For years, fiber optics was the future. Now, it's the present, and the time has come to act if you want to make a career in this fast-growing field. The Fiber Optics Installer and Technician Guide is a comprehensive resource designed to prepare you for the two leading fiber optics certifications, Fiber Optics Installer (FOI) and Fiber Optics Technician (FOT). This book's practical, objective-focused coverage includes: the history of fiber optics; principles of fiber optic transmission; optical fiber characteristics, construction, and theory; safety considerations; cables, connectors, and splicing; fiber optic light sources and transmitters; fiber optic detectors and receivers; passive components and multiplexers; fiber optic links; testing equipment; techniques for testing links and cables; and, troubleshooting and restoration techniques.