Phase angle Polarization Error (degree) (%) (%) 10 -1.1 5.0 15 2.4 5.0 20 6.3 5.0 25 11.2 5.0 30 12.9 5.0 40 16.9 5.0 50 21.4 5.0 60 27.8 5.0 70 33.2 5.0 80 37.7 5.0 90 41.0 5.0 100 40.7 5.0 110 40.6 5.0 120 38.2 5.0 130 32.2 5.0 140 22.3 5.0 150 13.0 5.0 160 7.4 5.0 165 5.7 5.0