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Parameters for the primary and secondary contact lenses used in the BAM Study.
| Primary Biofinity Multifocal “D” |
Backup Proclear Multifocal “D” |
|
|---|---|---|
| Material | Comfilcon A | Omafilcon A |
| Water Content | 48% | 60% |
| Base Curve | 8.6 | 8.7 |
| Diameter | 14.0 | 14.4 |
| Add Power | +1.50 D or +2.50 D | +1.50 D or +2.50 D |
| Powers | up to −10.00 (−0.50 steps > −6.00) |
up to −10.00 (−0.50 steps > −6.50) |
| dK | 128.0 | 34.0 |
