16 35mm f/2.8 Focal Length & Maximum Aperture/ L-Series Ultra-Wide-Angle Zoom Lens With Constant f/2.8 Maximum Aperture/ Subwavelength Coating (SWC) And Air Sphere Coating (ASC)/ 16 Elements In 11 Groups Lens Construction/ 0.92 Ft. Closest Focusing Distance/ 82mm Diameter Filter Size/ Black Finish
