Traditional diffractive multifocal lens implants are sometimes associated with unacceptably high levels of optical aberrations, haloes in the vision, and glare. Some authorities would actually not recommend diffractive multifocal implants in individuals needing to drive at night regularly, because of the potential for glare from oncoming headlights. Accordingly the lens technology companies developed Extended Depth… Read More
Bilateral multifocal intraocular lens implantation
This recent large randomised controlled trial from Moorfields Eye Hospital examined visual results in patients receiving one of two commercially available diffractive multifocal implants, made by Zeiss and Alcon respectively. Given that the purpose of these special implants is to gain spectacle independence, it is surprising that only 82% and 77% of patients actually achieved… Read More
