Laser Physics: Exploring the Fascinating World of Light Amplification and its Applications Laser Physics is a branch of physics that deals with the study of lasers and their applications. Laser, which stands for Light Amplification by Stimulated Emission of Radiation, is a device that produces an intense, highly directional, and focused beam of light. This unique form of light has revolutionized many areas of science, technology, medicine, and industry, making it an essential field of study in the world of physics.