JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

Pre-requisites

Nil

UNIT - I

Optical Fibers and Their Properties: Introduction to optical fiber - fiber characteristics - principles of light propagation through a fiber - Different types of fibers and their properties - Losses in the optical fiber - Dispersion - advantages and disadvantages of optical fibers

UNIT - II

Laser Fundamentals: Introduction to lasers - Laser characteristics – Laser configuration – Three level and four level lasers – Q-switching – Mode locking – Types of lasers: Gas lasers, Solid lasers, Liquid lasers and Semiconductor lasers

UNIT - III

Optoelectronic Components: Optical sources: LED, LD - Optical detectors: PIN, APD - Electro-optic, Magneto optic and Acousto-optic Modulators.

UNIT - IV

Industrial Applications of Optical Fibers: Interferometer method of measurement of length – Moire fringes – Measurement of pressure, Temperature, Current, Voltage, Liquid level and strain - fiber optic Gyroscope – Polarization maintaining fibers – Applications.

UNIT - V

Laser instrumentation: Industrial applications of lasers – Lasers for measurement of distance, length, velocity, acceleration, current, voltage and atmospheric effect - Bio-medical applications - Holography: Principle, Methods, Holographic Interferometers and applications.

TEXT BOOKS:

• 1. Optical Fiber Communication – Principles and Practice, J.M. Senior, Prentice Hall of India, 1985.
• 2. Introduction to Optoelectronics, J. Wilson and J.F.B. Hawkes, Prentice Hall of India, 2001.

REFERENCE BOOKS:

• 1. Understanding Fiber Optics, 4th or 5th edition; Jeff Hecht; Prentice Hall publishers
• 2. Optical Fibre Communication and Sensors, M. Arumugam, Anuradha Agencies, 2002.
• 3. Optical Fibre Communication, G. Keiser, ‘McGraw Hill, 1995.
• 4. Lasers: Theory and Applications – by Thyagarajan K. and Ghatak A.K., Plenum Press
• 5. Monte Ross, ‘Laser Applications’, McGraw Hill, 1968 R16 B.TECH BIOMEDICAL ENGG.