Lens name Leica DG VARIO-ELMARIT 50-200mm/F2.8-4.0 asph./power o.I.S. lens configuration 21 pieces (aspherical lens → 2 pieces, UED lens → 2 pieces, ED lens → 2 pieces, UHR lens → 1 sheet) Nanoser Fes Coating ○ mount Micro Four Third Standards Formulation Focal Distance 50-200mm (35mm format → 100-400mm) aperture format 9 pieces blading circular rainy visha squeezing Open squeezing F2.8 (wide end) -4.0 (tele end) minimum aperture F22 shooting distance range 0.75m ~ ∞ (from the imaging side) Filter diameter φ67mm dust and drip -proof ○ (when attached to a camera body compatible with dust -proof and drip -proof made by Panasonic) Maximum shooting magnification 0.25 times (35mm format → 0.5 times) Maximum diameter x length φ76mm x about 132mm ( * from the lens tip to lens mount reference surface) Mass about 655g (not included lens food, lens cap, lens rear cap)