Latest about Autofocus
Sigma 28-105mm F2.8 DG DN Art review: a not so standard zoom lens
Review Designed for Sony E and L-mount full-frame cameras, the Sigma 28-105mm F2.8 DG DN Art takes f/2.8 standard zooms further into telephoto territory.
Report: Chinese lens manufacturers are developing autofocus zoom lenses
news Details are scarce, but there's good reason to believe China is more than capable of producing AF zoom lenses
Cheap, fast, full-frame 75mm lens from TTArtisan released for Nikon and Sony
News Looking for an AF-capable, cut-price portrait prime for your mirrorless Nikon or Sony? It doesn't get much cheaper than this!
WTF is a focal plane mark? Your camera almost certainly has this strange symbol
TUTORIAL Ever noticed this weird symbol on your camera? It's called a focal plane mark – and it used to be pretty important
Sigma 10-18mm F2.8 DC DN C review: head to head with Canon’s own-brand lens
Review Now available in Canon RF-S mount, the Sigma 10-18mm F2.8 DC DN C offers a faster alternative to Canon’s APS-C format ultra-wide-angle zoom.
How to update your Nikon camera's firmware
HOW TO New firmware updates for your camera can deliver everything from bug fixes to exciting new features
The best Canon lenses for DSLRs: go longer, wider and closer
Buying guide These are the best Canon lenses for DSLRs – and these EF and EF-S optics are still great to use on mirrorless cameras, too!
Blazar Lens makes waves with "world’s first" autofocus 1.33x anamorphic lenses
news Blazar releases "World's first Autofocus anamorphic lenses" with a ratio squeeze of 1.33x
