Extender EF 1.4x III

  • 1.4x increase of the lens's focal length
  • Dustproof and waterproof specifications (JIS 2 equivalent)
  • Lens placement and coatings are optimized to minimize the ghosting
  • Built-in microcomputer in the extenders enables communication between lens, extender and camera
  • Anti-smear coating (Silky Barrier Coating) used to enhance smear-free state of the lens surface