Nikon AF-S Teleconverter TC-20E III

2x Optical Magnification doubles the focal length of compatible NIKKOR lenses for greater telephoto reach

2-Stop Light Reduction reduces the effective maximum aperture by two f-stops

Optical Construction featuring 7 elements in 5 groups, including 1 aspherical lens element

Aspherical Lens Element helps reduce coma and other optical aberrations for improved image quality

Nikon Integrated Coating (IC) improves light transmission, colour consistency and helps reduce flare

Autofocus Support with compatible AF-S lenses and supported Nikon camera bodies

Unchanged Minimum Focus Distance maintains the attached lens's original closest focusing distance

Double Reproduction Ratio increases the maximum reproduction ratio to twice that of the attached lens

FX and DX Format Compatibility supports compatible Nikon DSLR and 35mm film camera systems

Nikon F-Bayonet Mount for compatible Nikon F-mount lenses and camera bodies

Compact Design measuring approximately 66 × 46mm and weighing 330g

Supplied Accessories include BF-3A front cap, LF-1 rear lens cap and CL-0715 lens case