But these lenses are costly, and it may take your doctor a few appointments to get them to fit right. Compared to other contacts, there’s a learning curve for putting them in and taking them out.

You can have the best camera for beginners, but if you don't truly understand focal length, you'll struggle to pick the right lens for the right situation. Focal length is used to determine your ...

Simple point-and-shoot digital cameras can give surprising quality when they have the right lenses and sensors. Because they are totally automatic in focus and exposure, they just have to be ...

We've rounded up our top-tested favorites to help you find the right one. Whether you're shooting APS-C or full frame, these are the best lenses we've tested for Sony mirrorless cameras.

Bausch + Lomb has recalled lenses used during cataract surgery due to complications when the lenses are used, according to an announcement from the Canada-based eyecare company posted on the U.S ...

Sunglasses-makers now offer myriad lens colors to choose from, but you shouldn’t pick based only on style. The different lens colors provide ­different benefits depending on how and where you boat. We ...

But with so many lenses out there, choosing the right one can be tricky. That's where our guide to the best zoom lenses comes in. If you are keen to capture the majesty of the cosmos, now's a ...