Specvis: Free and open-source software for visual field examination
A and B. MM700 and Specvis results (respectively) acquired in one day, say “day zero”. C and D. MM700 and Specvis results (respectively) acquired also in one day, but 20 days after “day zero”. E. Comparison of Specvis results from both aforementioned days by means of subtraction. Conventions are the same as in the Fig 3.