Question about Michelson-Morley interferometer

exmarine · Dec 19, 2015

Must the two arms of a MM interferometer be equal for fringes to appear? What is the tolerance on that? Would that give the length of the wave packets?

blue_leaf77 · Dec 19, 2015

exmarine said:

What is the tolerance on that? Would that give the length of the wave packets?

The tolerance is given by the spatial longitudinal extent of the wavepacket.

jtbell · Dec 19, 2015

A relevant quantity is the coherence length of the light.

Question about Michelson-Morley interferometer

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Question about Michelson-Morley interferometer

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