Fiber Optic Cable Bulk - 1 Core Aerial Drop Fiber FTTX G652D SM 2km Spool This roll is made of Galvanized Steel to prevent rust. The length of the spool is 2 Kilometers. Adopted to outdoor level and vertical distribution. ITU-T (International Telecommunication Union) defines several single-mode fiber standards, including G. A1 vs. Fiber Optic Cable, Drop, Outdoor Arid Core Gel-Free Tubes, Double Jacket Dielectric Fiber Optic Cable, Drop, Indoor Zero Halogen, CPR-only flame rated, Dielectric Fiber Optic Cable, Drop, Outdoor Messenger Self-Support, Messenger Fiber Optic Cable, Drop, Outdoor Arid Core Gel-Filled Tubes, Armored. This document outlines the specifications for a single-mode optical fiber and cable designed for use around the 1310 nm zero-dispersion wavelength, suitable for both the 1310 nm and 1550 nm regions, and compatible with analogue and digital transmission. It details the fiber's geometrical, optical. Corning indoor/outdoor round drop cable is a robust and flexible cable that provides durability and reliability in the drop segment of the network. The cable is designed for short-span, self-supporting aerial installations as well as to be installed on facades, poles, and ducts in FTTH deployments. D, IEC 60793, IEC 60794, ISO/IEC 11801 and TIA 568. The G657 A2 cable is constructed with two single mode fibres protected by dielectric strength member made of fibre reinforced plastic (FRP) strength member and LSZH outer jacket.