Q:

Does base curve make a difference in contact lenses?

A:

Quick Answer

The base curve of contact lenses influences the overall fitting and comfort, as stated by a recent paper published in the Journal of Optometry. The material that the contact lenses are made of will influence the base curve range that is considered most acceptable. For example, in Senofilcon A contact lenses, base curves that are within the range of 7.80 mm to 8.80 mm exhibit acceptable fitting characteristics.

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Does base curve make a difference in contact lenses?
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Full Answer

The base curve affects how the contact lenses fit onto the corneal surface of the eyes. Various base curves produce different pressure points, which affects lens position, centration and movement that affects the mechanical effect.

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