Optimum Infinite is Contamac’s first Hyper Dk GP contact lens material to be approved by the FDA. Introducing Optimum Infinite in Las Vegas, the home of gambling, has a certain irony as new products are never guaranteed to become popular, despite years of rigorous development. There are, however, several good...
Read moreThe “Contacts with Conway” series of YouTube videos have been surprisingly well-received by both industry and the public. So much so in fact, that we regularly receive requests to explain or expand upon particular topics and, where possible, we use this feedback when deciding future episodes. One such request...
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Read moreIntroduction Various studies have demonstrated that both soft center-distance multifocal lenses and orthokeratology lenses are an effective option in myopia management. On average, the currently available standard geometries are shown to reduce myopia progression by approximately 50% (Data Walline JJ 2016, Figure 1). Figure 1: Data from Walline JJ:...
Read moreIntroduction by Martin Conway In Orthokeratology, the central cornea is flattened by an amount sufficient for the patient to be able to see clearly without lenses. A peripheral ring of power is also created which is approximately equal but opposite to the target refraction i.e. a -3.00 change at...
Read moreOver the years, we have come to know a lot more about myopia, its aetiology and the sight-threatening conditions high myopia is associated with. Research has shown multiple effective treatment programs, visual environmental interventions, and optical and pharmacological treatments to prevent the progression of myopia, all of which aim...
Read moreSpanish German French Italian Portuguese Saffron Walden, Essex, UK – February 16, 2026 – Contamac, a global leader in specialty contact lens and intraocular lens materials today announced U.S. Food and Drug Administration (FDA) Premarket approval for the Optimum Infinite® (tisilfocon A) Orthokeratology Lenses II. Outside the USA, this approval in one of...
Read moreIn the October 2022 edition of Contact Lens Spectrum, Ed Bennett’s report on the GP and Custom Soft Annual Report 2022 provided a comprehensive insight into the prescribing habits of top US practitioners. Scanning the list of subscribers, they are mainly Key Opinion Leaders and researchers, so this may not necessarily...
Read moreBackground Orthokeratology may now be best known for myopia management, but its original purpose was to provide freedom from daytime contact lens wear. This case is a reminder that ortho-k still offers an elegant solution to many of the everyday problems associated with conventional methods of vision correction. ITAL...
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