Opteka 420-800mm f/8.3 HD Telephoto Zoom Lens for Nikon 1 J5, J4, J3, J2, S2, S1, V3, V2, V1 and AW1 Compact Mirrorless Digital Cameras Newly improved 2017, manual focus, digitally-optimized telephoto zoom lens Super zoom 420-800mm focal length HD, super multicoated glass optics for the sharper images 4 Elements in 2 groups Rotating tripod mount