Phase angle Polarization Error (degree) (%) (%) 15 -0.8 5.0 20 -0.9 5.0 25 3.2 5.0 30 4.9 5.0 40 3.8 5.0 50 9.7 5.0 60 10.7 5.0 70 13.6 4.8 80 12.7 5.0 90 21.6 5.0 100 17.1 5.0 110 14.3 5.0 120 20.6 5.0 130 12.2 5.0 140 13.4 5.0 150 11.5 5.0 160 1.9 5.0 165 -2.7 5.0