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  • 12:53 PM, Tuesday, 21 Sep 2021

Course Undergraduate
Semester Sem. III
Subject Code PH211
Subject Title Optics and Electromagnetic Waves


Matrix methods in paraxial optics: Introduction, Matrix method, Unit planes, Nodal planes, A system of two thin lenses

Aberrations: Introduction, spherical aberration, coma, astigmatism, curvature, distortion and chromatic aberration
Basics of optical coherence and interference: Introduction, spatial and temporal coherence, complex degree of coherence and fringe visibility, interference by division of wavefront, interference by division of amplitude, multiple beam interference and interferometers
Diffraction: Introduction to Fresnel and Fraunhoffer diffraction patterns using, single and multiple slits, circular aperture diffraction, diffraction grating, Fraunhoffer approximation and its relation with Fourier optics, Zone plate 5. Polarization Polarized light concepts, phenomenon of double refraction, quarter and halfwave plates, optical activity, Faraday rotation, Jones calculus.

Introduction Propagation of electromagnetic waves, Reflection/Refraction of electromagnetic waves at normal incidence/oblique incidence and problems, Guided electromagnetic waves,TE/TM waves, Characteristics of TE/TM waves, Attenuation of TEM/TE/TM waves, Transmission lines, lossless, distortion less medium, radio and ultra high frequency lines and problems, rectangular and cylindrical waveguides, Retarded potentials, Hertzian dipole radiation, Half wave dipole radiation, Circular loop antenna or magnetic dipole radiation, problems based on this chapter.

Text Books

1. Hecht , Optics, Pearson Education, Pearson Education.
2. Ajoy Ghatak, Optics , McGrawHill.
3. Sadiku, Electromagnetics, Oxford University Press.
4. Jordan and Balmain, Electromagnetic waves and radiation systems, PHI.


Same as Text Books