III-1 PROPAGATION OF GAUSSIAN BEAMS

II-6  Propagation of Gaussian Beams

                 II-6-1   Rays Tracing Transfer Matrix

                          1.A  Special cases

                        Case: Propagation through a thin lens

                            Case: Propagation through an homogeneous medium

                            Case: Reflection from a spherical mirror

                        Equivalence between the reflection from a spherical mirror and the deflection through a thin lens.

                          1.B  Optical resonator

                          1.C   Propagation through a periodic lens system

                                     Condition of confined propagation

                 II-6-2   The Variational Principle and Ray Propagation in Lens-like Media

                 II-6-3   General Aspects of Light Propagation 

                 II-6-4    Gaussian Beams ( by Javier Alda)
                                  Propagation of Laser Gaussian Beams (Presentation)