Kenko N-AF D 1.4x Teleplus PRO 300 DG AF teleconverter. This high-quality lens accessory, made in Japan, is compatible with Nikon F mount lens fitting. With a magnification factor of 1.4x, this Kenko teleconverter extends the range of your lens and is ideal for capturing distant objects. The product is in excellent working condition and has only had light use. No scratech to the optics.
This teleconverter will work with both AF-S (built in motor) and AF-D lenses, so can be used with all Nikon AF DSLR cameras. As with all teleconverters it will only autofocus with lenses faster than F4, so it cannot be used in autofocus with slower zoom lenses, but it can though be used in manual focus with such lenses.