USAF1951

1951 USAF Resolution Target Data

Group Element Frequency Line Width (um) Group Element Frequency Line Width (um)

-6

-4

-2

0

2

4

1 2 3 4 5 6 1 2 3 4 5 6 1 2 3 4 5 6 1 2 3 4 5 6 1 2 3 4 5 6 1 2 3 4 5 6

0.015625 0.0175375 0.0196875 0.0221

0.02480625 0.0278375

0.0625 0.07015 0.07875 0.0884 0.099225 0.11135 0.25 0.2806 0.315 0.3536 0.3969 0.4454 1 1.122 1.26 1.414 1.587 1.782 4 4.49 5.04 5.657 6.35 7.127 16 17.96 20.16 22.63 25.4 28.51

32000 28512 25392 22624 20160 17952 8000 7128 6348 5656 5040 4488 2000 1782 1587 1414 1260 1122 500 445 397 354 315 281 125 111 99.2 88.4 78.7 70.2 31.3 27.8 24.8 22.1 19.7 17.5

-5

-3

-1

1

3

5

1 2 3 4 5 6 1 2 3 4 5 6 1 2 3 4 5 6 1 2 3 4 5 6 1 2 3 4 5 6 1 2 3 4 5 6

0.03125 0.035075 0.039375 0.0442 0.0496125 0.055675

0.125 0.1403 0.1575 0.1768 0.19845 0.2227 0.5 0.5612 0.63 0.7071 0.7937 0.8909 2 2.245 2.52 2.828 3.174 3.564 8 8.98 10.08 11.31 12.7 14.25 32 35.92 40.32 45.25 50.8 57.02

16000 14256 12696 11312 10080 8976 4000 3564 3174 2828 2520 2244 1000 891 794 707 630 561 250 223 198 177 157 140 62.5 55.7 49.6 44.2 39.4 35.1 15.6 13.9 12.4 11 9.84 8.77

1 64 2 71.84 3 80.63 4 90.51 5 101.6 6 114 1 256 2 287.4 3 322.5 4 362 5 406.4 6

456.1

7.81 7

6.96 6.2 5.52 4.92 4.38

1.95 9

1.74 1.55 1.38 1.23 1.1

1 128 2 143.7 3 161.3 4 181 5 203.2 6 228.1 1 512 2 574.7 3 645.1 4 724.1 5 812.7 6

912.3

3.91 3.48 3.1 2.76 2.46 2.19 0.977 0.87 0.775 0.691 0.615 0.548

6

8