Canon EF 20mm f/2.8 USM Specifications

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

USM¹

Filter diameter (mm)

72

Max. diameter x length (mm)

77.5 - 70.6

Weight (g)

405

Magnification - Extension Tube EF12 II

0.72 - 0.60

Magnification - Extension Tube EF25 II

-

Lens Cap

E-72U / E-72II

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

Footnote

¹ Mechanical full-time manual focusing built-in.