AGFA SelectSet Avantra Series Operating Manual page 98

The increment, or difference in the exposure setting from one
band to the next, is indicated by indents at the right end of the
test page. See Figure 3.2.
1 5 10
Figure 3.2 Indents show the increment value, expressed in exposure units.
The resolution is indicated by a bar code. See Figure 3.3.
1200 dpi 1800 dpi 2400 dpi 3600 dpi
Figure 3.3 Bar codes indicate the resolution (dpi value) used to image a test page.
Running Exposure Tests 3–3