Olympus 50 200mm f28 ED Zuiko Lens For E 1

A high performance telephoto zoom lens that's one of the lightest and most compact in its class. It comprises 16 elements, including three ED elements and the zoom range is equivalent to 100 400mm on a 35mm film camera.SpecificationFocal Length 50mm 200mm35mm Equivalent Focal Length 100mm 400mm16 Elements in 15 Groups, including 3 ED Lens ElementsMechanism Inner FocusAngle of View 24 to 6°Closest Focusing Distance 1.2mMaximum Image Magnification 0.21x35mm Equivalent Magnification 0.42xNumber of Blades 9Maximum Aperture f2.8 Wide f3.5 TelephotoMinimum Aperture f22Filter Size 67mmDimension 87mm D x 157mm LWeight 1070g with Tripod