Olympus Zuiko Digital ED 14-42mm f/3.5-5.6 Lens for Olympus Digital SLR Cameras This 3x standard zoom lens is the smallest and lightest* in its class and features a closest focusing distance of only 25cm 35mm equivalent focal length: 28-84mm (equal to 3X optical zoom) The ED (Extra-low Dispersion) and two aspherical lens elements correct aberrations without increasing lens dimensions. circular aperture diaphragm enables beautiful defocusing - one of the big advantages of this lens