1).What are the different laser systems in today's’ market? A).
Give two examples for each kind of laser and the usage of each
laser). State the wavelength and frequency of each laser system C).
What is the active medium of each laser? D). Explain the lasing
process of the laser system, give enough details explain the
lasering process, show the energy levels, the transition between
the levels to produce the laser lines.Identify the frequency and
wavelength of each level.
2.What...