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How to read your prescription
Hyperopia, myopia, astigmatism and presbyopia are the main ocular defects that glasses can correct.
Some abbreviations commonly used on your prescription:
Focus on existing ocular defects
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Astigmatism can be added to the defects already mentioned |
Presbyopia is a natural phenomenon of one's visual capacities. |
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When choosing your lenses, you must enter values ??for |
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How to read your Prescription ?
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Hyperobia The numbers outside the parentheses, preceded by the + match an hyperopia. |
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Myopia The numbers outside the parentheses preceded by the - match a myopia. |
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Astigmatism The numbers in brackets correspond to astigmatism, the number that follows is expressed in degrees and corresponds to the orientation of the astigmatism. |
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Sample of prescriptions for distance vision (single vision lenses) :
Sample of prescriptions for progressive lenses (distance and near vision) :
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HIGHER the CORRECTION, THICKER are the corrective LENSES (at the edge for (-), at the center for (+)). |
