Phase angle Polarization Error (degree) (%) (%) 15.0 1.4 2.0 20.0 1.8 2.2 25.0 5.6 2.0 30.0 7.2 1.9 40.0 10.9 1.8 50.0 12.5 2.2 60.0 13.0 2.4 70.0 14.9 2.2 90.0 18.4 2.5 100.0 16.8 2.4 110.0 14.8 2.3 120.0 13.2 2.5 130.0 11.9 2.5 140.0 6.1 2.4 150.0 2.9 2.2 160.0 1.3 1.4 165.0 1.6 1.2