Biomedics 1 day Extra
CooperVision
ManufacturerCooperVision
Brand familyBiomedics
CategoryDaily
Material (USAN)ocufilcon D
Material classHydrogel
FDA groupIV
Dk (material)20 ×10⁻¹¹
Dk/t (@ -3.00 D)27 ×10⁻⁹
Water content55%
Base curve(s)8.6, 8.8 mm
Diameter(s)14.2 mm
Sphere power+6.00 to -10.00 D (0.25 D to +5.00 / -6.00, then 0.50 D); 8.6 BC minus, 8.8 BC plus
Replacement1 day
Wear scheduledaily wear
UV blockingno
Pack sizes30, 90
Verified✓ CooperVision Product Reference Guide · 9/2026
Verify parameters against current manufacturer documentation before fitting.