Description: Using SAL-14TC compact tele-converter lens, you can extend the photographic range of your primary lens by 1.4X, allowing you to cover more distance and capture more subjects without the burden of extra equipment. Designed to support the G Series 70-200mm f/2.8 G telephoto zoom and G Series 300mm f/2.8 G telephoto lenses as well as the unique Sony 135mm f/2.8 STF (Smooth Transition Focus) lens.