This newly updated edition reflects recent changes in fiber optic technology, marketing, and applications, including wider usage of Fiber To The Home (FTTH) applications and LANs (Local Area Networks). A practical guide for designers, installers, and troubleshooters of fiber optic cable plants and networks, this book provides a comprehensive overview of all aspects of fiber optics as used in communications systems, including telephone, CATV, and computers. Beginning with a brief history of the development of fiber optics, the third edition progresses from the basics of the technology and its components, to installation and testing.