Phase angle Polarization Error (degree) (%) (%) 10 -1.4 0.8 15 -1.7 0.9 20 -0.3 1.0 25 1.6 0.9 30 2.4 0.9 40 3.6 0.9 50 3.7 1.0 60 5.0 1.0 70 6.1 0.8 80 7.3 0.8 90 7.4 0.8 100 4.5 0.9 110 3.5 0.9 120 4.6 0.8 130 1.3 0.7 140 1.7 0.6 150 0.7 0.7 160 4.7 0.6 165 -0.2 0.7