F-Number

Updated Join me as I pick out the best lenses for the Sony A6700, one of the top APS-C format hybrid stills and video cameras on the market

UPDATED The best Canon telephoto lenses for EF and RF mounts enable you to get up close to the action even from far away

BUYING GUIDE Here's my pick of the very best standard zooms to replace your kit lens for Canon, Nikon, Sony, Fujifilm, L-mount, and MFT cameras

Buying guide The best Nikon-fit ultra-wide zooms will literally widen your horizons, and are a must for landscape and interior photographers

Buying Guide Choose the best Nikon-fit lens for pictures of people, whatever your Nikon camera and budget

Buying guide The best standard zooms have a wide-to-telephoto range for day-to-day shooting, and these are the best buys for Nikon Z-mount mirrorless or F-mount DSLRs

Updated It's a tough job, but I pick out the best lenses for the Nikon Z8 and Z9, Nikon's sensational high-res mirrorless flagships

BUYING GUIDE These are the best Sony lenses for the company's full-frame and APS-C format mirrorless cameras, covering everything from ultra-wide-angle to super-telephoto

Buyers' guide Study or shoot the cosmos close up, with the best telescopes for astrophotography and stargazing.

UPDATED We pick the best lenses for astrophotography fans shooting a starry night sky, to suit a range of cameras and budgets