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Diffraction, Gratings & Polarization

Try this: Widen the central bright band. Find two ways to do it.

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About this simulation

Narrow a slit and watch the light spread wider; add slits and watch the same lines sharpen; then get light through two crossed polarisers.

Taught in Diffraction & Polarization

  • single-slit diffraction
  • diffraction gratings
  • polarization
  • Malus's law

How this runs

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