On-going studies should stay with the previous version, e.g. ‘21-03.


The latest version (2021-05-04) of the Freiburg Vison Test FrACT₁₀ has the following changes:

You can find it here.

Future plans:

¹See, for instance:
Wichmann FA, Hill NJ (2001) The psychometric function: II. Bootstrap-based confidence intervals and sampling. Perception & Psychophysics 63:1314–1329. DOI

²2021-05-04 Changed sampling n from 3000 to 10000, after finding that iPads and even iPhones do the calculation in less than a second.