Angle of view (horzntl, vertl, diagnl): 4°, 2°45', 5°
Lens construction (elements/groups) : 16/12
No. of diaphragm blades : 9
Minimum aperture : 32
Closest focusing distance (m): 3.7
Maximum magnification (x) : 0.15
Distance information : Provided
Image stabilizer : 4-stops
AF actuator : Ring USM¹
Dust/moisture resistance : Yes
Filter diameter (mm) : 52 Drop in
Max. diameter x length (mm): 146 x 383
Weight (g) : 3190
Magnification - Extension Tube EF12 II: 0.18-0.03
Magnification - Extension Tube EF25 II : 0.22-0.06
Lens hood : ET-138 (WII)
Soft case : Lens Case 500B
G.F.Holder III (hood III*) : NC¹
G.F.Holder IV (hood IV*) : NC¹
Extenders EF1.4x II and EF2x II : Compatible