Nikon AF-S Teleconverter TC-20E III
Double your Nikon lens' telephoto power: Sometimes you need more reach than your lens can deliver, but buying and toting a longer lens may not be an option. That's where Nikon's TC-20E III teleconverter comes in. Attached between your Nikon camera's body and a compatible Nikon lens , it effectively doubles the lens's focal length without adding significant bulk. For example, using the converter with Nikon's AF-S 70-200mm f/2.