In focus

This is the largest-aperture zoom available for APS-Cmirrorless cameras, but how does it measure up? Andy Westlake finds out

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Forget super-sharp digital, step back in time with ...

With a staggering 1200mm equivalent reach, could this be the ultimate wildlife lens? Andy Westlake finds out

For shooting close-ups, you can get a tight depth of field, even at the shortest zoom setting. www.sigmauk.com

£959/$999