Demos by PIRA

6H10 Dichroic Polarization

  6H10.20Microwaves with grid. Transmitter and receiver are polarized.
  6H10.30Two picket fence sections with slats and rope to make waves.
  6H10.80Limit of resolution: Two movable pin-points of light.

6H20 Polarization by Reflection

  6H10.10Commercial Polaroid filters on an OHP.
  6H20.20Malus experiment: Polarization by reflection off glass surface.

6H30 Circular Polarization

  6H30.30Optical rotation by sugar solution produces barber pole, using arc lamp.

6H35 Birefringence

  6H30.41Optical rotation of polarized light by sugar solution, using arc lamp.
  6H35.17Visible nodes and antinodes in linearly birefringent plexiglass rod.
  6H35.50Polarized light and stressed lucite on an OHP.
  6H35.52Quartz prisms give a single and double spectrum, using arc lamp.

6H50 Polarization by Scattering