Canon EF 20mm f/2.8 USM



Floating rear focusing system. Sharp images are obtained at all subject distances Ultra-wide-angle lens for serious applications. Easy to hold and carry at 405g. Floating rear focusing system. Sharp images are obtained at all subject distances.
Product Specification
Angle of view (horzntl, vertl, diagnl)
84°, 62°, 94°
Lens construction (elements/groups)
11/9
No. of diaphragm blades
5
Minimum aperture
22
Closest focusing distance (m)
0.25
Maximum magnification (x)
0.14
AF actuator
USM
Filter diameter (mm)
72
Max. diameter x length (mm)
77.5 - 70.6
Weight (g)
405
Magnification with Extension Tube EF12
0.72 - 0.60
Magnification with Extension Tube EF25
-
Lens hood
EW-75II
Hard case
LH-D13
Soft case
LP1214
G.F.Holder III (hood III)
NC
G.F.Holder IV (hood IV)
NC
AF actuator
Mechanical full-time manual focusing built-in.
Maximum number of Hood III/IV attachable. In case of zoom lenses, the maximum number applies to the short focal lenght