Understanding Laser Technology

Course Outline

Anyone who completes this three-day course will have a good understanding of what a laser is, and what it can - and cannot - do.  He or she will understand what types of lasers to use for different purposes, and how a laser can be modified to improve its performance in a given application.

Throughout the course, material is presented in an intuitive, non-mathematical manner.  Any occasional use of mathematics to clarify a point is limited to first-year algebra. 

Day 1

  1. The nature of light: Photons and electro-magnetic waves
  2. Refractive index, Dispersion, Polarization, Birefringence
  3. Optical interference: Young's experiment, Fabry-Perots and Mach-Zehnders
  4. Laser light: The characteristics of coherent radiation
  5. Quantum mechanics: Energy levels and transitions

Day 2

  1. Population inversions and L.A.S.E.R.
  2. Laser resonators: Gain and loss, intracavity dynamics
  3. Transverse and longitudinal resonator modes; Gaussian beams
  4. Reducing laser bandwidth; homogeneous and inhomogeneous broadening, techniques of limiting bandwidth

Day 3

  1. Q-switching: power and energy, types of Q-switches
  2. Cavity dumping and modelocking: Ultrashort pulses
  3. Nonlinear optics: second-harmonic generation, phase matching
  4. Survey of lasers:
      Solidstate lasers, semiconductor lasers, fiber lasers, and gas lasers

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123 Kent Road
Pacifica CA  94044

Phone: +650 738-1492

Info@leoma.com

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