Loading... Please wait...The dedicated 2x APO Teleconverter features a 6 element/5 group optical design, and it is specifically designed for use with longer telephoto and telezoom lenses.
The high performance optical characteristics of these teleconverters maintain the optical performance of the compatible lenses with which they can be used.
Sigma APO Tele Converter 1.4x and 2x are dedicated Tele Converter lenses, which should be used only with the listed Sigma lenses.
Please refer to the manufacturers Teleconverer Matching List for an updated compatability chart.
http://www.sigma-photo.co.jp/english/acc/condaitr.htm
| Construction | 5 Groups /6 Elements |
| Dimensions (Length x Diameter) | 68 x 45.3mm / 2.6 x 1.78" |
| Weight | 234g / 8.3oz. |