Home About Us Materials Gas Permeable Material Soft Lens Material Hydrogel Definitive Orders Patient Information Eye Exams GP Lens Care Soft Lens Care Helpful Links Products BiFocal Gas Permeable Metro Progressive Metro-Seg Soft Lenses MetroFocal MetroFocal Toric KeraSoft IC Keratoconus RevitalEyes ...

Enter the K reading below, hit the Calculate button and the chart will convert the base curve to millimeters. Be sure to use the decimal point (44.00). Base Curve in Diopters: Base Curve in Millimeters: ...

To figure GP (Oxygen Permeable) base curves subtract the smallest of the K readings from the largest (to find the corneal cylinder). Locate the adjustment factor according to the chart. Corneal Cylinder Flatten by 0 - .50 .50 .62 - 1.25 .25 1.37 - 3.00 On flat "K" Over 3.00 Consider Toric Flatten th...

Home About Us Materials Gas Permeable Material Soft Lens Material Hydrogel Definitive Orders Patient Information Eye Exams GP Lens Care Soft Lens Care Helpful Links Products BiFocal Gas Permeable Metro Progressive Metro-Seg Soft Lenses MetroFocal MetroFocal Toric KeraSoft IC Keratoconus RevitalEyes ...