Sigma's 18-35mm was the world's first f/1.8 zoom lens when it launched in 2013. Its bright maximum aperture and zoom range ...

It seems Sigma may have answered that question with the newly announced Sigma 17-40mm f/1.8 DC Art lens. Bringing a constant ...

I’ve not seen an APS-C lens quite like Sigma 17-40mm f/1.8 DC | A since back in 2013, when the company took me by surprise ...

Introduced as “the portrait master”, the new lens from Viltrox is an “affordable pro-level full frame portrait lens” with a ...

Restricting your focal length might seem counterintuitive, but it's the fastest way to train your eye, master composition and ...

Rollei has just announced its first-ever lens for mirrorless cameras or, at least, has allowed its name to be applied to one.

Leica has unveiled a compact and lightweight 28-70mm F2.8 lens for L-mount, which shares some distinct similarities with a ...

Telephoto lenses aren't cheap, so let's compare different types to find the most suitable one for your photographic needs ...

A new soft contact lens monitors eye pressure and motion during sleep, helping detect glaucoma and other health issues.