Phase angle Polarization Error (degree) (%) (%) 8 -0.6 1.8 10 0.7 1.6 15 -1.1 1.0 20 0.9 0.9 23 1.5 0.9 25 2.0 0.9 30 3.5 0.8 40 9.3 1.1 50 13.2 0.9 60 15.9 1.1 70 18.4 1.1 80 20.6 1.0 90 22.9 1.0 100 23.1 1.1 110 22.4 1.0 120 18.2 1.1 130 14.6 1.1 140 11.1 0.7 150 4.8 0.8 160 0.3 1.1