The XF 2x TC WR Teleconverter from FUJIFILM. This X-Mount teleconverter magnifies the image by 2x while maintaining full communication between the lens and body; enabling metering, autofocus, and image stabilization as well as the transmission of Exif data. This teleconverter is designed to maintain the weather resistance of the entire FUJIFILM system, with a sealed construction that reduces the chances of dust, water, or even the cold from affecting performance. Advanced design maintains the original quality of lenses while fully supporting exposure metering and image stabilization capabilities.