PLEASE Rigid Gas Permeable Contact Lens
TFDA approval # 004874
Description
The PLEASE Rigid Gas Permeable Contact Lens is made from the Boston EO (enflufocon B) material and incorporates a patented back surface design for improved fitting ease and patient comfort. The PLEASE Rigid Gas Permeable Contact Lens with Boston EO is intended for daily wear.
The PLEASE Rigid Gas Permeable Contact Lens material, enflufocon B, is composed of an aliphatic fluoroitaconate siloxanyl methacrylate copolymer with an ultraviolet absorber (Uvinul D-49).
| Lens Specification | |
|---|---|
| Diameter | 7.00mm~ 12.00 mm |
| Base Curve | 5.00 mm ~ 11.00 mm |
| Power | - 20.00 D ~ + 20.00 D |
| Center Thickness | 0.07 mm ~ 0.65 mm |
| Color | Blue, Ice Blue, Dark Blue, Green, Brown, Grey |
| Physical Properties | |
|---|---|
| Specific Gravity | 1.23 |
| Refractive Index | 1.429 |
| Wetting Angle | 49° |
| Water Content | <1% |
| Surface Characteristic | Hydrophobic |
| Oxygen Permeability | 82*(58**) {x10-11 (cm³ O2·CM) / (cm2·sec·mmHg) @ 35°C} *gas to gas method **polarographic method (ISO/Fatt) |
| Hardness | 114 |
Indications
The PLEASE Rigid Gas Permeable Contact Lens are indicated for daily wear for the correction of refractive ametropia (myopia, hyperopia, astigmatism) in aphakic and not aphakic persons with non-diseased eyes. The lenses may be disinfected using a chemical disinfecting system only.
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