Trans-saccade integration in the absence of saccade-induced retinal motion. A, Proportion correct and psychometric fits for the eye-movement control experiment for two observers. Data for the postsaccade and trans-saccade conditions are shown as open and filled symbols, respectively, while fits are shown as dotted and solid lines, respectively. B, Critical spacing for each observer (filled symbols) and the mean (open symbol). Error bars show 95% confidence intervals.