Credit Points: 3.5
Prerequisite: Wave transmission & lines
Waves and Rays: Plane waves, Snell and Fresnel laws, interference, interferometers: Michelson, Mach-Zender, Sagnac and Fabry-Perot. Eikonal equation.
Geometrical Optics: Laws of geomtrical optics, Fermat principle, refraction at a spherical surface, thin lens, optical instruments: the human eye, eye glasses, magnifier, telescope and microscope. Thick lens, ABCD matrix optics, periodic optical systems. Lens aberrations. Wave propagation: Spherical wave, paraboloidal wave, the paraxial Helmholz equation. Gaussian beams: basic properties, transmission through optical elements, ABCD law. Principles of Fourier Optics: Two-dimensional Fourier transform, free space transfer function, Fresnel and Fraunhofer diffraction, Fourier transform using a lens, OTF and MTF.