers to be precisely stripped and cleaved and then secured at precise locations in a multi-optical fiber connector module. The cleave holder is secured to length-wise portions of optical fibers that extend through the cleave holder. The cleave holder has reference holes formed in its lower surface that allow it to be mounted on a fixture having pins on it that mate with the reference holes. Once the ends of the fibers have been stripped and cleaved, the cleaved ends are secured to precise locations within a connector module. The cleave holder and the connector module form an assembly that can be used together, with the cleave holder acting as a mounting structure for the assembly and as a strain relief mechanism.

Abstract: A fiber optic management unit for handling optical fibers unit having a base with first and second segments miming perpendicular to each other. A tray is pivotably attached to the second segment such that the tray is transferable between a first position in which the fiber routing track of the first segment is closed and a second position in which the fiber routing track of the first segment is opened when the tray is pivoted around a first axis, and wherein the tray is transferable between the second position in which the fiber routing track of the first segment is opened and a third position in which the fiber routing track of the first segment is also opened when the tray is pivoted around a second axis running perpendicular to the first axis.

Abstract: The invention relates to a connecting box (1) for glass fiber cables, comprising a housing which is formed from at least two parts and has a lower part and a cover (2), with at least one holder (20) for a coupling (30) for holding glass fiber plugs being arranged within the housing, wherein the holder (20) is in the form of a double frame which comprises two first vertical struts (21) and two second vertical struts (22), with the second struts (22) being arranged closely to a front face (5, 40) of the cover (2) and of the lower part (3), and with the coupling (30) optionally being latchable to the first or the second struts (21, 22).

Abstract: A positioning system comprising a mounting assembly arranged to move a positioning device via a magnetic coupling interaction between the mounting assembly and the positioning device. The positioning device is configured to limit the spread of flux away from the device.

Abstract: The present invention relates generally to a mount for securely holding an optical fiber in place, for example, on an optical bench or a translation stage. In one embodiment, the mount includes a lower block having a first portion, which has an upward-facing channel formed in the top surface thereof and extending from the front surface to the rear region. The channel forms a groove at its bottom. The mount further includes an upper block disposed over the first portion of the lower block. The upper block has a downward-facing ridge that includes one or more holding surfaces disposed adjacent the groove and extending along the downward-facing ridge. The upper block is held against the first portion of the lower block, such that the one or more holding surfaces are positioned to hold the optical fiber in the groove.

Abstract: Embodiments of the present invention relate to fiber optic hydra cable assemblies and components thereof. In an embodiment, the present invention is a fiber optic cable transition which includes a front housing having a front opening, a rear opening, and an internal wall positioned inside of the front housing. The fiber optic cable transition also includes a front boot having a distal end, a proximal end, and a flange, the front boot being positioned at least partially inside the front housing such that the flange abuts the internal wall. The fiber optic cable transition also includes a rear housing having a distal end and a proximal end, where the rear opening of the front housing is joined to the proximal end of the rear housing.

Abstract: The present invention is directed to a liquid metal clamp, and a clamp system and method including same. A clamp system includes a first clamp configured to hold a first portion of a set of fibers and a second clamp configured to hold a second portion of the set of fibers, the second clamp comprising a liquid metal that takes a liquid form at a first temperature for receipt of the second portion of the set of fibers and that takes a solid form at a second temperature to secure the second of the set of fibers. The set of fibers can be a single fiber or a plurality of fibers. The fiber or fibers can have a circular or non-circular cross section.

Abstract: A system for terminating one or more optical fibers comprises a fiber optic connector, a connector holder, and an installation tool. The fiber optic connector has a ferrule and a connector housing in which the ferrule is at least partially positioned. The connector holder receives at least a portion of the connector housing and has a base portion that defines a bottom surface of the connector holder. The installation tool includes a body with a connector holding area configured to receive and cooperate with the base portion of the connector holder to securely position the fiber optic connector on the body.

Abstract: A ferrule for an optical fiber connector having open fiber clamping grooves. The ferrule has a body having a plurality of open grooves for clamping the terminating end sections of optical fibers. At least a section of the longitudinal opening of the groove is provided with opposing lips to provide a clamping effect. The width of the longitudinal opening defined between the lips along at least a section of the grooves is narrower than the diameter of the optical fibers to create a tight fit. The grooves and the width of the longitudinal groove openings are shaped and sized to retain the fibers without any clearance to allow for movement of the fiber relative to the groove. Similar grooves may be provided in the ferrule body for alignment guide pins. The grooves are precision formed by high throughput processes, such as stamping and extrusion.

Abstract: A cable exit trough is mountable to a lateral trough section either during initial assembly of the cable routing system, or at a later date. The exit trough includes a bracket portion mountable to the top edge of one of the sides of the lateral trough section. Two lead-ins are provided to lead the cable in an upward direction from the lateral trough section to the exit trough. The exit trough includes an exit trough portion extending from the bracket portion upwardly away from the lateral trough section. The exit trough portion includes a convexly curved bottom trough surface, and two convexly curved upstanding sides. The exit trough portion and the lead-ins define a cable pathway from the lateral trough section to an exit point of the exit trough portion which can either lead downwardly relative to the lateral trough section, or horizontally.

Abstract: An optical fiber fixing structure for fixing a fiber bundle that covers a plurality of bundled optical fibers with a coating and the plurality of optical fibers that are exposed from an end of the coating of the fiber bundle at a predetermined position comprises a first holding section that holds the coating of the fiber bundle, and a second holding section that holds distal end portions of the plurality of optical fibers exposed from the end of the coating of the fiber bundle respectively. The first holding section and the second holding section are integrally formed.

Abstract: An adapter panel arrangement including a chassis and a panel of adapters. The adapters defining open rearward cable connections and open forward cable connections of the panel arrangement. The adapters being arranged in arrays that slide independently of other adapter arrays to provide access to the open rearward and open forward cable connections.

Abstract: An apparatus for clamping and relieving strain in a set of optical fiber ribbon. The strain relief clamp includes a first attachment portion and second attachment portion configured to secure the strain relief clamp to a system component and a set of optical fiber ribbons to the strain relief clamp. When secured the strain relief clamp is configured to relieve strain in the set of optical fiber ribbons.

Abstract: A telecommunications module includes: (a) an enclosure having a housing member with a floor and opposed side walls that each has a post that extends inwardly and an upper lip with an outwardly-facing slot; a bezel with a main body and a pair of rearwardly-extending projections, each having an aperture that receives a respective post of the housing side walls, the main body being positioned adjacent a forward edge of the housing floor; and a cover having a ceiling, a rear wall and opposed side walls, each having at least one inwardly-extending finger received in a slot of one of the housing member side walls, the rear wall being positioned adjacent a rear edge of the housing floor; (b) an MPO adapter; (c) a plurality of optical fibers attached to the MPO adapter; and (d) a plurality of caps mounted in the bezels and attached to respective optical fibers.

Abstract: Removable strain relief brackets for securing fiber optic cables and/or optical fiber to fiber optic equipment, and related assemblies and methods are disclosed. The removable strain relief brackets may be employed to secure fiber optic cable and/or optical fibers routed to fiber optic equipment. The removable strain relief brackets may also be employed to provide strain relief for fiber optic cable and/or optical fibers routed and secure to fiber optic equipment. Fiber optic cable discussed herein includes optical fiber whether disposed in a common cable jacket or disposed freely of each other outside a cable jacket.

Abstract: An optical fiber fusion splicer includes positioning members and clamping members. Each clamping member clamps the bare fiber. A first guiding portion protrudes from the top surface of each positioning member and guides a distal end portion of the bare fiber toward the groove. A concave face of the first guiding portion has a V-shaped cross section. Each clamping member includes a second guiding portion, which guides a base portion of the bare fiber toward the groove of the corresponding positioning member, and a pressing member, which presses the bare fiber against the top surface of the fiber positioning member. A concave face of the second guiding portion has an inverted-V-shaped cross section. The fusion splicer can clamp bare fibers while the bare fibers are received by the groove.

Abstract: A removal clip is provided for disconnecting a fiber optic connector from an array of installed fiber optic connectors. The removal clip includes an engagement portion for engaging the connector and a force transmitting structure that allows digital removal force from a user to be applied at a distance from the connector. The engagement portion may be generally U-shaped and includes opposing latch arms configured to accommodate the body of a fiber optic connector. The latch arms permit the engagement portion to snap attach to the connector. The force transmitting structure may include a beam and a handle extending axially or radially from the gripping section. Also included is an assembly of a removal clip attached to a fiber optic connector.

Abstract: An inlet device is described herein for inserting a telecommunication cable into a telecommunications enclosure. The inlet device includes a housing, a retainer clip attached to the housing and a compression member. The housing can include a compressible portion at the second end of the housing. The retainer clip can secure the inlet device in a close fitting port of a telecommunication enclosure.

Abstract: An optical fiber connector includes a housing with at least one elongated cylindrical cavity, a fiber holder within the cavity including a ferrule which secures an optical fiber therein and a biasing member engaging the fiber holder to bias the ferrule towards an unmated position. A resilient metal latch is mounted on the housing for releasably securing the optical fiber connector to another component. A latch travel limiting structure prevents the latch from deflecting outside a desired predetermined path. Improved structures for mounting the latch on the housing and for creating a duplex connector assembly are also provided.

Abstract: A thermal-management optical-fiber packaging system that includes an optical fiber and a temperature-management device configured to remove excess heat from the optical fiber. In some embodiments, the temperature-management device includes a first housing having a first outer-perimeter surface and an inner volume facing a first inner surface (wherein the inner volume has a length), a plurality of fiber-support members coupled to, and/or integral with, the first inner surface of the first housing, wherein each of the fiber-support members has one or more small-area-of-contact supports arranged along the length of the inner volume, and wherein each small-area-of-contact support is configured to provide a small area (e.g., a point) of contact with the optical fiber, and wherein the optical fiber follows a coiled path around the inner volume. A thermal-management material surrounds the optical fiber except at those locations where the optical fiber contacts the fiber-support members.

Abstract: The present invention provides a connector unit that can surely position and connect a plurality of optical fiber plugs in a short time and easily release a connected state of optical fiber connectors even if the number of optical fiber connectors increases. A connector unit includes a positioning member for positioning a plurality of optical fiber plugs, an adapter that has plug guide holes for inserting tip ends of the optical fiber plugs to connect with the optical fiber plugs, and guide portions for guiding the positioning member with respect to the adapter and inserting the tip ends of the optical fiber plugs into the plug guide holes of the adapter to connect with the optical fiber plugs.

Abstract: The present disclosure relates to a structure for holding an optical component on a fiber management tray. The structure includes a plurality of substantially parallel retaining members that cooperate to define elongated pockets for receiving optical components. The elongated pockets are defined between the retaining members. The retaining members have lengths that extend along lengths of the pockets, and have cantilevered configurations with fixed base ends. The retaining members also have heights that project upwardly from the base ends to free ends, and are configured to flex to allow optical components to be inserted into the pockets. Each of the retaining members includes a concave side that faces downwardly and a convex side that faces upwardly. Each of the pockets has a first side defined by the concave side of one retaining member and a second side defined by the convex side of an adjacent retaining member.

Abstract: An enclosure-less fiber optic terminal can include a base plate, a spool, an adapter, and an adapter plate. The spool can be rotatably mounted to the base plate. The spool can house an input fiber cable. The adapter can secure a connection between a fiber of the input fiber cable and a fiber of an output fiber cable. The adapter plate has a cable guide defining a channel for routing the output fiber cable from the adapter.

Abstract: A clamping device for connecting a cable to a strain relief member includes a housing having a retention member extending therefrom. The retention member is configured to be inserted in a mating opening in the strain relief member and to be secured thereto. A connector is configured to connect the cable to the housing.

Abstract: A light pipe bracket (6) for an electronic device is provided that comprises a planar main body, light pipes (13) each having a proximal end and a distal end in which the light pipe extends from the distal end at the planar main body toward the distal end, and circuit board holding means (7) that support at least a portion of a circuit in the electronic device.

Abstract: The present disclosure relates to a fiber optic retention device to properly accommodate for cable management arrangements and schemes in telecommunication infrastructures that are massive in scale and/or require subsequent adaptation of the infrastructures. The device includes a C-shaped opening and a spring biased door which moves inwardly to allow cable entry and exit to the device. In one embodiment, the spring is an integral extension of the door. In another embodiment, the spring is a separate torsion coil spring.

Abstract: An adapter retaining system comprises an adapter, an adapter pack, and a retaining base. The retaining base allows the adapter pack to slide in a direction substantially parallel to a surface of the retaining base and prevents the adapter pack from moving in a direction substantially perpendicular to the surface. In another embodiment, an adapter retaining system comprises an adapter, an adapter pack, and an adapter plate. The adapter pack rotates about an axis substantially perpendicular to a surface of the adapter plate. In another embodiment, an adapter retaining system comprises an adapter, an adapter pack, and an adapter plate having a curved adapter post. The adapter pack slidably engages the adapter post. In another embodiment, an adapter retaining system comprises an adapter, and an adapter plate having a pair of adapter posts. The adapter posts directly receive the adapter.

Abstract: The fiber optic hinge can mechanically connect a first fiber optic tray and a second fiber optic tray of a fiber optic device, while providing an optical fiber path extending continuously through the first and second hinge members.

Abstract: The present disclosure relates to a telecommunications apparatus that includes a fan-out module main body adapted for connection to a rack. The telecommunications apparatus also includes a fan-out block attached to the fan-out module main body. The telecommunications apparatus also includes a multi-fiber cable segment. The multi-fiber cable segment includes first and second strength members. The first and second strength members are anchored to the fan-out block. The telecommunications apparatus further includes a plurality of pigtail cable segments each including a jacket containing one of the optical fibers and a plurality of flexible strength members positioned inside the jacket. The flexible strength members of the pigtail cable segments are anchored to the fan-out block, the optical fibers being fanned out from the multi-fiber cable segment to the pigtail cable segments within the fan-out block.

Abstract: A strain relief device (24) for anchoring a fiber optic cable (22) to telecommunications equipment (10) includes a base (34) defining a top side (52) and a bottom side (54), the base (34) defining a base channel (60) having an open top and a closed bottom and that receives the fiber optic cable (22) from the open top, the base channel (60) defining a longitudinal axis (62) generally parallel to a longitudinal axis (82) of the fiber optic cable (22) when the fiber optic cable (22) is placed within the base channel (60), the base (34) further defining a first sliding coupling structure (66) extending at a generally acute angle relative to the longitudinal axis (62) of the base channel (60) along a top to bottom direction.

Abstract: An adapter panel arrangement including a chassis and a panel of adapters. The adapters defining rearward cable connections and forward cable connections of the panel arrangement. Openings permitting access to the rearward and forward cable connections of the adapters are provided. The chassis further including a removable rear chassis portion to provide access to cable routing areas within the chassis interior.

Abstract: An optical fiber splitter has a higher density fiber optic array that allows for smaller packaging. The optical fibers that extend from the optical fiber splitter have one end connectorized and their spacing at the other end reduced, thereby eliminating components that were heretofore required. A method of making the fiber optic array includes interleaving the optical fibers to reduce the overall dimensions of the fiber optic array and the fiber optic splitter. A tool is used to reduce the spacing of the optical fibers in the fiber optic array.

Abstract: A method, system, and program product hold and manipulate tools during an intervention procedure. The device comprises: a holder body in fixed attachment with a shape-sensing fiber optic fiber; one of a plurality of tools being held by the holder body in coupled alignment with the shape-sensing fiber optic fiber.

Abstract: A light hood for a fiber identifier tool that includes a head portion having interior photo detectors, a slot for receiving an optical fiber to be tested, and a clamp mechanism for urging the fiber to bend in the vicinity of the photo detectors when the mechanism is operated. The hood has a generally T-shaped body that defines a lower hood portion arranged to engage the clamp mechanism and operate the mechanism when the lower hood portion is pulled downward by a user. An upper hood portion of the body is configured so that when the lower hood portion is engaged with the clamp mechanism and pulled downward, the upper hood portion descends to cover the head portion of the tool including the slot. Outside light is then blocked from entering the slot and reaching the photo detectors whenever a fiber is tested by the tool, thus preventing false indications.

Abstract: An optical fiber holder includes a holder main body and cord receiving groove. The holder main body has a fiber receiving groove and a first cord receiving groove. The fiber receiving groove receives and positions a coated optical fiber of an optical fiber cord with a cord jacket removed at the tip of the optical fiber cord. The cord receiving groove receives the cord jacket. A cord holding cover and a fiber pressing cover 13 are attached to the holder main body 6 for movement between respective open closed positions. The cord holder cover includes a second cord receiving groove that cooperates with the first cord receiving groove to form an insertion through hole having a circular cross-section that allows for insertion of the optical fiber. The fiber pressing cover presses the coated optical fiber against the holder main body with the coated optical fiber in the fiber receiving groove.

Abstract: A removal clip is provided for disconnecting a fiber optic connector from an array of installed fiber optic connectors. The removal clip includes an engagement portion for engaging the connector and a force transmitting structure that allows digital removal force from a user to be applied at a distance from the connector. The engagement portion may be generally U-shaped and includes opposing latch arms configured to accommodate the body of a fiber optic connector. The latch arms permit the engagement portion to snap attach to the connector. The force transmitting structure may include a beam and a handle extending axially or radially from the gripping section. Also included is an assembly of a removal clip attached to a fiber optic connector.

Abstract: An apparatus is provided and includes a housing, a block formed to define an array of holes corresponding to an array of plugs into which connectors with spring loaded sleeves are pluggable such that the block engages with a respective sleeve of each connector, the block being supportively disposed within the housing to be movable with respect to the housing between first and second block positions at which the sleeves are extended and retracted, respectively and a cam lever supported on the housing and coupled to the block, which selectively occupies first and second lever positions at which the cam lever causes the block to assume the first and second block positions, respectively.

Abstract: A strain relief device for a fiber optic cable is disclosed. The strain relief device has a cable fitting having a cable fitting body, a shoulder washer and a compression cap. The cable fitting is positioned on the fiber optic cable. The shoulder washer is installed on a central tube of the fiber optic cable, under strength members of the fiber optic cable and fitted in the cable fitting body. The compression cap is installed over the central tube with the strength members inserted through the compression cap. The strength members are compressed between the shoulder washer and the compression cap. The compression cap provides compressive force between the cable fitting body, the shoulder washer and the compression cap.

Abstract: A universal fan-out device comprising a housing having first and second openings, the housing comprising first and second housing components, each of the first and second housing components having a first end and a second end, a channel running between the first and second ends, and sides along each side of the channel, a resilient material disposed in the channel to restrict movement of fibers within the channel, and an engagement mechanism operatively connected to the housing to inter-engage the first and second housing components together.

Abstract: A fiber optic cable distribution box has an interface compartment for interfacing a first set of fibers when routed inside the compartment, with a second set of fibers associated with a fiber optic cable that is routed to the box. A drum region is disposed beneath the interface compartment. The drum region includes a cylindrical wall for supporting a fiber optic cable wound about the wall. The drum region is formed so that the box can turn about the axis of the cylindrical wall when a cable is paid out from the drum region. The interface compartment and the drum region are constructed so that the first set of fibers inside the interface compartment, originate from an inside end portion of the cable wound on the drum region.