| LIGHT INTENSITY MW/CM² | Distance (mm) | |||
| Elipar S10 LED | Delma LED | Optilux 501 QTH | Elipar 2 ESPE QTH | |
| 1478 | 1328 | 516 | 576 | 0 |
| 1062 | 959 | 408 | 468 | 1 |
| 925 | 923 | 382 | 434 | 2 |
| 836 | 837 | 352 | 402 | 3 |
| 731 | 728 | 302 | 376 | 4 |
| 645 | 673 | 300 | 346 | 5 |
| 581 | 597 | 288 | 318 | 6 |
| 494 | 484 | 230 | 280 | 8 |
| 385 | 355 | 198 | 206 | 10 |