September 24, 2015
Sigma 24-35mm f/2 DG HSM | A Review
Is the Sigma 24-35mm f/2 DG HSM | A lens a viable alternative to the manufacturer’s wideangle primes? Michael Topham finds out
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March 9, 2015
Sigma 24mm f/1.4 DG HSM | A review
Andy Westlake investigates the latest addition to Sigma’s ‘Art’ line of high-quality fast primes
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November 26, 2014
Sigma 150-600mm f/5-6.3 DG OS HSM S Field Test
The new Sigma 150-600mm f/5-6.3 DG OS HSM S has caused quite a stir among wildlife and sports photographers of late, but is it as good as its huge focal length suggests? Michael Topham subjects…
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August 8, 2014
Sigma 24-105mm f/4 DG OS HSM|A review
In our Sigma 24-105mm f/4 DG OS HSM|A review, Andy Westlake tests, the latest lens in Sigma’s Art series – a general-purpose image-stabilised zoom that’s designed for use on full-frame DSLRs
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August 4, 2014
Sigma dp2 Quattro review
The Sigma dp2 Quattro replaces the previous-generation DP2 Merrill, with a radically reworked sensor and strikingly unconventional body. In our Sigma dp2 Quattro review Andy Westlake takes it for a test drive
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May 21, 2014
Sigma 50mm f/1.4 DG HSM | A review
Out of Sigma’s freshly reorganised lens line-up comes a new ‘Art’-branded 50mm f/1.4 with claims of superb design and image quality. Richard Sibley puts it through our rigorous testing procedure to discover what truth these…
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October 20, 2012
Sigma DP2 Merrill review
The Sigma DP2 Merrill uses the same 44.3-million-pixel APS-C sensor as its DSLR counterpart, yet it’s a compact camera with a fixed 30mm f/2.8 lens. Read the Sigma DP2 Merrill review...
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September 15, 2012
Sigma APO Macro 180mm f/2.8 EX DG OS HSM review
If you photograph sensitive macro subjects, the Sigma 180mm f/2.8 Macro lens, with its minimum focus distance of 47cm, 1:1 reproduction and optical stabilisation, could be the one for you. Richard Sibley reviews.
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January 14, 2012
Sigma 105mm f/2.8 EX DG OS HSM Macro review
Sigma’s most popular macro lens has been updated, with a new design and the addition of optical stabilisation. Mat Gallagher puts the 105mm f/2.8 lens to the test
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October 8, 2011
Sigma SD1 review
Apart from its unique sensor design, the SD1 has some other interesting features, especially for fans of infrared photography. Tim Coleman finds out what is on offer