Sigma TC-2001 2x Teleconverter for Nikon F iOS/iPad close-fitted tops to seal out

close-fitted tops to seal out dust and insects Embossed labeling areas on box end and lid front neatly

Male Contact: Stamped solder phosphor bronze

The dual captive 1/4"-20 screws for the lens foot are constructed of stainless steel

SD Card Formatting

Zeiss Hydrophobic Multicoated Optics

Sigma TC-2001 2x Teleconverter for Nikon F iOS/iPad close-fitted tops to seal outNikon F Teleconverter 2x Magnification Factor Communication Between Lens & Camera AF Operates at up to f 8 Two Special Low Dispersion Elements Dust and Splashproof Compatible with Select Sigma Lenses Optimized for Nikon F mount lenses in the Global Vision line, the TC 2001 2x Teleconverter from Sigma will offer an increase in focal length of 2 times for select Global Vision lenses. This model offers full communication between the lens and camera and