Table 4 of Lorentz, Mol Vis 2011; 17:3392-3405.


Table 4. Conventional hydrogel contact lens material characteristics.

Material type Conventional hydrogel
USAN Etafilcon A Omafilcon A
Proprietary name Acuvue®2 Proclear®
Manufacturer Johnson & Johnson CooperVision
Power (D) −3.00 −3.00
Base Curve (mm) 8.7 8.6
Diameter (mm) 14.0 14.2
Monomers HEMA, MA HEMA, PhC
Surface Modification None None
Oxygen Transmissibility (×10−9) 31.0 52.3
Water Content 58% 62%
FDA class Group IV Group II