For patients with light eyes looking to change their eye color, Focus Monthly SoftColor contact lenses give you crisp, irritant free vision. Focus Monthly SoftColor disposable contacts are replaced with new lenses after one month of use, avoiding the buildup of pollutants that can irritate your eyesight and cloud your vision.
Lens Material
The lens material is 55% water and 45% vifilcon A, a hydrophilic co-polymer of 2-hydroxyethyl methacrylate and povidone, USP. The chemical name is poly (2-hydroxyethyl methacrylate-co-ethylene dimethacrylate co-methacrylic acid-g-povidone).
| Lens Parameters | |
| Chord Diameter: | 14.0 mm |
| Center Thickness: | 0.10 mm at all minus powers |
| 0.15 mm at +3.00D (varies with power) | |
| Base Curves: | 8.6 mm and 8.9 mm |
| Powers: | -8.00D to +6.00D (0.25D steps: Visitint & Softcolors) |
| Tints: | SoftColors: Royal Blue, Aqua and Evergreen |
Lens Properties | |
| Specific Gravity: | 1.12 |
| Refractive Index (hydrated): | 1.415 |
| Light Transmittance: | Royal Blue 88% |
| Aqua 89% | |
| Evergreen 88% | |
| Oxygen Permeability (Dk): | 16.0 x 10-11 (cm2/sec)(ml O2/ml x mmHg), measured at 23 degrees C (Fatt method) |
| Water Content: | 55% by weight in normal saline |