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2. List of soft contact lens materials - Wikipedia

   en.wikipedia.org/wiki/List_of_soft_contact_lens...

   Acuvue Advance with Hydraclear, Acuvue Advance for Astigmatism Senofilcon A: 1: 38: 103-147: 0.7: 0.07: Acuvue Oasys, Acuvue Oasys for Astigmatism, Acuvue Oasys for Presbyopia, Acuvue Oasys 1-Day, Acuvue Oasys 1-Day for Astigmatism, Acuvue Oasys with Transitions, Acuvue Oasys Max 1-Day, Acuvue Oasys Max 1-Day Multifocal Senofilcon C: 41: 129 ...

3. Acuvue - Wikipedia

   en.wikipedia.org/wiki/Acuvue

   1-Day Acuvue Define – (etafilcon A) hydrogel material, cosmetic contacts (UK release solely in Boots and D&A opticians in 2010) Acuvue Oasys 1-Day – (senofilcon A) silicone hydrogel material (available for astigmatism) Acuvue Oasys MAX 1-Day – (senofilcon A) silicone hydrogel material (available for presbyopia). Introduced in 2022. [6]

4. Contact lens - Wikipedia

   en.wikipedia.org/wiki/Contact_lens

   Contact lenses made from these materials are called rigid gas permeable lenses (RGPs). A rigid lens is able to cover the natural shape of the cornea with a new refracting surface. This means that a spherical rigid contact lens can correct corneal astigmatism. Rigid lenses can also be made as a front-toric, back-toric, or bitoric.

5. Free trial pair of colored contact lenses

   www.aol.com/news/2009-10-15-free-trial-pair-of...

   Here's your chance to try colored contact lenses -- for free! Acuvue is offering a free trial pair of colored. Skip to main content. Sign in. Mail. 24/7 Help. For premium support please call: ...

6. Astigmatism - Wikipedia

   en.wikipedia.org/wiki/Astigmatism

   Astigmatism may be corrected with eyeglasses, contact lenses, or refractive surgery. [1] Glasses are the simplest and safest, although contact lenses can provide a wider field of vision . Refractive surgery can eliminate the need to wear corrective lenses altogether by permanently changing the shape of the eye but, like all elective surgery ...

7. Toric lens - Wikipedia

   en.wikipedia.org/wiki/Toric_lens

   A torus results when a circle with radius r rotates around an axis lying in the same plane as the circle (here the z axis) at a distance R from the centre of the circle.. A torus is the surface of revolution resulting when a circle with radius r rotates around an axis lying within the same plane as the circle, at a distance R from the circle's centre (see figure at right).