The Sigma DP2s follows hot on the heels of the DP2, and promises a fantastic image quality and improvements on its predecessor. Does it succeed?
Similarly priced to Nikon's own 70-300mm lens, is this third-party option any better?
With two 10-20mm lenses already within the Sigma stable, how exactly does this superwide offering fit into the line-up?
Compatible with both full-frame and cropped-sensor bodies, this fisheye is attractively priced and performs well
This digital-only lens boasts excellent performance, Optical Stabilisation and a rock bottom price tag - so is there anything not to like?
This high-specification Sigma prime comes with a price-tag to match, but does image quality meausure up? Read the WDC Sigma 50mm f/1.4 EX DG HSM review to find out
This professional standard lens impressed our tester. Find out why by reading the Sigma 10-20mm f/3.5 EX DC HSM lens review.
The WDC Sigma 18-250mm f/3.5-6.3 DC SLD OS HSM lens review discovers whether this is be the best all-round, third-party DSLR superzoom lens on the market.
Finished in Sigma’s signature matt-black coating and with an EX gold ring at the front, this is a good looking lens that exhibits excellent mid-aperture sharpness.
Sigma specialises in lenses that have a wide range of focal lengths and despite being a 7x zoom this is actually on the modest side by the manufacturer’s standards.
The successor to Sigma's DP1 arrives with big expectations and striking design. But how does it fair on the WDC testing bench?
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