Contact Lenses & Care
Boston II GP Lens Matieral
An GP lens material suited for daily wear use. Available in a wide range of parameters to suit most fitting situations.
Indications/Features
- Myopia
- Hyperopia
- Astigmatism
- Daily wear
Material Properties
| Trade Name: | Boston® II |
| Material Name: | itafocon A |
| Oxygen Permeability (Dk): | 12* |
| Wetting Angle: | (Captive Bubble) 20 deg. |
| Hardness: | (Rockwell R) 119 |
| Saline Absorption: | 1.0% |
| Refractive Index: | 1.471 |
| Specific Gravity: | 1.13 |
| Tint: | Blue, Green, Clear |
*polarographic method (ISO/Fatt)
