Laser:
Interaction of radiation with matter: Absorption, Spontaneous emission and Stimulated emission. Characteristics of Laser, Resonating cavity, active medium, Pumping methods and mechanisms, population inversion, Construction and working of Lasers: Nd:YAG Laser, He-Ne Laser, Carbon dioxide (CO2) Laser, Applications of Lasers.
Fiber Optics:
Introduction, Total internal reflection, Acceptance angle, Acceptance cone and Numerical aperture, Step and Graded index optical fibers, Losses associated with optical fibers, Applications of optical fibers.
Interaction of radiation with matter:
Interaction of radiation with matter:
He-Ne Laser
He-Ne Laser
Carbon dioxide (CO2) Laser
Carbon dioxide (CO2) Laser
Applications of Lasers.
Applications of Lasers.
Acceptance angle, Acceptance cone and Numerical aperture
Acceptance angle, Acceptance cone and Numerical aperture
Step and Graded index optical fibers
Step and Graded index optical fibers
Applications of optical fibers.
Applications of optical fibers.