Review: Nikon D7100 + Nikon 70-200 VR II + Nikon TC20 III
Last summer I bought a Nikon teleconverter, the Nikon TC20 III. A teleconverter is a secondary lens that is mounted between the camera and the lens. This increases the distance between the camera’s sensor and the lens, increasing the focal length. The Nikon TC 20 III doubles the focal length of the lens, turning a 70-200 mm