Nikon 2X MC4 Teleconverter (Glanz brand)
Placed between the camera body and lens, a teleconverter contains a set of optics that will effectively increase the focal length of any lens with which it is used.
Not compatible with the EOS350D or with EF-S lenses.
4 lens elements.
No, this product has NOT been discontinued by the manufacturer despite what some online stores in Sydney imply.