Phase angle Polarization Error (degree) (%) (%) 10.0 2.5 2.1 15.0 5.0 2.1 20.0 2.0 2.3 25.0 7.5 2.7 30.0 8.7 2.4 40.0 7.0 2.5 50.0 8.6 2.3 60.0 12.3 3.1 70.0 12.0 3.0 80.0 9.7 2.6 90.0 13.0 2.7 100.0 11.3 3.0 110.0 11.6 2.8 120.0 10.3 3.0 130.0 7.7 2.9 140.0 3.7 2.2 150.0 0.6 1.9 160.0 -0.4 2.2 165.0 -1.5 2.1