Introductory Remarks.- Fundamentals.- Some Fundamentals of Laser Physics.- Principles of Excimer Lasers.- Design and Technology of Excimer Lasers.- High-Repetition-Rate and High-Power Lasers.- High-Energy Lasers.- Excimer Lasers for Microlithography.- Laser Beam Characterization.- Optical Coatings for Excimer Laser Applications.- Small Structures with Large Excimer Lasers.- Historical Review of Excimer Laser Development.- Applications.- Overview.- Ablation.- Micro-Machining.- Via Drilling.- Micro-Processing of Borosilicate Glass and Polymers.- F2-Laser Microfabrication for Photonics and Biophotonics.- Nano-Structuring with Femtosecond Excimer Laser Pulses.- Physical Aspects of Ultra-Fast UV Laser Transfer.- Microlithography.- TFT Annealing.- Fiber Bragg Gratings.- Marking.- Activation and Metallization of Dielectrics.- Excimer-Laser Assisted Deposition of Carbon and Boron Nitride-Based High-Temperature Superconducting Films.- Combustion Analysis.- Medical Applications of Excimer Lasers.- High-Intensity Applications of Excimer Lasers.- High-Repetition-Rate Applications of Excimer Lasers.- New Frontiers: Extreme-Ultraviolet (EUV) Technology at 13.5 nm.- Trends in Worldwide Excimer Laser Sales.