Sigma 300-600mm f4 dg os | sports

Geoff Harris is working on his bird photography – but is the Olympus M.Zuiko Digital ED 300mm F4 IS Pro a help or a hindrance?

MACRO LENS ROUND-UP

SPOTTING SCOPES £3,140

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

177 lenses listed & rated

Fujifilm’s mid-range telephoto zoom is compact and affordable yet gives plenty of reach, says Andy Westlake