Sony mount.
Increase the versatility by adding a Sigma EX Apo Tele-Converters to your lenses. By using the 1.4x EX Apo Tele-Converter, you can increase the magnification to up to 1.4:1 or retain same life-size reproduction at an even greater working distance, great for photographing difficult subjects like butterflies or small animals, which can be difficult to approach.
- New multi layer lens coating and lens design reduce flare and ghosting.
- The high image quality of the master lens will not be compromised thanks to this new design concept.
- High-speed Auto Focus is retained even when these tele-converters are utilized.
Sigma APO Tele Converter 1.4x and 2x are dedicated Tele Converter lenses, which should be used only with the listed lenses. The 1.4X Convertor will fit the following lenses
180mm f/3.5 APO MACRO EX HSM - MF
300mm f/2.8 APO EX HSM - AF
300mm f/4.0 APO MACRO - MF
400mm f/5.6 APO MACRO /HSM - MF
500mm f/4.5 APO EX HSM - MF
800mm f/ 5.6 EX HSM - MF
70-200mm f/2.8 EX HSM - AF
70-210mm f/2.8 - MF
50-500mm f/4-6.3 APO - MF
100-300mm f/4 EX HSM - AF
120-300mm f/2.8 EX APO - AF
300-800mm f/5.6 EX APO - MF
Will also fit the following Orginal Nikon AF Lenses
300mm f2.8 AF-S - AF
300mm f4.0 ED AF - MF
