Canon EF-S 60mm f/2.8 Macro USM Fixed Lens for Canon SLR Cameras 60mm macro lens with f/2.8 maximum aperture for EOS digital SLR cameras 25-degree angle of view is equivalent to 96mm lens on 35mm camera Focal length : 60mm, Closest focusing distance : 0.65 feet Floating optical system can focus down to life-size 1:1 magnification Silent and powerful ring-type ultra-sonic monitor (USM) for autofocusing Measures 2.9 inches in diameter and 2.8 inches long; 1-year warranty, Lens not Zoomable