Sigma TC-2001 2x Teleconverter for Nikon F Display it has a heavy weight

it has a heavy weight of 310 gsm along with a thickness of 19 mil and an opacity of >98%

An aspherical lens element helps to compensate for spherical aberration to maximize image quality

silent and accurate autofocus operation

SmallRig Vlogging Mounting Plate for Nikon Z50 Camera

Closed bridge configuration

Sigma TC-2001 2x Teleconverter for Nikon F Display it has a heavy weightOptimised 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 will allows autofocus to operate at up to f 8. The teleconverter also features two Special Low Dispersion elements for reducing the appearance of chromatic aberrations and maintaining quality.