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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 dioptres. The higher the number of dioptres, the more vision correction the lens provides.
Current as of: October 12, 2022
Author: Healthwise StaffMedical Review: Adam Husney MD - Family MedicineAnne C. Poinier MD - Internal MedicineChristopher J. Rudnisky MD, MPH, FRCSC - Ophthalmology
Author: Healthwise Staff
Medical Review:Adam Husney MD - Family Medicine & Anne C. Poinier MD - Internal Medicine & Christopher J. Rudnisky MD, MPH, FRCSC - Ophthalmology
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