Measurement
FrACT: Freiburg Visual Acuity and Contrast Test
Reference and/or access link:
Bach, M. (1996). The Freiburg Visual Acuity test--automatic measurement of visual acuity. Optom Vis Sci, 73(1): 49-53
Bach, M. (2006). The Freiburg Visual Acuity Test-Variability unchanged by post-hoc re-analysis. Graefe's Archive for Clinical and Experimental Ophthalmology, 245(7): 965-971. doi: 10.1007/s00417-006-0474-4
https://michaelbach.de/fract/