Question

Consider a Fabry-Perot Interferometer with surfaces that are perfectly parallel and that have a reflectivity of...

Consider a Fabry-Perot Interferometer with surfaces that are perfectly parallel and that have a reflectivity of 0.850.
a) What is the Finesse of the instrument?
b) Suppose the plates are 5.0 cm apart. Calculate the free spectra range (in MHz) and explain in
words what it means.
c) Would this Fabry-Perot be able to resolve the mode structure of a laser whose modes are 800
MHz apart (Give reasons for your answer)?

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