One mirror of a Michelson interferometer illuminated with light of vacuum wavelength…
PHYSICS · Subjective · Fermi University Physics · Optics & Photonics · Interference and diffraction · Interference and diffraction
Optics and Photonics, Ch Two-beam interference and interferometry
Problem
One mirror of a Michelson interferometer illuminated with light of vacuum wavelength λ=500 nm is moved slowly along the beam direction. An observer counts N=400 fringes passing a fixed point in the pattern. Find the distance Δd the mirror moved.