Tamron SP AF 2X Teleconverter 35mm Converters

With this 2xTC, I see chromatic aberrations that are not present in the original lens. This is particularly noticeable as red fringing. Otherwise, pictures are sharp.I've also tried the non-SP version of the Tamron 2xTC. Not surprisingly the SP version...

This doubler is a great bargain! I've heard a lot of compliments on Tamron's SP line and I agree with them. I used it on my Canon 70-300 IS USM and Sigma 170-500 lenses. On both lenses there was no noticeable light falloff or color change. The shot...

The Tamron 2x SP is another example of a quality third-party piece of equipment that'll produce images just as good as the big guys.

Not as sharp as Nikon TC-201. I took more than 10 comapring shots with TC-201, at no point I felt this is better than TC-201. If you are big fan of autofocus, then this is good. Works perfect with 80-200 f/2.8 D ED lens(new model). Used Velvia slide...

Anyone posting a review of a teleconverter should mention which lens or lenses they have used it with. Although the Tamron Pro converter (which is identical to the Kenko Pro model) rates highly, it may not work well with all lenses. With my 70-300 ED...