Expanded Fitting Options − Why Two Diameters?
The best comfort is a combination of the right material and the right fit. We are the only manufacturer to offer a "lens fitting system" geared toward your patients' specific needs. Two diameter options allow you to use your expertise and not only provide patients with an outstanding material, but with the right size lens ensuring a perfect fit and ultimate comfort.
How Do You Know What Size To Fit?
The right size lens enables you to give full corneal coverage with the least amount of material on the eye.
- 25% of patients have HVID that is < 11.6mm*
- 25% of patients have HVID that is > 12.0mm*
- 50% of patients have HVID of 11.6mm to 12.0mm* (The average HVID is 11.8mm)
Two diameter options allow you to use your expertise and determine which is the best fit for your patients' individual needs.
Extreme H2O 54% Fitting Guide
The lens should attain full corneal coverage and overlap the limbus by 3/4mm. If there is more than 1mm overlap, fit smaller (13.6mm) diameter lens. If the lens moves too much or is not comfortable, fit larger (14.2mm) diameter lens.
Two Diameter Options For Your Patients' Individual Needs