Olympus 261001-14-54 14-54mm f/2.8-3.5 Zuiko ED Digital SLR Lens for E1, E300 and E500 Cameras Specially treated to shed water droplets, and engineered to withstand the rigorous demands of professional use Designed to capitalize on the design advantages of the OLYMPUS Four Thirds System Large f/2.8 - 3.5 aperture, with minimum weight and bulk 14-54mm range -- equivalent to 28 - 108mm in conventional 35mm photography For use with the OLYMPUS E-1 and other Four Thirds Series Digital SLR Cameras, as specified