Our comprehensive listing of key specifications for DSLR lenses

Andy Westlake assesses a unique telephoto lens for extreme close-up photography

Agonising over astrophotography shots? Traumatised by your next tripod choice? Send your technique and camera questions to digitalcamera@futurenet.com

What should you be looking for ? We have some top tips for you…

Smaller, cheaper, lighter – Sigma’s updated 35mm f/1.2 lens brings better quality and usability to this moderately wide offering, says Damien Demolder

Three Nikon D850 users give their verdict