Fujifilm Tele Converter XF 1.4X TC WR Prime Lens It can be used on

It can be used on most manual focus Nikon cameras

These Nikon 22mm eyepieces will fit Nikon "pro" camera viewfinders

it may as well be a weird one

tiny full frame fisheye lens- pretty unique

The Nikon MC-35 is an interface box designed to connect Nikon cameras with 10-pin connectors- like the D2/3/4/5/6 series

Fujifilm Tele Converter XF 1.4X TC WR Prime Lens It can be used onThe Fujifilm Tele Converter XF 1. 4X TC WR is a 1. 4x teleconverter for Fujifilm X mount cameras, as you might have deduced. In excellent condition, with clean glass and good function. Compatible with many Fujinon telephoto lenses, but not all: check your lens manual for compatibility. Includes box and pouch.