System | Senographe Pristina | Selenia Dimensions | Selenia 3Dimensions |
---|---|---|---|
Manufacturer | GEHC | Hologic | Hologic |
Detector type | CsI FPD | a-Se FPD | a-Se FPD |
Pixel pitch (μm) | 100 | 70 (2 × 2 binning in DBT) | 70 |
Modalities | DM DBT CEM | DM DBT | DM DBT CEM |
Anode(s) | Mo and Rh | W | W |
Filter(s) | Mo, Ag, Cua | Rh, Ag, Alb, Cua | Rh, Ag, Alb, Cua |
DBT protocol | |||
Tube motion | Step-and-shoot | Continuous | Continuous |
Projections | 9 | 15 | 15 |
Angle | 25° (± 12.5°) | 15° (± 7.5°) | 15° (± 7.5°) |
Geometry | Partial isocentric | Full isocentric | Full isocentric |
Scatter | Grid | No Grid | No Grid |
N° AEC modes | DM: 3 (AOP/STD, AOP/STD+ , AOP/DOSE) DBT: 2 (AOP/STD, AOP/STD+) CEM: 1 (AOP/STD) | 1 (AutoFilter) | 1 (AutoFilter) |