Plasma-GP lenses benefit from a specialist treatment during which high frequency waves are used to 'excite' oxygen, producing a plasma gas. This in turn changes the material matrix, at surface level only, allowing the lens to become more hydrophilic.
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SAM optics |
Home | Products | Gas permeable | Toric
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Toric |
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Plasma-GP | |||||
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Eureka™ Aspheric Toric | |||||
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The EurekaTM Aspheric Toric gas permeable contact lens uses a state of the art bitoric design. This lens ensures the highest level of first time fit success on difficult eyes. This lens has a toroidal front surface with lenticulation, combined with an elliptical toroidal back [read more] |
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Topflex Bi-toric | |||||
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The standard Topflex design incorporating a toroidal concave surface and a toroidal convex surface. Axial edge lift is kept constant along the flat meridian. Empirical fitting is recommended. Tricurve [read more] |
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Topflex Back Toric | |||||
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Topflex Front Toric | |||||
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The standard Topflex design incorporating a toroidal convex surface with prism ballast for stabilisation. Slab off curves are introduced on the front surface to maintain even edge thickness. [read more] |
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Topflex Compensated Toric | |||||
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The standard Topflex design in parallel bi-toric form. The plus cylinder on the front surface corrects the contact lens induced astigmatism present at the contact lens / fluid lens interface. Axial edge lift is kept constant along the flat [read more] |
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