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Oxygen permeability expresses the ability of the lens to let oxygen reach the eye by diffusion. It is dependent on the thickness of the lens and the material of the lens, especially concerning the water content.
A higher Dk value means higher level of oxygen can pass through the lens and reach the eye.
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BioTrue ONEday for Presbyopia 30 Pack
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This product has been rated by 121 customers and reviewed by 1 customer.