20mm Focal Length Range/ 14 Lens Elements/ 11 Lens Groups/ 9 Diaphragm Blades/ Nano Crystal Coat/ 3 ED Glass Elements/ 3 Aspherical Elements/ Super Integrated Coating/ 77mm Filter Size/ Dust And Drip Resistant/ Dual Detect 5 Axis VR/ Customizable Control Ring/ Multi-Focus System/ Black Finish
