Compatibility. The Panasonic DMW-STC20 Lumix S 2x Teleconverter is designed to work with the Panasonic 70-200mm f/2.8 S PRO OIS and Panasonic 70-200mm f/4 S PRO OIS.

High Quality, Longer Reach. The DMW-STC20 2x gives you a 140-400mm effective focal length with only two stops of light loss. Advanced optics help retain the attached lens’s original quality while fully supporting exposure-metering, autofocus, and image-stabilization capabilities.

All-Weather Gear. This teleconverter’s weather-sealed construction reduces the chances of dust, water, or even the cold affecting performance.