A not-so-standard, standard prime for full-frame Nikon and Sony mirrorless cameras www.viltrox.co.uk

All your questions answered. Send your questions to digitalcamera@futurenet.com

This chunky lens is a terrific telephoto prime with an exhilarating turn of speed www.sigmauk.com

Sony’s enthusiast-focused all-rounder brings major updates and performance boosts, but is that enough to bring it back to the top of its highly competitive class? Andy Westlake finds out

This small, lightweight and affordable ultra-wideangle prime represents incredible value,

Tim Irwin’s 3D printed 90mm lens is a whole lot better than it looks, says Damien Demolder , and it produces some useful, and fun, results