Sigma APO Tele Converter 2X EX for Nikon Excellent Condition Boost the reach of your Nikon lenses with the Sigma APO Tele Converter 2X EX. This professional-grade teleconverter doubles the focal length of your existing compatible lens, making it an ideal choice for sports, wildlife, and nature photography. 🔑 Key Features: 🔍 2x Magnification Instantly doubles your focal length (e.g., 70-200mm becomes 140-400mm). 🌈 APO (Apochromatic) Glass Minimizes chromatic aberrations for sharper, more accurate colors. 🏆 EX Series Quality Part of Sigmas professional lineup with robust build and optical performance. 📸 Nikon F-Mount Designed for Nikon DSLR cameras and compatible Sigma lenses. 🎒 Comes with front and rear caps plus the original Sigma carrying case for safe storage. This teleconverter is in excellent condition, with clean glass and minimal signs of use. A budget-friendly way to expand your telephoto reach without investing in new super-telephoto lenses.