In general extenders are a poor idea. You give a lot to get little. There are a few "L" lenses that tolerate an extender fairly well. Most lenses don't. The Canon EF 70-200mm f/2.8L IS II USM Lens and the Canon Extender EF 1.4X II work well together. I have this combo so I can recommend it. It also works well with the Canon EF 300mm f/4L IS USM Lens mount index (on top) 2. Lens mount index (on camera) 3. Lens release lever. 4. Electrical contacts. 5. Rubber ring. Sharpness. We used Canon's 200mm ƒ/2.8L II USM telephoto lens to test the 2x II Extender, comparing the sharpness of the lens with and without the extender attached. Without the extender, the Get the best deals on Canon Extender EF Camera Lenses. Shop with Afterpay on eligible items. Price + postage: lowest first; "MINT" Canon EXTENDER EF 2X II AF Your 70-200 is a 2-5.7x lens. Put the 2x converter on it, and you go to a 4-11.4x lens. You could consider renting a Canon 100-400 (2.8-11.4x) or the Sigma/Tamron 150-600 (4.3-17x) But that would be another big or BIG lens to pack and carry, so more bulk and weight. This lens may be used with either of the Canon EF 1.4x II or Canon EF 2x II Teleconverters. Extension Tubes . Use the Canon EF12 II to get close-ups to about one-quarter life-size at the image sensor. Use the Canon EF25 II to get close-ups to about 4/10 life-size at the image sensor. Close-up Lenses Posted 9 years ago. This reviewer received promo considerations or sweepstakes entry for writing a review. The 2x converter is excellent when you need some extra reach. I use with the 70-200mm 2.8 when I need extra reach, but still need the shorter minimum focus distance over the 100-400mm. Great piece of equipment. Excellent++++ Canon Extender EF 2X II Teleconverter Lens from Japan #2485 (54) 54 product ratings - Excellent++++ Canon Extender EF 2X II Teleconverter Lens from Japan #2485 $199.00 Vay Tiền Nhanh Ggads.

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