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Category: RGP

Wöhlk KE Keratoconus RGP Lenses Malaysia | Malaya Optical

Learn how Wöhlk KE RGP contact lenses can improve vision for keratoconus and irregular corneas, how specialty fitting works and why corneal topography matters. Wöhlk KE Keratoconus RGP Contact Lenses Malaysia Advanced Rigid Gas Permeable Lenses for Keratoconus and Irregular Corneas For most people, blurry vision can be corrected relatively straightforwardly with spectacles or conventional contact lenses. But keratoconus is different. Keratoconus changes the shape of the cornea itself. Instead of maintaining a relatively regular curved surface, the cornea becomes thinner and increasingly irregular, often developing a cone-like shape. As the cornea becomes more irregular, ordinary spectacles may no longer provide the quality of vision a patient needs. You may experience: Blurred vision despite updated glasses Increasing or irregular astigmatism Ghost images or double outlines Glare and halos Distorted letters…

hard lens gas permeable

Hard Lens is better or not?

Most hard lens are made of gas-permeable materials that allow oxygen to reach the cornea. This reduces problems that may occur when the cornea does not get enough oxygen. They correct refractive errors, including astigmatism, with no distortion. Gas Permeable contact lenses or hard lens are rigid, but they shouldn't be confused with old-fashioned hard contact lenses, which are now essentially obsolete. Hard lens were made of a type of plastic called polymethyl methacrylate (PMMA). Before 1971, when soft contact lenses were introduced, just about all contact lenses were made from PMMA, which is also called acrylic or acrylic glass, as well being referred to by the trade names Plexiglas, Lucite, Perspex and others. These design characteristics made many people very aware of PMMA lenses on their eyes or caused discomfort that made…

RGP Lenses – 5 Reasons why you should consider

Rigid Gas Permeable (RGP) lenses have been in market since 1960’s. The latest RGP contact lenses has the best advantages as it allows more oxygen to pass through our eye. They are often referred to as oxygen permeable lenses and are available in daily wear and extended wear options. (more…)

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