14 - 30mm Focal Length Range/ 2.1x Zoom Ratio/ 14 Lens Elements/ 12 Lens Groups/ 7 Diaphragm Blades/ Nano Crystal Coat/ 4 ED Glass Elements/ 4 Aspherical Elements/ Fluorine Coat/ Super Integrated Coating/ 82mm Filter Size/ Fixed f/4 Aperture/ Black Finish