Faraday effect
Experiment contents and related subjects:
Observe the magneto-optic rotation phenomenon of the materials, measure the relationship between the magnetic field current and the rotation angle of polarization plane.
Observe the relationship between the magnetic field current and the direction of the rotation ,compare it with other rotation phenomena,
Calculate the verdet constant of the material.
Verify the Malus law.
Features of the instruments:
Using semiconductor laser (650nm, 4mW) as the light source.
The maximum rotation angle is ≥ 15 ° (3A), optical active material has large verdet  constant.
The limiting aperture of polarized disc is 27mm.
 Complete set of equipment
Optical experiment guide, semiconductor laser, polarizer, magneto-optic rotation material, power supply for the coil, electromagnetic coil, laser power indictor and etc.