Syllabus
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Course Code: SEC- 401 Course Name: (A) Applied Optics |
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| MODULE NO / UNIT | COURSE SYLLABUS CONTENTS OF MODULE | NOTES |
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| 1 | INTRODUCTION TO LASER Spontaneous and Stimulated Absorption and Emission of radiation, main features of a laser: Directionality, high intensity, high degree of coherence, spatial and temporal coherence, Einstein’s coefficients and possibility of amplification, Kinetic of optical absorption, Population inversion: A necessary condition for light amplification, resonant cavity and laser pumping. |
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| 2 | LASER SYSTEM Laser rate equation; Three and Four level Lasers. Principle, Construction & working of He-Ne Laser, Ruby Laser, Semiconductor junction Laser, N2-Laser, CO2 laser. |
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| 3 | LASER APPLICATIONS Spatial Frequency Filtering, Holography, Laser induced Fusion, Lasers in Isotope Separation. Application of Laser Technology in material processing (Drilling, Cutting, Welding), Medicine, Industry and Military. |
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| 4 | THE OPTICAL FIBER Optical fibres and their properties, Principal of light propagation through an optical fibre, The numerical aperture, Attenuation in optical fibre and attenuation limit, Single mode and multimode fibres, Fibre optic sensors: Fibre Bragg Grating. |
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