How to Choose VIEW Corrective (RX) Lenses
Eyesight and the SPH Value
STEP 1: Test the sample lenses starting with the weakest SPH value, using the chart as a guide.
STEP 2: Move your eyes around and choose one that does not cause discomfort.
Determining eyesight and SPH values
*See your ophthalmologist or nearest optometrist to have your SPH values measured properly.
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