So I had purchased a Kenko 1.4 MC4 TC and a Canon 1.4 MK II.
Today I put them both on my 400 5.6 prime and did some test shots.
Now these were not MFA to my body because Focal refused to work. I think it has to do with the new version they made.
I will just get to the results right away... the Kenko proved to be sharper. The canon is very very close behind though. The SOOC Uncropped photos look identical sharpness wise. The Kenko tends to over expose compared to the Canon.
Here are the samples:
canon is on the left and Kenko is on the right
The last one is Kenko on left and canon on right
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IMAGE LINK: http://www.flickr.com …/joshlichter/11875266233/
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IMAGE LINK: http://www.flickr.com …/joshlichter/11875426314/
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