Please note: these are the design specifications. Potential users should contact the I10 beamline team to discuss current capabilities.
| Insertion device | APPLE II undulator (with 4 movable phase axes) |
| Magnet period (mm) | 48 |
| Nominal magnet length (m) | 2 x 2 m |
| Minimum gap (mm) | 16 |
| Peak field in horizontal mode (T) | 0.78 |
| Peak field in vertical mode (T) | 0.5 |
| Peak field in circular mode (T) | 0.6 |