EI2404 FIBRE OPTICS AND LASER INSTRUMENTS L T P C
3 0 0 3
To contribute to the knowledge of Fibre optics and Laser Instrumentation and its Industrial and
i. To expose the students to the basic concepts of optical fibres and their properties.
ii. To provide adequate knowledge about the Industrial applications of optical fibres.
iii. To expose the students to the Laser fundamentals.
iv. To provide adequate knowledge about Industrial application of lasers.
v. To provide adequate knowledge about holography and Medical applications of Lasers.
UNIT I OPTICAL FIBRES AND THEIR PROPERTIES 9
Principles of light propagation through a fibre - Different types of fibres and their properties, fibre
characteristics – Absorption losses – Scattering losses – Dispersion – Connectors and splicers –
Fibre termination – Optical sources – Optical detectors.
UNIT II INDUSTRIAL APPLICATION OF OPTICAL FIBRES 9
Fibre optic sensors – Fibre optic instrumentation system – Different types of modulators –
Interferometric method of measurement of length – Moire fringes – Measurement of pressure,
temperature, current, voltage, liquid level and strain.
UNIT III LASER FUNDAMENTALS 9
Fundamental characteristics of lasers – Three level and four level lasers – Properties of laser –
Laser modes – Resonator configuration – Q-switching and mode locking – Cavity damping – Types
of lasers – Gas lasers, solid lasers, liquid lasers, semiconductor lasers.
UNIT IV INDUSTRIAL APPLICATION OF LASERS 9
Laser for measurement of distance, length, velocity, acceleration, current,
voltage and Atmospheric effect – Material processing – Laser heating, welding,
melting and trimming of material – Removal and vaporization.
UNIT V HOLOGRAM AND MEDICAL APPLICATIONS 9
Holography – Basic principle - Methods – Holographic interferometry and application, Holography for
non-destructive testing – Holographic components – Medical applications of lasers, laser and tissue
interactive – Laser instruments for surgery, removal of tumors of vocal cards, brain surgery, plastic
surgery, gynaecology and oncology.
TOTAL : 45 PERIODS
1. J.M. Senior, ‘Optical Fibre Communication – Principles and Practice’, Prentice Hall of India,
2. J. Wilson and J.F.B. Hawkes, ‘Introduction to Opto Electronics’, Prentice Hall of India, 2001.
1. G. Keiser, ‘Optical Fibre Communication’, McGraw Hill, 1995.
2. M. Arumugam, ‘Optical Fibre Communication and Sensors’, Anuradha Agencies, 2002.
3. John F. Read, ‘Industrial Applications of Lasers’, Academic Press, 1978.
4. Monte Ross, ‘Laser Applications’, McGraw Hill, 1968