KamKorda Lens Filter Kit 77mm + RF 100 500mm F4.5 7.1L IS USM Camera Lens, Mount Lens/Full Frame Format, Dual Nano AF System, Weather Sealed Design, Fluorine Coating 2 Year Warranty

RF-Mount Lens/Full-Frame Format Aperture Range: f/4.5-7.1 to f/32-54 One Super UD Element, Six UD Elements Optical Image Stabilizer Weather-Sealed Design, Fluorine Coating