Distance, microns % Fa 52.5 12.18 51.4 12.13 50.3 12.50 49.7 12.18 48.6 11.91 47.5 11.97 46.3 12.18 45.2 12.45 44.7 11.97 43.8 12.02 42.4 12.61 41.5 11.75 40.6 12.07 39.8 12.77 38.7 12.07 37.6 12.77 37.0 12.23 36.2 11.59 35.1 12.23 34.2 11.86 33.4 12.13 32.4 12.56 31.7 12.29 30.7 12.07 29.4 12.18 28.5 12.40 27.6 11.59 26.2 12.34 25.2 12.02 24.1 12.99 22.9 12.45 22.1 12.72 21.2 12.40 20.0 12.88 18.9 12.88 18.1 13.58 17.2 13.20 16.3 13.36 15.5 14.70 14.2 14.70 13.3 15.67 12.4 16.42 11.5 17.87 10.5 19.27 8.67 21.52 7.89 22.86 6.66 23.34 5.88 24.04 4.80 24.15 3.87 23.45 2.63 24.95 1.86 23.08 0.929 21.25