Difference between revisions of Close-up glasses
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m (Heddy moved page Differentials to Differential: Article titles should generally be singular, unless discussing a class of things) |
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Revision as of 13:40, 23 May 2020
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.
The difference between normalized and differential prescriptions is usually between 1 to 2 diopters.