Abstract: Embodiments of the disclosure relate to an optical fiber cable. The optical fiber cable includes a cable jacket having an inner surface and an outer surface. The inner surface defines a central bore extending along a longitudinal axis of the optical fiber cable. The optical fiber cable also includes a plurality of subunits disposed within the central bore. Each subunit includes a plurality of optical fibers. The plurality of optical fibers includes at least one water-blocking optical fiber. The at least one water-blocking optical fiber has an outermost coating layer of a UV-cured resin configured to absorb at least 20 grams of water per gram of the UV-cured resin. The optical fiber cable has a cross-sectional area defined by the outer surface of the cable jacket. The optical fiber cable has a fiber density of at least 4 fibers/mm2 as measured at the cross-sectional area.

Abstract: Embodiments of the disclosure relate to an optical fiber subunit. The optical fiber subunit includes a buffer tube having an interior surface and an exterior surface in which the interior surface defines a channel. The optical fiber subunit also includes a first lumen disposed within the channel. The first lumen includes a first membrane having a thickness of 0.15 mm or less and surrounds a first plurality of optical fibers. A second plurality of optical fibers disposed within the channel and outside the first lumen. Also disclosed are embodiments of an optical fiber cable having one or more lumens disposed within a central bore of a cable jacket and embodiments of a method of manufacturing an optical fiber cable.

Abstract: Embodiments of the disclosure relate to a lumen. The lumen includes a plurality of optical fibers and a membrane having an inner surface and an outer surface defining a maximum thickness therebetween. The maximum thickness is 50 microns or less. Each optical fiber of the plurality of optical fibers is partially attached to the inner surface of the membrane. Also disclosed are embodiments of a method of manufacturing a lumen that is reversibly configurable between a planar configuration and a non-planar configuration while maintaining a sequence of a plurality of optical fibers and embodiments of an optical fiber cable including a plurality of such lumens.

Abstract: Provided are embodiments of an optical fiber cable. The optical fiber cable includes a cable jacket with an inner surface and an outer surface in which the inner surface defines a central cable bore and in which the outer surface defines an outermost surface of the optical fiber cable. The optical fiber cable includes from 48 to 864 optical fibers disposed within the central cable bore. Further, the outer surface of the cable jacket defines a cable diameter of at least 2 mm and up to 11 mm. The optical fiber cable has a fiber density of at least 7.5 optical fibers/mm2 based on a cross-sectional area of the optical fiber cable as measured from the outer surface of the cable jacket.

Abstract: An optical fiber cable includes a jacket and a plurality of stranded core subunits, each core subunit comprising a flexible sheath and a plurality of ribbons arranged in a ribbon group, wherein each ribbon of the plurality of ribbons comprises a plurality of connected fibers such that 50-70% of the cross-sectional area inside the sheath is occupied by the connected fibers. The flexible sheath may be an extruded PVC material that conforms to the shape of the ribbon stack and keeps all of the ribbons acting as a unitary body during bending.

Abstract: An optical fiber cable includes a cable core, a cable jacket surrounding the cable core, a dielectric strength element embedded in the cable jacket, and a toneable element embedded in the cable jacket and positioned proximally to the dielectric strength element.

Abstract: An optical cable is provided. The optical cable includes an outer cable body jacket and a plurality of optical fiber subunits. The optical fibers within each subunit are stranded relative to each other and are located within a thin subunit jacket. A plurality of unstranded optical fiber subunits are located within the cable jacket.

Abstract: An optical fiber cable includes a central element, extending along a longitudinal axis of the optical fiber cable, and a plurality of routable subunits, each routable subunit having a rigidly stranded ribbon stack and a tight buffer layer surrounding the ribbon stack, wherein the subunits are SZ-stranded around the central element to form a cable core.

Abstract: A fiber optic cable includes a stranded ribbon stack, a sheath extruded around the stranded ribbon stack to form a subunit, and an extruded foam layer, wherein the foam layer has a minimum inner diameter that is less than or equal to a maximum stack diagonal dimension of the stranded ribbon stack.

Abstract: An optical cable is provided. The optical cable includes an outer cable body jacket and a plurality of optical fiber subunits. The optical fibers within each subunit are stranded relative to each other and are located within a thin subunit jacket. A plurality of unstranded optical fiber subunits are located within the cable jacket.

Abstract: An optical cable is provided. The optical cable includes an outer cable body jacket and a plurality of optical fiber subunits. The optical fibers within each subunit are stranded relative to each other and are located within a thin subunit jacket. A plurality of unstranded optical fiber subunits are located within the cable jacket.

Abstract: An optical fiber cable includes a jacket and a plurality of stranded core subunits, each core subunit comprising a flexible sheath and a plurality of ribbons arranged in a ribbon group, wherein each ribbon of the plurality of ribbons comprises a plurality of connected fibers such that 50-70% of the cross-sectional area inside the sheath is occupied by the connected fibers. The flexible sheath may be an extruded PVC material that conforms to the shape of the ribbon stack and keeps all of the ribbons acting as a unitary body during bending.

Abstract: An optical fiber cable includes a jacket and a plurality of stranded core subunits, each core subunit comprising a flexible sheath and a plurality of ribbons arranged in a ribbon group, wherein each ribbon of the plurality of ribbons comprises a plurality of connected fibers such that 50-70% of the cross-sectional area inside the sheath is occupied by the connected fibers. The flexible sheath may be an extruded PVC material that conforms to the shape of the ribbon stack and keeps all of the ribbons acting as a unitary body during bending.

Abstract: An optical fiber carrying structure that includes a jacket is provided. The jacket includes a primary body portion formed from a first polymer material and one or more marking regions formed from a second polymer material. Indicia are formed in at least one of the marking regions. The indicia are formed from a laser-induced change to the second polymer material exposing the first polymer material.

Abstract: A ribbon handler assembly holds an optical fiber ribbon during thermal stripping, cleaving and mass fusion splicing. The handler assembly includes a body defining a ribbon channel in an upper surface, an array section of fiber grooves extending longitudinally a predefined length from one end of the ribbon channel, wherein a nominal spacing of each individual groove of the array section of fiber grooves is greater than a nominal fiber spacing of fibers in an optical fiber ribbon configured to be placed into the ribbon channel.

Abstract: An optical cable is provided. The optical cable includes an outer cable body jacket and a plurality of optical fiber subunits. The optical fibers within each subunit are stranded relative to each other and are located within a thin subunit jacket. A plurality of unstranded optical fiber subunits are located within the cable jacket.

Abstract: A fiber optic cable includes a stranded ribbon stack, a sheath extruded around the stranded ribbon stack to form a subunit, and an extruded foam layer, wherein the foam layer has a minimum inner diameter that is less than or equal to a maximum stack diagonal dimension of the stranded ribbon stack.

Abstract: An optical cable is provided. The optical cable includes an outer cable body jacket and a plurality of optical fiber subunits. The optical fibers within each subunit are stranded relative to each other and are located within a thin subunit jacket. A plurality of unstranded optical fiber subunits are located within the cable jacket.

Abstract: An armored cable includes a core and an armor surrounding the core. The armor includes at least one armor access feature formed in the armor to weaken the armor at the access feature. A jacket surrounds the armor and the jacket includes a primary portion of a first extruded polymeric material and at least one discontinuity of a second extruded polymeric material in the primary portion, the discontinuity extending along a length of the cable, and the first material being different from the second material, wherein the bond between the discontinuity and the primary portion allows the jacket to be separated at the discontinuity to provide access to the core, and the at least one armor access feature and the at least one discontinuity are arranged proximate to each other to allow access to the core.

Abstract: An armored cable includes a core and an armor surrounding the core. The armor includes at least one armor access feature formed in the armor to weaken the armor at the access feature. A jacket surrounds the armor and the jacket includes a primary portion of a first extruded polymeric material and at least one discontinuity of a second extruded polymeric material in the primary portion, the discontinuity extending along a length of the cable, and the first material being different from the second material, wherein the bond between the discontinuity and the primary portion allows the jacket to be separated at the discontinuity to provide access to the core, and the at least one armor access feature and the at least one discontinuity are arranged proximate to each other to allow access to the core.