Olympus 70-300mm f4-5.6 Zuiko Digital ED 4/3rds Lens

 Covering field of view to 600mm (35mm equivalent), this high mobility super-telephoto zoom lens weighs only 620 grams, yet incorporates three ED (Extra-low Dispersion) lens elements to offer sharper, higher-contrast imaging performance. 1x magnification (35mm equivalent) tele-macro photography is also possible. This lens offers a 4.3x zoom range, with an equivalent range of 140-600mm on a 35mm film camera. It is compatible with all cameras that share the Four Thirds System format.