Electromagnetic theory. Ray propagation. Propagation of optical beams in an isotropic waveguide medium. Optical resonators. Interaction of radiation and atomic systems. Laser generation theory. Some common laser systems. Second harmonic generation and parametric generation. Electro-optical modulation of laser radiation. Noises. Registration of optical radiation. Interaction of light and sound. Propagation, modulation and types of oscillations in optical waveguides.