Tag Archives: Canon EF200-400 f/4L USM Extender 1.4x Zoom

Canon has officially introduced the EF 200-400mm f/4L IS USM Extender 1.4x – a top-end telephoto zoom with a built-in switchable teleconverter. Simply flicking a lever at the rear of the barrel converts it to a 280-560mm f/5.6 lens. Designed for professional sports and wildlife photographers, it includes an array of top-end features such as Power Focus for movie shooting, and IS ‘mode 3’ that only applies stabilisation at the point of exposure, aiding panning. Continue reading →