Wildlife, sports, travel, general purpose
- 1.4x magnification factor
- Aperture reduced by 1 f-stop
- You can maintain autofocus on any EOS camera when using a lens with an aperature of f4.0 or faster.
- Includes front and end lens caps
- Works with any focal length lenses 135mm and longer (except the 135mm f/2.8 Softfocus lens), and the EF 70-200 f/2.8L, 70-200 f/2.8L IS, 70-200 f/4.0L, and 100-400 f/4.5-5.6L IS zoom lenses.
Filter Diameter: N/A
Lens Weight: 7.8 oz
Shipping Weight: 4.4 lbs