Used Nikon AF-S TC-14E III Teleconverter

High-performance 1.4x teleconverter. Designed to increase the focal length of select NIKKOR lenses by 40%, this teleconverter is ideal for sports, press, and wildlife photographers who want to extend their reach. Well-suited to use with fast prime and zoom lenses, this teleconverter delivers superior, high-resolution images even at maximum aperture. The optical design maximizes the performance of a lens and Minimizes chromatic aberration that can originate from the teleconverter itself. The front and rear surfaces boast a fluorine coating to repel dirt and moisture, and the lens barrel offers professional-grade weather resistance. ...