• Measurement of numerical aperture
• Measurement of bending losses
• Measurement of fiber losses
• Optical fiber communication Trainer
• Setting up - fiber optic digital link
• Setting up - fiber optic analog link
• TDM of signals
• OTDR
• Fiber Laser
• Fiber Optics Workshop
Information Not Available
Information Not Available
Aberrations: Transverse ray and wave aberrations, chromatic aberration, Ray tracing: paraxial, finite and oblique rays, Image evaluation: transfer functions, point spread function, encircled energy and its computation and measurement, optimization techniques in lens design, merit function, damped least square methods, orthonormalization, and global search method, Tolerance analysis; Achromatic doublets, achromats and aplanats; Cooke triplet and its derivatives; Double Gauss lens, Zoom lenses and aspherics, GRIN optics, focal shift, high and low N number focusing systems, focusing of light i
Atmospheric turbulence – source of turbulence: free atmosphere, mirror seeing, dome seeing, boundary layer. Role of Kelvin-Helmoltz instability. Kolmogorov model of turbulance. Outer scale and inner scale,Reynolds number.
Introduction to optical communication: Overview of General communication, advantage of optical communication, Basic characteristic of Optical Fiber Waveguides – Ray theory- Acceptance angle, Numerical aperture, Goos-Haenchen shift. Planar waveguides, Electromagnetic Modes in Planar waveguides and Cylindrical Waveguides, effective index method. Optical fibre and its propagation characteristics.Types of fibers, signal attenuation and losses in fibre, fiber manufacturing.