Sigma calls its latest superzoom ‘the ultimate all-in-one zoom lens’, but can a 10x zoom be an ultimate anything, asks Damien Demolder

Here are our best-buy bargain second-hand lenses to buy, as selected by the AP team and contributors

SECOND-HAND CLASSIC

Angela Nicholson weighs up whether your money goes further with a cheaper body and great lens or a high-spec camera and modest zoom, using Nikon and Sony kits

Our comprehensive listing of key specifications for DSLR lenses

Three Sony A 7R IV users give their verdict