Introduction The vast majority of the lenses we fit in contact lens practice are soft lenses. The amount of attention that goes into ‘fitting’ soft lenses is limited in contrast to the focus on scleral lens fitting, corneal lens fitting, and orthokeratology, for instance. This case shows how taking...
Read moreIn the second instalment of the Slit Lamp Leries, Martin Conway looks at Oblate Cornea. You can read the previous article which examined Demodex Mites here. This month’s image from Marco Tovaglia won the BCLA Diane Gould Photo Contest in 2021. It very clearly illustrates the flattening of the...
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 moreI have no idea what LASIK (laser eye surgery) surgeons are thinking when they perform surgery on engineers with large pupils, let alone engineers with 10-mm pupils when dark adapted (Figure 1). Figure 1. 10-mm dark adapted pupil. Such an engineer sought out our office for a scleral fitting...
Read moreNever a dull moment in our industry. Although this past period will surely be remembered as ‘the COVID era’, there are so many new and exciting developments going on that maybe in the future, all of these technological advances may outweigh the negative vibes of COVID for our industry....
Read moreIntroduction Acanthamoeba is a free-living unicellular protozoon commonly found in fresh water and soil. The protozoa can be found in two forms: a metabolically active trophozoite and a resistant cyst. Acanthamoeba keratitis (AK) is an infection primarily associated with soft contact lens wearers who demonstrate improper contact lens hygiene...
Read morePenetrating keratoplasty in patients with keratoconus may provide good long‐term visual rehabilitation. There is a relatively low rate of graft failure in this cohort of patients. Graft rejection has been reported to be 5.8–41% with most rejections occurring in the first 2 years. [1-5]. Irregular and high astigmatism may be common...
Read moreThe Optimum range of materials has become established as one of the most popular RGP materials on the market. Recent years have seen remarkable growth in the usage of both ortho-k and scleral lens usage and, in response to this Contamac have developed Optimum Infinite, a hyper-Dk material which cuts...
Read moreBackground: Ectodermal Dysplasias (ED) are genetic conditions affecting the development of skin, hair, teeth, nails, and sweat glands1. Ocular findings include lacrimal drainage obstruction and hypoplasia, punctal agenesis, distichiasis, trichiasis, meibomian gland alterations and ankyloblepharon with sequelae of chronic dry eye2,3. Complications include chronic ocular pain, neurotrophic keratitis, and...
Read moreOptimum 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...
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