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Defocus curve and visual acuity at different deviations
| Add (D) | Distance (m) | LogMAR
|
|
|---|---|---|---|
| Mean | SD | ||
| 2 | – | 0.52 | 0.20 |
| 1.5 | – | 0.40 | 0.18 |
| 1 | – | 0.27 | 0.16 |
| 0.5 | – | 0.14 | 0.11 |
| 0.0 | 4 | 0.07 | 0.08 |
| −0.5 | 2 | 0.06 | 0.10 |
| −1.0 | 1 | 0.14 | 0.19 |
| −1.5 | 0.67 | 0.18 | 0.15 |
| −2.0 | 0.5 | 0.23 | 0.17 |
| −2.5 | 0.4 | 0.24 | 0.18 |
| −3.0 | 0.33 | 0.25 | 0.19 |
| −3.5 | 0.29 | 0.33 | 0.16 |
| −4.0 | 0.25 | 0.43 | 0.18 |
| −4.5 | 0.22 | 0.54 | 0.19 |
| −5.0 | 0.2 | 0.68 | 0.15 |
Abbreviation: SD, standard deviation.
