Our comprehensive listing of key specifications for DSLR lenses

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

£799/$999

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

Master the art of modern photography

Digital Camera readers show how they’ve been getting creative, submitting images across a range of genres