STepper Motor – STM – adds continuous AF for movies

EF 40mm f/2.8 STM The EF 40mm f/2.8 STM is Canon’s first EF pancake lens with a fixed focal length of 40mm and wide f/2.8 aperture. It is ideally suited to photographers who want a versatile, compact and lightweight lens for portrait, reportage, travel or landscape situations. Precision control over the circular, seven-blade aperture is …

EOS 5D Mark IIII

Way back in time there was a great little camera that changed the world, the EOS 5D Mark II was launched nearly four years ago in September 2008. Among the specifications was a simple movie mode that Canon had been requested to include by some of it’s professional users. Following the launch the movie industry …

Canon EF 24-70mm f/2.8L II USM, EF 24mm f/2.8 IS USM & EF 28mm f/2.8 IS USM

Canon has launched three new EF lenses that will please wide-angle users and working professional photographers. EF 24-70mm f/2.8L II USM The standard lens for many professionals has long been the EF 24-70mm f/2.8L USM, this new model takes from the old and starts the 25th year of EOS with completely redesigned optics to provide …

Back button focus control on EOS digital SLR camera

Why use the back button for AF? Sports and action photographers often use back button auto focus in conjunction with SERVO AF to give them the ability to stop AF switching to a new subject if something comes in to the frame between the photographer and their subject. For example if you are tracking a …