Almost Mint Nikon Nikkor T ED 600mm F/9 800mm F/12 1200mm F/18 + 2 Rear Lens
This lens can be used as a 600mm F/9, 800mm F/12, or 1200mm F/18 lens by replacing the rear lens unit. (1200mm lens unit is not included.). Nikon Nikkor T ED 600mm F/9 800mm F/12 1200mm F/18 Front Lens.