Canon 20mm f2.8 USM is an Auto Focus (AF) Wideangle Prime
lens with 35mm FF max sensor coverage and it is designed to be used with Canon EF mount cameras.
Canon 20mm f2.8 USM is compatible with cameras that have Canon EF
lens mount. Some of the latest released cameras with Canon EF lens mount are Canon 1D X III
, Canon 6D MII
and Canon 5D MIV
Max sensor coverage of Canon 20mm f2.8 USM is 35mm FF
Canon 20mm f2.8 USM has a fixed focal lenght of 20mm. When it is mounted on an APS-C sensor camera with 1.6x crop, it provides an 35mm (FF) equivalent of 32mm.
Optical Image Stabilization
Canon 20mm f2.8 USM doesn't have an optical image stabilization system so the only option to stabilize the image taken with this lens is to mount on a camera body with IBIS (sensor based In-body image stabilization).
Canon 20mm f2.8 USM is available in Black color.
Maximum Magnification Ratio
Canon 20mm f2.8 USM has a Max Magnification Ratio of 0.14x
and has a minimum focusing distance of 0.25m
Canon 20mm f2.8 USM has a max aperture of F2.8 and a minimum aperture of F22.0.
Canon 20mm f2.8 USM's optical formula consists of 11 elements in 9 groups.