Oscillations and Waves
> Waves > Interference and Diffraction
DCS# 3B50.20
TWO-SOURCE
INTERFERENCE TRANSPARENCIES
APPARATUS
document camera
202
set of transparencies with
concentric circles
202-21-C5
DESCRIPTION
Overlap two transparencies of
concentric circles to show a two-source interference
pattern. You can vary the spacing of the sources, and
the wavelength (using the second set of transparencies).