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Water content of lenses investigated
| Material | Water content | FDA class31 | Brand name | Manufacturer |
|---|---|---|---|---|
| Balafilcon A26 | 36% | V-A | PureVision | Bausch & Lomb Incorporated (Rochester, NY, USA) |
| Samfilcon A27,28 | 46% | V-C | Ultra | Bausch & Lomb Incorporated (Rochester, NY, USA) |
| Senofilcon A29,30 | 38% | V-Cr | Acuvue Oasys | Johnson & Johnson Vision Care (Jacksonville, FL, USA) |
