Thank you for viewing! KENKO Kenko C-AF 1 2X TELEPLUS MC7 ◯ Example of attachment Examples of photos taken with 100mm, 200mm, and 300mm lenses are included (*^^*) ◯ Focal length of the lens doubles ◆ When attached to a 200mm lens Becomes a 400mm super-telephoto lens ◆ When attached to a 300mm lens Becomes a 600mm super-telephoto lens. It's a very fun toy. ・ Operation confirmed with 75-200mm lens ・ Operation confirmed with 75-300mm lens ・ Operation confirmed with 100-300mm lens Very rarely, there may be some hesitation around 300mm, but autofocus worked without any problems. Compatible with CANON EF mount lenses with a red dot. ※ Please note that EF-S lenses cannot be used. Condition of the product Appearance: No noticeable scratches, in beautiful condition (*^^*) Optics: No dirt or anything else that affects photography. Please check the photos. Confirmed compatible cameras ・ EOS Kiss X2 X3 X4 X5 X6i ・ EOS Kiss X7 X7i X8i X9 X9i X10 X10i ・ EOS Kiss F ・ EOS Kiss Digital ・ EOS Kiss Digital N ・ EOS Kiss Digital X ・ EOS Kiss X50 X70 X80 X90 ・ EOS 20D 30D 40D ・ EOS 50D 60D 70D 80D 90D ・ EOS 7D ・ EOS 7D Mark Ⅱ ・ EOS 8000D ・ EOS 9000D ・ EOS 6D, 6D MarkⅡ ・ EOS 5D, EOS 5D MarkⅡ ・ EOS 5D MarkⅢ, EOS 5D MarkⅣ ・ EOS 1D series Items included ◯ KENKO Kenko C-AF 1 2X TELEPLUS MC7 ◯ Front and rear caps (CANON) ◯ The camera in the photos is an example of attachment and is not included. I hope you have a good experience.