Difference between revisions of Differentials

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-Differentials are close-up glasses.
+Differentials are glasses for close-up.
-They should have a lower correction than your [[Normalized]] prescription that allows you to see clearly only up to the screen.
+They should have a lower correction than your [[normalized]] prescription that allows you to see clearly only up to the screen.
-The difference between the [[Normalized]] and [[Differentials]] prescriptions is usually between 1 to 2 [[Diopters]].
+The difference between [[normalized]] and [[differential]] prescriptions is usually between 1 to 2 [[Diopters]].