5. Basic Components of a Laser

Look at the picture on p. 9 in your book (Bonamy, D. (2013). Technical English Level 4 Coursebook, Pearson) to see what components a laser consists of. Label the individual parts by completing this task. After you finish, compare your answers with the Czech labels in this diagram downloaded from: https://www.cez.cz/edee/content/microsites/laser/obr/ruby.gif.