Set up | N˚ of low contrast inserts detected | N˚ of small detail inserts detected | ||||||
FPDa = 80cm | A | B | C | Avb | A | B | C | Avb |
CR below PMMA + open canopy | 13 | 11 | 12 | 12 | 14 | 13 | 14 | 14 |
CR below PMMA + closed canopy | 12 | 11 | 13 | 12 | 13 | 13 | 13 | 13 |
CR inside the tray + open canopy | 11 | 11 | 11 | 11 | 13 | 13 | 14 | 13 |
CR inside the tray + closed canopy | 11 | 11 | 11 | 11 | 13 | 12 | 13 | 13 |
Set up | N˚ of low contrast inserts detected | N˚ of small detail inserts detected | ||||||
FPDa = 110cm | A | B | C | Avb | A | B | C | Avb |
CR below PMMA + open canopy | 12 | 11 | 12 | 12 | 14 | 12 | 14 | 14 |
CR below PMMA + closed canopy | 12 | 11 | 12 | 12 | 12 | 12 | 12 | 12 |
CR inside the tray + open canopy | 13 | 12 | 13 | 13 | 14 | 12 | 14 | 14 |
CR inside the tray + closed canopy | 11 | 10 | 10 | 10 | 13 | 12 | 13 | 13 |