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Toric GP Lenses – FAQ 2

How Do I Design and Fit a Bitoric Lens? Management Often the most imposing hurdle for designing a bitoric lens is simply determining the base curve radii and powers to order. There are several calculators that will provide this information if refractive and...

Toric GP Lenses – FAQ 1

When Should I Fit a Toric GP Lens? A GP toric lens design should be used when corneal and/or residual astigmatism is present so as to compromise the fit or vision of a spherical GP or the vision of a soft lens. There are three types of designs: Bitoric GP Lens Bitoric...

Spherical GP Lenses – FAQ 5

Inferior Decentration? Rule-Outs Edge thickness, center thickness, high edge clearance, flat base curve radius. Management Use of a lenticular (or similar design) if indicated (i.e., plus lenticular for high minus powers — typically ≥ -5D to reduce the edge thickness...