Phase angle Polarization Error (degree) (%) (%) 10.0 8.0 2.5 15.0 37.4 2.5 20.0 55.7 2.5 30.0 4.0 2.5 40.0 29.6 2.5 60.0 34.4 2.5 80.0 40.0 2.5 90.0 44.0 2.5 115.0 31.2 2.5 130.0 14.3 2.5 140.0 14.5 2.5 150.0 -2.7 2.5 160.0 3.2 2.5