Welke lensmaten passen in de verschillende modellen?
| Model | Lens diameter (~ cm, max) | Lens length (~ cm, max) |
| PB-PROLENSSM | 8,5 | 11 |
| PB-PROLENSCINE | 11 | 12,5 |
| PB-PROLENSMD | 12 | 16 |
| PB-PROLENSXL | 15 | 33 |
| Model | Lens diameter (~ cm, max) | Lens length (~ cm, max) |
| PB-PROLENSSM | 8,5 | 11 |
| PB-PROLENSCINE | 11 | 12,5 |
| PB-PROLENSMD | 12 | 16 |
| PB-PROLENSXL | 15 | 33 |
