UNIT - I LENS AND PRISMS
Fermat's Principle of Least Time - Postulates of Geometrical Optics - Thick and Thin Lenses - Focal Length, Critical Thickness, Power and Cardinal Points of a Thick Lens - Narrow Angled Prism. Lens - Aberrations - Spherical Aberration, Coma and Astigmatism - Curvature of Field - Distortion - Chromatic Aberration Methods. Prism - Dispersion, Deviation, Aberrations - Applications: Rainbows and Halos - Constant Deviation Spectroscope Eyepieces - Advantage of an Eyepiece Over a Simple Lens - Huygens' and Ramsden's Eyepieces, Construction and Working - Merits and Demerits of the Eyepiece Resolving Power - Rayleigh's Criterion for Resolution - Limit of Resolution for the Eye - Resolving Power of (I) Prism (II) Grating and (III) Telescope
UNIT - II INTERFERENCE
Division of Wave Front - Fresnel's Bibrism - Fringes with White Light - Division of Amplitude : Interference in Thin Films Due to (I) Reflected Light (II) Transmitted Light - Colors of Thin Films Applications - Air Wedge - Newton's Rings Interferometers - Michelson's Interferometer - Applications, (I) Determination of the Wavelength of a Monochromatic Source of Light, (II) Determination of Wavelength of Monochromatic Source of Light, (III) Determination of the Wavelengths and Separation of D1 and D2 Lines of Sodium Light, (IV) Determination of Thickness of a Mica Sheet.
UNIT - III DIFFRACTION
Fresnel's Assumptions - Zone Plate - Action of Zone Plate for an Incident Spherical Wave Front -Differences Between a Zone Plate and a Convex Lens Fresnel Type of Diffraction - Diffraction Pattern Due to A Straight Edge - Positions of Maximum and Minimum Intensities - Diffraction Due to a Narrow Slit Fraunhofer Type of Diffraction - Fraunhofer Diffraction at a Single Slit - Plane Diffraction Grating - Experiment to Determine Wavelengths - Width of Principal Maxima
UNIT - IV POLARIZATION
Optical Activity - Optically Active Crystals - Polarizer and Analyzer - Double Refraction - Optic Axis, Principal Plane - Huygens' Explanation of Double Refraction in Uniaxial Crystals - Polaroids and Applications Circularly and Elliptically Polarized Light - Quarter Wave Plate - Half Wave Plate - Production and Detection of Circularly and Elliptically Polarized Light - Fresnel's Explanation - Specific Rotation - Laurent Half Shade Polarimeter - Experiment to Determine Specific Rotatory Power
UNIT - V LASERS
General Principles of Lasers - Properties of Lasers Action - Spontaneous and Stimulated Emission - Population Inversion - Optical Pumping - He-Ne Laser [Principle and Working] - CO2 Laser [Principle and Working] - Semiconductor Laser - Laser Applications - Holography
UNIT - VI PROFESSIONAL COMPONENTS
Expert Lectures - Seminars - Webinars - Industry Inputs - Social Accountability - Patriotism
TEXT AND REFERENCE BOOKS
Text Books
1. Subramaniyan N and Brijlal, 2014, Optics, 25th Edition,
S.Chand and Co.
2. P.R.Sasikumar, 2012, Photonics, PHI Pvt Ltd, New Delhi.
3. V.Rajendran, 2012, Engineering Physics, Tata McGraw Hill.
Reference Books
1. Sathyaprakash, 1990,Optics,VII edition, Ratan Prakashan Mandhir, New
Delhi.
2. Ajoy Ghatak, 2009,Optics, 4th edition, PHI Pvt Ltd, New
Delhi.
3. D.Halliday,R.Resnick and J. Walker, 2001, Fundamentals of Physics,
6th edition, Willey, New York.
4. F. Jenkins, A.Francis and White, 2011, Fundamentals of Optics, 4th
edition, McGraw Hill Inc., New Delhi.
WEB RESOURCES
1.
The Electromagnetic Spectrum - NASA
2.
Imagine the Universe! - NASA
3.
Why The Sky is Blue: Lord Rayleigh, Sir Raman, and Scattering