General description of laser and fiber optic communication systems and their supporting components, fiber optic structure, types of fiber optics, light propagation in fiber optics, signal attenuation, signal dispersion modes and signal power amplification, optical source components, optical modulators and amplifiers optics, optical detectors, characteristics of optical fiber, process of splicing, joining, connectors. how to measure loss in fiber optics and optical system design fiber optic communication system technology.