Promaster 70-210 f4.5-5.6 Manual Focus Zoom Lens, Nikon AI Mount A compact telephoto lens perfect for sports and wildlife photography. Great for Manual Focus Nikon 35mm SLR cameras. (FM, FE, FA etc.) Compatible with Manual, Automatic and Program exposure modes. Must be manually focused but is compatible with automatic and manual exposure features of Nikons line of 35mm Autofocus SLR Cameras. (N2020, N70, N6006 etc.) NOT recommended for use with most Nikon Digital SLR cameras due to varying compatibility issues.