Journal Abbreviation: OPTIM LETT
Journal ISSN: 1862-4472
| Year | Impact Factor (IF) | Total Articles | Total Cites |
| 2023 (2024 update) | 1.3 | - | - |
| 2022 | 1.6 | - | 2429 |
| 2021 | 1.529 | - | 2337 |
| 2020 | 1.769 | 252 | 2335 |
| 2019 | 1.502 | 129 | 1533 |
| 2018 | 1.399 | 131 | 1404 |
| 2017 | 1.013 | 124 | 1078 |
| 2016 | 1.310 | 119 | 1105 |
| 2015 | 1.019 | 114 | 772 |
| 2014 | 0.934 | 176 | 626 |
| 2013 | 0.990 | 140 | 535 |
| 2012 | 1.654 | 120 | 437 |
| 2011 | 0.952 | 56 | 186 |
| 2010 | 1.010 | 51 | 156 |