Here are Henry’s favorite Imatest Links that he often mentions during the Imatest Training Class:
Day 1
High-contrast edge-SFR test targets produce invalid MTF results
Day 2
Understanding collimator MTF loss using bronze and golden sample testing
http://imatest.com/passfail/
Compensating camera MTF measurements for chart and sensor MTF
Testing a macro lens using Checkerboard and Micro Multi-slide

