Sigma USB Dock for Nikon F-Mount Lenses WOMEN 8 constant maximum aperture affords

8 constant maximum aperture affords consistent brightness throughout the zoom range

3 to 357mm (35mm Equivalent Focal Length: 24 to 2000mm) Optical Zoom 83x Digital Zoom 4x Maximum (332x Combined Zoom)

which highlights vocal effects to help clarify speech

Knurled front edges provide a more textured grip when mounting or removing it from a lens

Sigma USB Dock for Nikon F-Mount Lenses WOMEN 8 constant maximum aperture affordsSigma USB Dock for Nikon F Mount Lenses Update Lens Firmware and Adjust Settings For Use with Sigma Global Vision Lenses Compatible with Nikon F Mount Lenses The Sigma USB Dock allows you to connect your Sigma Global Vision lenses to your computer in order to update firmware and adjust focus setting parameters using the Sigma Optimization Pro software. This dock is only compatible with the Sigma Art, Contemporary, and Sports line lenses featuring a