Table 1

Conversion of Snellen visual acuity to logMAR score

Snellen visual acuityLogMAR score
6/4−0.2
6/5−0.1
6/60.0
6/90.2
6/120.3
6/180.5
6/240.6
6/360.8
6/601.0
CF, 2/601.5
HM
PL
NPL