Phase angle Polarization Error (degree) (%) (%) 8 2.7 2.1 10 2.9 1.5 15 4.1 1.5 20 5.9 1.1 25 6.5 1.4 30 5.9 1.2 40 10.0 1.5 50 17.7 1.4 60 26.9 1.5 70 33.5 1.7 80 39.5 1.5 90 44.6 1.6 100 44.6 1.7 110 48.0 1.5 120 47.8 1.5 130 47.0 1.4 140 41.1 1.3 150 36.1 1.3 160 21.7 1.4