lasers in industry

LASERS IN DENTISTRY

The laser is one of the most fascinating inventions of the19th century. The idea for the laser started in 1905 when Albert Einstein suggested the stimulated emission of light. Schowlow and Townes later invented the laser in 1958.The word laser is an acronym for light amplification by stimulated emission of radiation. The information that I will be summarizing here, I got from the web-site www.fda.gov/bbs/topics written by Ricki Lewis,Ph.d. The laser is a device that amplifies light and produces consistent light beam. The laser is in our computer printers and compact disc player, they are used to scan prices at the superm...