Reviews and Problems with Sigma MACRO 70mm F2.8 EX DG
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Value for money 9
Picture quality 9
Sigma 70mm f/2.8 EX DG Macro Review
What Digital Camera
6 November 2006
Summary: Sigma’s optics rarely fail to impress, and even those in the company’s premium range offer value for money compared to similar lenses. If macro is your thing, then the Sigma 70mm f/2.8 EX DG Macro could be just what you need.
Sigma AF 70mm f/2.8 EX DG macro - Full Format Lab Test / Review
20 November 2010
Conclusion: The Sigma AF 70mm f/2.8 EX DG macro is capable to deliver exceptionally sharp results throughout most of the aperture range. The bokeh (out-of-focus blur) is very smooth and buttery and bokeh fringing isn't a really significant issue.