Kenko 2.0x Teleplus Pro 300 AF-D teleconverter is designed specifically for prime telephoto lenses of 100mm or higher. The Teleplus Pro 300 extends your lens reach by x2.0. It is chassis with high precision quality multi-coated Hoya optical glass to improve light transmission and prevent reflections. It also maintains autofocus and metering while reducing light by one EV stop. Full AF operation is possible with lenses having a maximum aperture of F/2.8 or brighter. The converter is versatile allowing use with telephoto and prime lenses.
The Teleplus Pro 300 converter is compatible with prime telephoto lenses of 100mm or higher. It works at its best with 200mm to 500mm telephoto lenses.