A member asked:

What exactly does contact lens diameter mean?

A doctor has provided 1 answer

The diameter!: It is the diameter of the circular contact lens. The size, has nothing to do with the power of the lens.

Answered 1/8/2013

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Thank

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How can I determine diameter of contact lenses?

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My contact lens diameter is 14.0. Does it matter if I go to a 14.5?

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