This book deals with the basic concepts of geometrical and physical optics, including lasers and fiber optics. It contains numerous diagrams, worked-out examples, and relatedquestions-answers to help readers in the comprehension and appreciation of the concepts.Features:— Coversbasic concepts of geometrical and physical optics, including lasers, fiberoptics, and sensors— Balancestheoretical concepts with numerous diagrams, examples, and applications