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Prescriptions for glasses have two main components: shape and power.
The shape of a lens determines the type of correction.
The power of a lens determines the amount of correction. It is specified in diopters. The higher the number of diopters, the more vision correction the lens provides.
Current as of:
December 18, 2019
Author: Healthwise StaffMedical Review: Adam Husney MD - Family Medicine
Current as of: December 18, 2019
Adam Husney MD - Family Medicine
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