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255 Basic Principles of Laser Technology - …
Sign up to receive ATOTW weekly - email ATOTW 255 The Basic Principles of Laser Technology 19/03/2012 Page 1 of 9 THE Basic Principles OF Laser Technology , USES AND SAFETY MEASURES IN ANAESTHESIA ANAESTHESIA TUTORIAL OF THE WEEK 255 19th March 2012 Dr Emily Simpson Southend University Hospital NHS Foundation Trust, UK Correspondence to _____ QUESTIONS Before continuing, try to answer the following questions. The answers can be found at the end of the article, together with an explanation. 1. What is a Laser ? 2. What is Laser wavelength? 3. What is a Laser diode? 4. What is a gas Laser ? INTRODUCTION Laser is an acronym for Light Amplification by Stimulated Emission of Radiation which describes the theory of Laser operation. Albert Einstein published the theoretical basis for the Laser in 1917, but it was only in 1960 that the first functioning Laser was constructed by Theodore Maiman in California, using a ruby crystal to produce Laser light.
Sign up to receive ATOTW weekly - email worldanaesthesia@mac.com ! ATOTW 255 – The Basic Principles of Laser Technology 19/03/2012 Page 1 of 9
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