Product weight - 795 g / Filter diameter (mm) - 77 / Maximum diameter x length (mm) - 83.5 x 118 / AF Actuator - Ring USM / Distance Information - Yes / Lens construction (elements/groups) - 17/12 / Minimum aperture - 22 / Angle of view (horzntl, vertl, diagnl) - 74� - 19�20', 53� - 13�, 84� - 23�20' / Maximum magnification (x) - 0.24 (at 105mm) / Magnification with extension tube EF12 II - 0.6 - 0.41 / Magnification with extension tube EF25 II - 0.61 at Tele (Not compatible at Wide) / No. of diaphragm blades - 10 / Minimum focussing distance (m) - 0.45 / Distance Information - Yes / Image stabilizer - Yes, 4-stop