Vivitar T2 600mm Solid Glass Cadiotropic Reflex Mirror lens, + extras
Vivitar made this solid glass catadioptric reflex lens 600mm f8 designed by NASA Scientist from Perkin Elmer. It eliminates the refraction changes with air glass with temperature changes. It is a very sharp and solid lens. It has one generic front and back cap. Incuded is a T2 threaded two time teleconverter korean made. The lens and teleconverter are T2 mounts of any sort can make this fit your camera needs. I can include The NikonF T2 mount. The teleconverter tube has a flange and screws to m