Lense construction: 5 elements in 3 groups.
Works with select Sigma lenses on Canon Digital SLR camera bodies only.
Increases minimum and maximum focal length by the power of 1.4x.
Multi layer lens coating reduces flare and ghosting.

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 3.7 inch
Height : 3.7 inch
Length : 3.8 inch

Item Weight: 5.12 ounce (View shipping rates and policies)
Shipping Weight: 11.2 ounce (View shipping rates and policies)

ASIN : B000CD8BGU