Sigma 2X EX DG APO

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Lens Specifications
Name Sigma APO 2X EX DG
Image Circle 35mm
Type Teleconverter
Focal Length Multiplier 2X that of the master lens
Effective Reduction in Aperture 2 f-stops
Lens Construction 6 elements in 5 groups
Closest Focus Same as that of master lens
Magnification Ratio 2X that of master lens
Dimensions(Length x Diameter) 52mm x 68.5mm / 2.05 in. x 2.7 in.
Weight 234g / 8.3 oz
Notes Available AF Mounts: Canon, Minolta, Nikon, Pentax, Sigma, Sony
Typical Online Price US$190