Canon Telephoto EF 300mm f/2.8L IS USM 2x Teleconverter (4 Elements) + Nwv Direct Microfiber Cleaning Cloth.

  • 4-elements
  • Multi-coated Optical Glass with anti-reflection coating
  • Doubles focal length of lenses
  • Manufacturers’ Lifetime Warranty
  • Item Includes: Case, Protective Lens Cap, Nwv Direct Micro Fiber Cleaning Cloth

2x (Doubler) 4-element Teleconverter multiplies the focal length of any fine optic it’s used with by 2x, maintaining the resolution and contrast at a high level.

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