How To Calculate Contact Lens Prescription
How To Calculate Contact Lens Prescription . The base curve measures the curvature of the lens; This can be done in plus or minus cyl: Vertex Conversion Eyeglass Prescription Apps 148Apps from www.148apps.com 46 rows the easiest way to convert your glasses prescription into your contact lens. These are the numbers associated with the actual power needed in your lenses. The power of your lens in measured in dioptres and this indicates the level of correction your lens must provide to correct and sharpen your vision.