Sigma has launched what it says is the world’s first ultra-wide-angle lens for full-frame DSLRs, the Sigma 20mm f/1.4 DG HSM (price tag £849.99).
Sigma’s 24mm f/1.4 DG HSM | A offers high-quality, fast glass in an extra-wide fitting. Find out how it performs in Matthew Richards’ review.
A superzoom lens is useful when you need to travel light with your D-SLR.
In this head-to-head comparison, the team at the Nikon magazine N-Photo take a look at how a classic Nikon lens and its Sigma equivalent compare…
If you’re looking for an upgrade to your ‘budget’ telephoto but can’t stretch to a fully professional lens, there are some smart mid-range options to be had. We test 8 top optics to find out which is the best telephoto lens for your money.
Photokina 2014 is here! The biannual photography trade show in Germany generates much excitement around what new cameras, lenses, software and other photo accessories will be released at the show.
Sigma has identified a compatibility issue between some Sigma Nikon fit lenses and the new Nikon D5300, the company has announced.
Sigma has introduced a new Mount Conversion Service that will allow photographers to swap their lenses over to a new camera system should they decide to switch brands – whether you shoot with DSLR or a CSC.
The Sigma 18-35mm f/1.8 DC HSM announced today is the first ever zoom lens to achieve a wide constant aperture of f/1.8 throughout the zoom range. Find out all the key specs of this new Sigma lens.
Independent lens maker Sigma has announced a new DSLR zoom lens designed for travellers and backpackers, or anyone who wants an all-purpose zoom lens that’s both light and small.
The Sigma 18-250mm f/3.5-6.3 DC Macro OS HSM is different because it’s been manufactured using a special polycarbonate material called Thermally Stable Composite (TSC).
Camera lenses come in many different sizes. We take a look at the unfathomably massive – the world’s largest SLR lenses for non-military use.