Student Manual

The Fabry-Perot interferometer is an optical instrument which uses multiple-beam interference. In this experiment we will learn to characterize the interferometer and use it to diagnose the longitudinal modes of a HeNe laser.

Software Codecodes
Sample ResultsCavity Transmission Plot
Cavity output on oscilloscope
Effect of changing scan parameters on the observed longitudinal modes of a He-Ne laser
Simulating transmission from the Fabry Perot cavity
Hardware ManualFabry-Perot Cavity Manual
Fabry-Perot Cavity Controller Manual
Experiment Code3.5
Version27 May 2014, 2014-v2

Further Readings and References

  • Introduction to Optics
    Pearson Education , F. L. Pedrotti, L. S. Pedrotti and L. M. Pedrotti Section 8.8 , (2008).

Pictorial Procedure

FP1 FP2v2 FPcavity