DispensingPregunta 65 de 100
Wrap angle (face-form) that is too aggressive on a high-powered Rx can cause what?
a.Better peripheral vision
b.No optical effect
c.Unwanted prism and blur unless the lens is compensated
d.Lighter weight
Explicación
Excess wrap tilts the lens relative to the line of sight, inducing unwanted cylinder and prism, especially in stronger prescriptions. Compensated (wrap) lens designs correct for this tilt.
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