Laser technology is a new breakthrough and its introduction in the field of dentistry has replaced many conventional surgical and technical methods with laser technology with to improve the quality of treatment rendered to the patients. Almost every branch of dentistry has been positively affected with the laser technology including oral surgery, oral medicine, pediatric and operative dentistry, periodontics, prosthetic dentistry& implantology. The ability of the lasers to perform less invasive procedures with minimal discomfort to the patients has made a prodigious impact on the delivery of dental care. This article briefly outlines the basics of lasers and their potential applications in the various fields of dentistry.