Polarization controller

Please define the amplitude of the electrical fields Ex and Ex of the X- and Y-Polarization

Please define the phase difference of the electrical fields Ex and Ey

λ/4 - waveplate

Please define the angle of the first λ/4 - waveplate

λ/2 - waveplate

Please define the angle of the λ/2 - waveplate

λ/4 - waveplate

Please define the angle of the second λ/4 - waveplate