Sony 2.0x Teleconverter, FE 70-200mm f/2.8 & FE 100-400mm f/4.5-5.6 GM OSS Lens

A 2x teleconverter that maintains full G Master performance. Double your focal length Full optical quality and operability are retained, offering outstanding performance for sports and wildlife photography in a compact, lightweight kit. Multiplies focal length by 2x with only a 2-stop light loss. Lens Configuration Impressive optical performance for Sony cameras, precision engineered for versatility and reliability in a wide range of applications.