1951 USAF Glass Slide Resolution Targets
1951 USAF Glass Slide Resolution Targets
Product name : 1951 USAF Glass Slide Resolution Targets
Description :
Resolution test slides with the 1951 USAF test pattern are available in either positive (chrome pattern on clear background) or negative (clear pattern on a chrome background). The positive pattern is recommended for quality control of microscopes and magnifiers. The negative pattern is ideal for collimators and other illuminated test equipment. Each is boxed and includes resolution value chart. Targets conform to MIL-S-150A.
● Negative and Positive Patterns On Glass
● Two Sizes Available
● Each is Boxed and Includes Resolution Value Chart
● High Resolution Target Available (down to 645 lp/mm)
Number of Line Pairs / mm in USAF Resolving Power Test Target 1951
| Group Number | For High Res only | |||||||||||
| Element | -2 | -1 | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |
| 1 | 0.25 | 0.5 | 1 | 2 | 4 | 8 | 16 | 32 | 64 | 128 | 256 | 512 |
| 2 | 0.28 | 0.561 | 1.12 | 2.24 | 4.49 | 8.98 | 17.95 | 36 | 71.8 | 144 | 287 | 575 |
| 3 | 0.315 | 0.63 | 1.26 | 2.52 | 5.04 | 10.1 | 20.16 | 40.3 | 80.6 | 161 | 323 | 645 |
| 4 | 0.353 | 0.707 | 1.41 | 2.83 | 5.66 | 11.3 | 22.62 | 45.3 | 90.5 | 181 | 362 | — |
| 5 | 0.397 | 0.793 | 1.59 | 3.17 | 6.35 | 12.7 | 25.39 | 50.8 | 102 | 203 | 406 | — |
| 6 | 0.445 | 0.891 | 1.78 | 3.56 | 7.13 | 14.3 | 28.5 | 57 | 114 | 228 | 456 | — |
| Model | Description | Dimensions (inches) | Type | Price(USD) | Quantity | |
|---|---|---|---|---|---|---|
| 0 | UNI58198 | 1951 USAF Glass Slide Resolution Targets | 2 x 2 ±0.04 | Positive Target | - | |
| 1 | UNI55622 | 1951 USAF Glass Slide Resolution Targets | 2 x 2 ±0.04 | Negative Target | - | |
| 2 | UNI38257 | 1951 USAF Glass Slide Resolution Targets | 2 x 2 | Positive Target | - | |
| 3 | UNI38256 | 1951 USAF Glass Slide Resolution Targets | 2 x 2 | Negative Target | - | |
| 4 | UNI36275 | 1951 USAF Glass Slide Resolution Targets | 3 x 3 | Positive Target | - | |
| 5 | UNI36408 | 1951 USAF Glass Slide Resolution Targets | 3 x 3 | Negative Target | - | |
| 6 | UNI64862 | 1951 USAF Glass Slide Resolution Targets | 3 x 3 | Positive Target | - | |
| 7 | UNI64863 | 1951 USAF Glass Slide Resolution Targets | 3 x 3 | Negative Target | - |