Focal Length & Maximum Aperture
Magnification: 2.0x
Lens Construction
9 elements in 5 groups
Max. Diameter x Length, Weight
2.8 x 1.5 in., 12.0 oz. / 71.2 x 39.3 mm, 340g
Note
This extender is only compatible with the following RF lenses RF600mm F11 IS STM, RF800mm F11 IS STM, RF100-500mm F4.5-7.1 L IS USM, RF400mm F2.8 L IS, and RF600mm F4 L IS . Use is not accessible with previous RF lenses. Additionally, please see the lens and/or camera body manual for full compatibility information with the Extender RF2x.