Snellen Equivalent | Decimal | Corrected distance visual acuity | |||
---|---|---|---|---|---|
Feet 20/ | Meter 6/ | Far 6 m | Intermediate 70 cm | Near 40 cm | |
≥ 16 | ≥4.7 | ≥1.2 | 2 (11.8%) | 2 (11.8%) | 1 (5.9%) |
≥ 20 | ≥6.0 | ≥1.0 | 7 (41.2%) | 3 (17.6%) | 3 (17.6%) |
≥ 30 | ≥9.0 | ≥0.75 | 17 (100%) | 14 (82.4%) | 14 (82.4%) |
≥ 40 | ≥12.0 | ≥0.5 | 17 (100%) | 17 (100%) | 17 (100%) |
≥ 63 | ≥18.9 | ≥0.3 | 17 (100%) | 17 (100%) | 17 (100%) |
Min. – Max. | −0.08 – 0.10 | −0.10 – 0.20 | −0.10 – 0.20 | ||
GeoMean (LogMar) ± SD. | 0.0 ± 0.05 | 0.0 ± 0.09 | 0.0 ± 0.08 | ||
Median | 0.02 | 0.10 | 0.10 |