150mm (35mm equiv 300mm) Lens: 11 elements in 9 groups, including 1 ED and 1 Super ED lens element Angle of view: 8.2 degree Closest Focusing Distance: 1.4m Maximum Image Magnification: 0.13x 35mm Equivalent Maximum Magnification: 0.26x f2-22 Weight: 1610g with tripod adapter Tele Converter EC-14: Yes (Recommended Max aperture f4) Extension Tube EX-25: Extended Maximum Image Magnification; 0.31x