The state-of-the-art handbook gives a comprehensive introduction in the principles and the practice of calculation, layout and understanding of optical systems and lens design. Written by reputed industrial experts in the field the user is introduced to the basic properties of optical systems, aberration theory, classification and characterization of systems, advanced simulation models, measuring of system quality and manufacturing issues. More than 2,000 full-colored illustrations and images support the reader in this topic and supply an easy understanding of complex optical systems and optical modeling.