Angle of view (horzntl, vertl, diagnl): 65° - 15°, 46° -10°, 75° - 18°
Lens construction (elements/groups) : 16/12
No. of diaphragm blades : 6
Minimum aperture : 22 - 36
Closest focusing distance (m): 0.5
Maximum magnification (x) : 0.19 (at 135mm)
AF actuator : USM¹
Filter diameter (mm) : 72
Max. diameter x length (mm) : 78.4 x 96.8
Weight (g) : 540
Magnification - Extension Tube EF12 II : 0.53 - 0.09
Magnification - Extension Tube EF25 II : 1.09 - 0.21
Lens Cap : E-72U / E-72II
Lens hood : EW-78BII