Sigma TC-1401 1.4x Teleconverter for Nikon F featured but incorporates a redesigned control

but incorporates a redesigned control scheme to promote a larger

Moves all lens groups and elements in unison

color fringing

the camera allows for Wireless IP streaming

Rounded seven-blade diaphragm promotes a pleasing out of focus quality that benefits the use of shallow depth of field techniques

Sigma TC-1401 1.4x Teleconverter for Nikon F featured but incorporates a redesigned controlOptimized for Nikon F mount lenses in the Global Vision line, the TC 1401 1. 4x Teleconverter from Sigma will offer an increase in focal length of 1. 4 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 one Special Low Dispersion element for reducing the appearance of chromatic aberrations and maintaining quality.