a redwing from tues ,i borrowed steves sigma 1.4 tc to see if it would work with my 80d ,i was more than pleasantly surprised to find it not only worked well it was also extremely fast to focus ,and also very sharp combined with the sigma sport ,i now have one on my wanted list .
stretching the boundries by jeff and jan cohen, on Flickr
stretching the boundries by jeff and jan cohen, on Flickr
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