采用USAF标准图案，用黑色、红色、黄色以及蓝色来检测色差，互相垂直的部分可用来检测像散。
| Number of Line Pairs / mm in USAF Resolving Power Test Target 1951 | ||||||
| Element | Group No. | |||||
| -2 | -1 | 0 | 1 | 2 | 3 | |
| 1 | 0.250 | 0.500 | 1.00 | 2.00 | 4.00 | 8.00 |
| 2 | 0.280 | 0.561 | 1.12 | 2.24 | 4.49 | 8.98 |
| 3 | 0.315 | 0.630 | 1.26 | 2.52 | 5.04 | 10.10 |
| 4 | 0.353 | 0.707 | 1.41 | 2.83 | 5.66 | 11.30 |
| 5 | 0.397 | 0.793 | 1.59 | 3.17 | 6.35 | 12.70 |
| 6 | 0.445 | 0.891 | 1.78 | 3.56 | 7.13 | 14.30 |