Product weight - 300g / Flter diameter (mm) - 55 / Maximum diameter x length (mm) - 60.9 x 86.5 / AF actuator - STM / Lens construction (elements/groups) - 17/13 / Minimum aperture - 22 - 38 (40) / Angle of view (horzntl, vertl, diagnl) - 64�30_ - 8�40_ 45�30_ - 5�45_ 74�20_ - 10�25_ / Maximum magnification (x) - 0.31 (at 150mm) / Magnification with Extension Tube EF12 II - Not Compatible / Magnification with Extension Tube EF25 II - Not Compatible / No. of diaphragm blades - 7 / Closest focusing distance (m) - 0.25 (at 18 - 50mm) 0.45 (at 150mm) / Distance Information - Yes / Image stabilizer - 4-stops, Compatible with Dynamic IS, Support EOS M cameras with Panning mode / 35mm film equivalent focal length (mm) - 29 - 240