Sigma APO 50-500mm f/4.5-6.3 EX DG OS HSM Review
An impressive 10x zoom range for just over £1100, but has Sigma been a little over-ambitious with this superzoom optic?
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Sigma 50mm f/1.4 EX DG HSM Review
This high-specification Sigma prime comes with a price-tag to match, but does image quality meausure up? Read the WDC Sigma...
Sigma 30mm f/1.4 DC HSM A Review
The Sigma 30mm f/1.4 DC HSM A is a wide-aperture standard lens for APS-C cameras
Sigma 24-105mm F4 DG OS HSM
The Sigma 24-105mm F4 DG OS HSM is a sturdily-built, full-frame standard zoom available a range of mounts at a...
Sigma 24-70mm f/2.8 IF EX DG HSM Review
Sigma's 24-70mm f2.8 is considerably cheaper than other premium zoom lenses, but is it as good? The What Digital Camera...
Sigma 18-250mm f/3.5-6.3 DC SLD OS HSM 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...
Sigma 18-200mm f/3.5-6.3 DC OS HSM Review
Features a pair of sensors that compensate for camera shake and automatic detection of camera movement when panning...
Sigma 18-35mm f/1.8 DC HSM Review
Ground-breaking f/1.8 maximum aperture wide-angle zoom for APS-C DSLRs gets a workout
Sigma 15mm f/2.8 EX DG Fisheye Review
Compatible with both full-frame and cropped-sensor bodies, this fisheye is attractively priced and performs well