With an emphasis on biological and medical applications, the second edition of Tunable Laser Applications reflects the significant developments in tunable lasers and tunable laser applications that have taken place over the past decade. Written by leading international experts, this edition covers various types of tunable laser sources, including tunable semiconductor lasers, solid-state dye lasers, fiber lasers, table-top lasers, free-elctron lasers, and interferometric imaging-based lasers. It also provides a practical overview of a wide range of scientific applications for in the biological and medical fields, including MEMS and x-ray imaging.