Scientists have developed a new type of lens that creates multiple focal points, which could make for glasses or contacts that provide a clearer view over a range of distances. The secret? Making the ...

We were unable to process your request. Please try again later. If you continue to have this issue please contact customerservice@slackinc.com. Fitting the aging eye with contact lenses can be a ...

Multifocal lenses use multiple refractive zones built in rings to give patients distance and near vision. These lenses are designed to address the problem of presbyopia, in which people over the age ...

Please provide your email address to receive an email when new articles are posted on . The multifocal spiral lens preserved multifocal behavior at smaller apertures than a conventional trifocal lens.

Vision for near, intermediate, and distance in the same lens. An optometrist explains how multifocal lenses work, who they are suitable for, and what is important to know before deciding to switch.