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

Andy Westlake surveys the cameras and lenses released over the past year, and what they tell us about the state of the market

Our comprehensive listing of key specifications for DSLR lenses

Our comprehensive listing of key specifications for mirrorless lenses

Three Sony A 7R IV users give their verdict