High Resolution Target, Positive, Opaque Lines on Clear Background

The HIGHRES-2 resolution test target is an optical quartz substrate with opaque lines on a clear background (positive). It is used in transmission and is easily held in M-PPF50 optical mounts mated to metric M-SP-x posts. HIGHRES-2 conforms to the USAF-1951 resolution target standard, and is recommended for the most demanding applications. The HIGHRES target family is the highest resolution target available on the commercial market, with a minimum feature size of  137 nanometers.