Key Features Covering a range from 29mm-216mm in 35mm format, Canon's new EF-S 18-135mm f/3.5-5.6 IS offers a winning combination of size, range and features and is a perfect complement to APS-C cameras. With high-quality optics, dedicated image stabilization and more, this new lens promises to be a favorite for EOS users. Focal Length & Maximum Aperture 18-135mm 1:3.5-5.6 Lens Construction 16 elements in 12 groups Diagonal Angle of View 74° 20' - 11° 30' Focus Adjustment Inner focusing system Closest Focusing Distance 1.5 ft./0.45m Filter Size 67mm Max. Diameter x Length, Weight 3.0 x 4.0 in./75.4 x 101mm, 16.0 oz./455g