| to control the amount of light | 7 | purpose |
| slightly | 2 | degree |
| typically | 2 | degree |
| lens → have → diameter | 8 |
| lens → share → diameter | 5 |
| lens → have → large diameter | 4 |
| lens → change in → diameter | 3 |
| negative | neutral | positive |
| 0.038 | 0.788 | 0.175 |
| Raw frequency | 20 |
| Normalized frequency | 0.305 |
| Modifier score | 0.900 |
| Perplexity | 109.728 |