Table 2. BioMAX undulator main parameters.
| Magnet material | NdFeB with B r of 1.266 T (specified 1.24 T) |
| Pole material | Vanadium permendur |
| Energy range | 5–25 keV |
| Period length | 18 mm |
| Number of periods | 111 |
| Minimum magnetic gap | 4.2 mm |
| K value at minimum gap | 2.19 (specified >1.92) |
| Tapering of peak field | Up to 5% per meter |
| Maximum RMS phase error at all gaps | ≤ 2.5° |