The applications of laser engineering can be found across a large number of industries such as laser printing, welding materials, etc. This book traces the progress of laser engineering and highlights some of its key concepts through detailed elaborations of topics like types of lasers, industrial uses of lasers, properties of lasers, optical fiber technology, etc. The ever growing need for advanced technology is the reason that has fueled the research in the field of laser engineering in recent times. The book is appropriate for students seeking detailed information in this area as well as for experts engaged in research in this discipline.