| on the retina | 7 | location |
| to a point | 3 | other |
| far from the optical centre | 2 | location |
| lens → focus → ray | 10 |
| lens → bring → ray | 3 |
| negative | neutral | positive |
| 0.076 | 0.845 | 0.079 |
| Raw frequency | 13 |
| Normalized frequency | 0.236 |
| Modifier score | 0.500 |
| Perplexity | 296.678 |