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The estimates are printed in the lois log and in the focus log; the final focus setting adopted, however, is that based on the minimum fwhm criterion. You are not obligated to accept this focus. The setfocus command and user button can be used to select another focus. Evidence is slowly gathering that the parabolic fit to fwhm is actually the best value obtained by the script for LMI, which is not true for other instruments that use a script like this. If the focus script fails, or is aborted, or is still at the top or bottom of the sweep after a second sweep, the focus setting is restored to focbase.
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