Outdoor Fiber optic cable provides protection for the fibers from the environment encountered in an installation. Outdoor Fiber Optic Cables are designed strong to protect the fibers to operate safely in complicated outdoor environment, they can be buried directly and pulled in conduit, most outdoor fiber cables are loose buffer design, with the strengthen member in the middle of the whole cable, the loose tubes surround the central strength member, this type of cables comes in both singlemode and multimode