COLUMBIA UNIVERSITY - DEPARTMENT OF PHYSICS

PHYS 1493

Experiment 8:

INTERFEROMETERS

• Equipment Needed
• Interference Theory
  • Michelson Interferometer
  • The Fabry-Perot Interferometer
• 8.1 Setup and Operation
  • 8.1.1 Laser
  • 8.1.2 Fabry-Perot Mode
  • 8.1.3 Accurate Fringe Counting
• 8.2 Determining Laser Wavelength
  • 8.2.1 Fabry-Perot
  • 8.2.2 Michelson
• 8.3 The Index of Refraction of Air
• 8.4 Index of Refraction of Glass

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