A Nikon Teleconverter TC - 200 camera lens. There are 3 Nikon extention rings listed as: PK - 11, PK - 12, and PK 13. There are grey buttons on the side to unlock the lenses. There are two caps, one on the bottom and one on the top
A Nikon Teleconverter TC - 200 camera lens. There are 3 Nikon extention rings listed as: PK - 11, PK - 12, and PK 13. There are grey buttons on the side to unlock the lenses. There are two caps, one on the bottom and one on the top