Summary: I had used one that a friend had one day when we were taking photos and loved it. I came home and ordered one for myself and it came in two days and I love it.
Summary: Better than the kenko pro 300 dg better than the canon 1.4 ii. Very pleased with it. This is the best tc for canon super teles. Spend the money its worth the upgrade.
Summary: I currently use this on my Canon 70-200 f4 L IS with an EOS 7D. I chose the 70-200 f4 IS over the f2.8 primarily because of IS and the weight.
Does what it promises: increases the magnification, decreases sharpness.
A. Kozubov, Amazon
3 weeks ago
Summary: Did exactly what I had known it to do. Not sure what else to say. One star off to impress that not all is rosy, sharpness suffers a little bit.
Summary: I began wondering about this product when I purchased the 70-200 f2.8. I absolutely love that lens. But I found that, occasionally, I might like to get a long distance...
Summary: I purchased this product to extend the range of my 70-200 f4. I was initially worried about deterioration in image quality and/or autofocus, but I was relieved when I...
Summary: Disappointing that the auto-focus does not work using a Canon 5D Mark II. I would honestly get much more use out of it if Canon would extend this ability to more of the...