what is toric transposition

Toric transposition

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Front and back surface of toric lens

What is a Toric lens? A toric lens is defined as a lens which has one surface toroidal (one of the principal meridians is more curved than the other principal meridian) and another surface of the lens is spherical (convex or concave). What is Toric transposition? It is a method which enables, the Toric lens … Read more