Phase angle Polarization Error (degree) (%) (%) 10 -0.8 1.3 15 2.8 1.1 20 2.5 1.0 25 4.7 0.6 30 5.9 1.3 40 9.8 1.1 50 17.0 1.7 60 19.2 1.2 70 28.2 1.4 80 38.6 1.4 90 46.8 1.3 100 55.6 1.3 110 58.2 1.3 120 55.4 1.4 130 52.1 1.5 140 42.9 1.5 150 37.4 1.5 160 16.8 1.2