The USAF 1951 Resolution Target
Bars are organized in groups of
three. The resolution of an imaging device is measured by assessing
at which point a group appears blurred and taking an lp/mm
reading from a resolution table |

Resolution
Test Targets Scanning, Imagers, Microfilm, Micrographic
Camera, Microform Cameras, Microfilm Inspection
Lupes and Density Scales.
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