"Telecommunications companies and research labs worldwide are racing to develop dense wavelength division multiplexing (DWDM) technology, a far-reaching advance in fiber optic communications. Introduction to DWDM Technology contains a wealth of full-color illustrations throughout to provide a clear, concise overview of the technology that can transport and process vast amounts of information at the speed of light."--BOOK JACKET. "Complete with full-color illustrations to show how devices work, this comprehensive book is written for practicing electrical engineers, optical systems designers, technical managers, and undergraduate students in optical communications."--Jacket.