In patients who have previously undergone corneal refractive surgery, the asymmetric segmental design of the Acunex VarioMax ...

Though still only in the prototype stage, this flat lens could one day be used on space telescopes, and perhaps even on ...

Sometimes labeled as wraparound or shield silhouettes (or the less frequently used mask moniker), these shades demand ...

The Apexel 36X Telephoto Lens Kit provides aspiring natural history smartphone photographers to capture close-ups of their ...

I may be down an eye, but I can still see how quickly the fitness industry is evolving. Instead of struggling through your ...

Meta has tapped Coperni on its first-ever fashion-branded collaboration for the limited-run edition of the Meta Ray-Ban AI smart glasses priced at $549.

Thanks to the internet, it’s easy to browse, customize and (virtually) try on prescription glasses online without taking a trip to the optometrist’s office. After evaluating several options ...

Overnight Glasses Best for low nose bridge: Covry Best for high-quality lenses: Roka Best customizable: Pair Eyewear ...

\(power \ of \ a \ lens \ (D) = \frac{1}{focal \ length \ (m)}\) A lens has a power of -3.33 dioptres. Calculate the focal length and state what type of lens it is.

We’ve rounded up the best sales for glasses and contact lenses happening right now to help ease the pain of getting a replacement. The deal: 40 per cent off frames plus a free second pair and 30 ...