From lens focal lengths and fill-flash to portraits, macro or stunning landscapes there are techniques for everyone. Learn how to use metering, considering composition and shoot everything from ...

Mark shot this image using the Sigma 150-600mm F5-6.3 | Contemporary lens, utilising a low f-stop number to create a shallow depth of field. | Credit: Mark Deans "For wildlife photography, a wide ...

For years, Sigma was a leader in ultra-telephoto zooms, particularly in the DSLR era, with lenses like the 120-300mm f/2.8 ...

From 300mm telephoto to 800mm ultra-telephoto this new lens provides a constant fast maximum aperture and is optimized for digital SLR cameras. Sigma have announced the launch of the 120-400mm f/4 ...