Sigma TC-2001 2x Teleconverter for Nikon F

Sigma TC-2001 Teleconverter 2.0x  Nikon  Mt.

Equipped with 2 SLD (Special Low Dispersion) glass element for maximum image quality, the Sigma TC-2001 2.0x Teleconverter utilize a splash and dust proof construction for long lasting durability. Created exclusively for the Global Vision lenses, these teleconverters ensure the utmost in compatibility, even for large diameter lenses. With effective AF at f/8 and 2.0x the reach, get the most out of your Sigma lens.  

*For use with Sigma Global Vision Lenses only