This book is an introduction to this young branch of optics. It is divided into two sections: the fi rst one deals with nonimaging optics—its main concepts and methods. The second section is a summary of the general concepts of geometrical optics an
Nonimaging optics is primarily concerned with efficient and controlled transfer of radiation. Nonimaging refers to the fact that image formation is not a fundamental requirement for efficient radiation transfer; however, image formation is not exclu
