BiG DIGITAL 650-1300mm f/8-16 IF Telephoto Zoom Lens For Sony E-Mount, Alpha a6000, a5000, a5100, A3000, NEX, NEX-F3K, NEX-3NL, NEX-3N, NEX-3NL/B, NEX-3NL/W, NEX-5T, NEX-5TL, NEX-5TL/S, NEX-5TL/W, NEX-5R, NEX-5RK, NEX-6L, NEX-6L/B, NEX6L/B2BDL, NEX-7, a7R, a7K, Compact System Digital SLR Cameras This 650-1300 mm Telephoto Zoom is an amazing photographic tool that provides a maximum of versatility for anyone shooting at a distance from their subject, including sports and wildlife photography. It's compact (just 18.5"/29.7cm long) and it focuses as close as 16.25' (4.95m). Format Compatibility:	35mm Film / Full-Frame Digital Sensor The aperture range is f/8.0 to f/16.0. A T-ring adapter (Included) is required to mount this lens to a camera body.