Suitable for the following photography: Travel, family, nature and wildlife Compact telephoto zoom lens Capable of macro images with ratio 1:2 at 300mm Lens hood, front & rear caps DG - DG FOR DIGITAL Designed to deliver the ultimate in performance on full-frame digital SLRs, Sigma DG lenses also bring out the best in 35mm SLR film cameras and APS-C size DLSRs. Sigma's 70-300mm F4-5.6 DG Macro is a compact telephoto zoom lens. With a range that is useful for candid portraiture, capturing children playing in the backyard, amateur sports or even wildlife at the zoo this lens is usually the lens that photographers reach for first. It's great on vacation for capturing scenic details or even groups of flowers in a garden. The Sigma 70-300mm offer a 4 to 1 zoom ratio in a compact lens that is easily carried in your camera bag or left on the camera as you travel; and the images are magnificent. Compatible with Nikon D3100